Organizations in South Dakota
198 listings in 66 countys. Farm Bureau, commodity and breed associations, cattle raisers, FFA and 4-H, extension offices and conservation districts.
Aurora County
- Aurora Conservation District
Local conservation district office in Plankinton, South Dakota, serving Aurora County landowners with soil, water and tree programs. Phone 605-942-7379; mail or visit PO Box 277, Plankinton, SD 57368-0277.
PO Box 277, Plankinton, SD 57368-0277, Plankinton, SD 57368 | 605-942-7379 - SDSU Extension Aurora County Office
SDSU Extension office for Aurora County in Plankinton, South Dakota, handling crop, livestock and 4-H questions at 401 N. Main, P.O. Box 397, Plankinton, SD 57368. Phone 605-942-7754.
401 N. Main, P.O. Box 397, Plankinton, SD 57368, Plankinton, SD 57368 | 605-942-7754 Website
Beadle County
- Beadle Conservation District
Local conservation district office in Huron, South Dakota, serving Beadle County landowners with soil, water and tree programs. Phone 605-352-2998; mail or visit 1386 Lincoln Ave., SW, Huron, SD 57350-3080.
1386 Lincoln Ave., SW, Huron, SD 57350-3080, Huron, SD 57350 | 605-352-2998 - SDSU Extension Beadle County Office
SDSU Extension office for Beadle County in Huron, South Dakota, handling crop, livestock and 4-H questions at 1070 Third St. SW, Huron, SD 57350. Phone 605-353-8436.
1070 Third St. SW, Huron, SD 57350, Huron, SD 57350 | 605-353-8436 Website - South Dakota Farm Bureau Federation
Grassroots membership group founded in 1917 when county Farm Bureaus united; it represents more than 13,000 farm, ranch and rural families and is led by an 11-member board of farmers.
PO Box 1416, Huron, SD 57350 | 1-605-353-8054 Website - Wolsey Cardinal Clovers 4-H Club
Wolsey based 4-H club that took many awards for projects and livestock exhibits at Beadle County Achievement Days in Huron in July 2026.
Wolsey, SD
Bennett County
- Bennett Conservation District
Local conservation district office in Martin, South Dakota, serving Bennett County landowners with soil, water and tree programs. Phone 605-685-1243; mail or visit 706 US Hwy. 18, Suite 2, Martin, SD 57551-5935.
706 US Hwy. 18, Suite 2, Martin, SD 57551-5935, Martin, SD 57551 | 605-685-1243 - SDSU Extension Bennett County Office
SDSU Extension office for Bennett County in Martin, South Dakota, handling crop, livestock and 4-H questions at 501 Second Ave., Ste. A, P.O. Box M, Martin, SD 57551. Phone 605-685-6972.
501 Second Ave., Ste. A, P.O. Box M, Martin, SD 57551, Martin, SD 57551 | 605-685-6972 Website - Shannon Conservation District
Local conservation district office in Martin, South Dakota, serving the former Shannon County area landowners with soil, water and tree programs. Phone 605-685-1243; mail or visit 706 US Hwy. 18, Suite 2, Martin, SD 57551-5935.
706 US Hwy. 18, Suite 2, Martin, SD 57551-5935, Martin, SD 57551 | 605-685-1243
Bon Homme County
- Bon Homme Conservation District
Local conservation district office in Tyndall, South Dakota, serving Bon Homme County landowners with soil, water and tree programs. Phone 605-589-3232; mail or visit PO Box 45, Tyndall, SD 57066-0045.
PO Box 45, Tyndall, SD 57066-0045, Tyndall, SD 57066 | 605-589-3232 - SDSU Extension Bon Homme County Office
SDSU Extension office for Bon Homme County in Tyndall, South Dakota, handling crop, livestock and 4-H questions at 103 W. 18th Ave., P.O. Box 603, Tyndall, SD 57066. Phone 605-589-3531.
103 W. 18th Ave., P.O. Box 603, Tyndall, SD 57066, Tyndall, SD 57066 | 605-589-3531 Website
Brookings County
- Brookings Conservation District
Local conservation district office in Brookings, South Dakota, serving Brookings County landowners with soil, water and tree programs. Phone 605-692-8003; mail or visit 205 6th Street, Brookings, SD 57006-1406.
205 6th Street, Brookings, SD 57006-1406, Brookings, SD 57006 | 605-692-8003 - Brookings County 4-H Program
Seven traditional clubs plus Dog Club, Robotics and STEAM, and Shooting Sports groups, with summer horse show, dog show and Achievement Days.
2810 22nd Avenue South, Suite 2, Brookings, SD 57006 | 605-693-8280 Website - SDSU Extension Brookings County Office
SDSU Extension office for Brookings County in Brookings, South Dakota, handling crop, livestock and 4-H questions at 2810 22nd Ave. S., Ste. 2, Brookings, SD 57006. Phone 605-693-8280.
2810 22nd Ave. S., Ste. 2, Brookings, SD 57006, Brookings, SD 57006 | 605-693-8280 Website
Brown County
- Brown-Marshall Conservation District
Local conservation district office in Hecla, South Dakota, serving Brown and Marshall counties landowners with soil, water and tree programs. Phone 605-994-2016; mail or visit PO Box 73, Hecla, SD 57466-0073.
PO Box 73, Hecla, SD 57466-0073, Hecla, SD 57466 | 605-994-2016 - SDSU Extension Aberdeen Regional Center
SDSU Extension regional hub in Aberdeen at 13 Second Ave. SE, Aberdeen, SD 57401, serving producers and families across several surrounding counties in South Dakota. Phone 605-626-2870.
13 Second Ave. SE, Aberdeen, SD 57401, Aberdeen, SD 57401 | 605-626-2870 Website - SDSU Extension Brown County Office
SDSU Extension office for Brown County in Aberdeen, South Dakota, handling crop, livestock and 4-H questions at 400 24th Ave. NW, Aberdeen, SD 57401. Phone 605-626-7120.
400 24th Ave. NW, Aberdeen, SD 57401, Aberdeen, SD 57401 | 605-626-7120 Website - South Brown Conservation District
Local conservation district office in Aberdeen, South Dakota, serving southern Brown County landowners with soil, water and tree programs. Phone 605-226-3360; mail or visit 524 S Enterprise St. #300, Aberdeen, SD 57401.
524 S Enterprise St. #300, Aberdeen, SD 57401, Aberdeen, SD 57401 | 605-226-3360
Brule County
- Brule-Buffalo Conservation District
Local conservation district office in Chamberlain, South Dakota, serving Brule and Buffalo counties landowners with soil, water and tree programs. Phone 605-734-5953; mail or visit 200 S. Paul Gust Rd. #111, Chamberlain, SD 57325-1021.
200 S. Paul Gust Rd. #111, Chamberlain, SD 57325-1021, Chamberlain, SD 57325 | 605-734-5953 - SDSU Extension Brule County Office
SDSU Extension office for Brule County in Chamberlain, South Dakota, handling crop, livestock and 4-H questions at 300 S. Courtland St., Ste. 202, Chamberlain, SD 57325. Phone 605-234-4431.
300 S. Courtland St., Ste. 202, Chamberlain, SD 57325, Chamberlain, SD 57325 | 605-234-4431 Website
Buffalo County
- SDSU Extension Jerauld/Buffalo County Office
Shared Jerauld/Buffalo County SDSU Extension office in Wessington Springs that handles 4-H and Extension questions for Buffalo County residents.
205 Wallace Ave. S., Wessington Springs, SD 57382 | 605.539.9471 Website
Butte County
- Butte Conservation District
Local conservation district office in Belle Fourche, South Dakota, serving Butte County landowners with soil, water and tree programs. Phone 605-892-3368; mail or visit 1837 5th Ave., Belle Fourche, SD 57717-2090.
1837 5th Ave., Belle Fourche, SD 57717-2090, Belle Fourche, SD 57717 | 605-892-3368 - Redwater 4-H Council
Council for 4-H clubs in the Butte and Lawrence County area, meeting on the second Tuesday every other month at 7 p.m. in Belle Fourche or Spearfish.
849 5th Ave., Belle Fourche, SD 57717 | (605) 892-3371 Website - SDSU Extension Butte County Office
Butte and Lawrence County Extension office beside the courthouse in Belle Fourche, home to the 4-H educator, shooting sports program and pesticide applicator testing.
849 5th Ave., Belle Fourche, SD 57717 | (605) 892-3371 Website - SDSU Extension Butte/Lawrence Counties Office
Shared SDSU Extension office in Belle Fourche covering Butte, Lawrence counties, offering agriculture, horticulture and 4-H help from 849 Fifth Ave., Belle Fourche, SD 57717. Phone 605-892-3371.
849 Fifth Ave., Belle Fourche, SD 57717, Belle Fourche, SD 57717 | 605-892-3371 Website
Campbell County
- Campbell Conservation District
Local conservation district office in Mound City, South Dakota, serving Campbell County landowners with soil, water and tree programs. Phone 605-955-3306; mail or visit PO Box 153, Mound City, SD 57646-0153.
PO Box 153, Mound City, SD 57646-0153, Mound City, SD 57646 | 605-955-3306 - SDSU Extension Campbell County Office
SDSU Extension office for Campbell County in Mound City, South Dakota, handling crop, livestock and 4-H questions at Second St. NE, P.O. Box 147, Mound City, SD 57646. Phone 605-955-3305.
Second St. NE, P.O. Box 147, Mound City, SD 57646, Mound City, SD 57646 | 605-955-3305 Website
Charles Mix County
- Charles Mix Conservation District
Local conservation district office in Lake Andes, South Dakota, serving Charles Mix County landowners with soil, water and tree programs. Phone 605-487-7577; mail or visit PO Box 249, Lake Andes, SD 57356-0249.
PO Box 249, Lake Andes, SD 57356-0249, Lake Andes, SD 57356 | 605-487-7577 - SDSU Extension Charles Mix County Office
SDSU Extension office for Charles Mix County in Lake Andes, South Dakota, handling crop, livestock and 4-H questions at 400 Main St., P.O. Box 70, Lake Andes, SD 57356. Phone 605-487-7666.
400 Main St., P.O. Box 70, Lake Andes, SD 57356, Lake Andes, SD 57356 | 605-487-7666 Website
Clark County
- Clark Conservation District
Local conservation district office in Clark, South Dakota, serving Clark County landowners with soil, water and tree programs. Phone 605-532-3797; mail or visit 115 First Ave. E, Clark, SD 57225.
115 First Ave. E, Clark, SD 57225, Clark, SD 57225 | 605-532-3797 - SDSU Extension Clark County Office
SDSU Extension office for Clark County in Clark, South Dakota, handling crop, livestock and 4-H questions at 200 N. Commercial St., P.O. Box 294, Clark, SD 57225. Phone 605-532-3681.
200 N. Commercial St., P.O. Box 294, Clark, SD 57225, Clark, SD 57225 | 605-532-3681 Website
Clay County
- Clay Conservation District
Local conservation district office in Vermillion, South Dakota, serving Clay County landowners with soil, water and tree programs. Phone 605-624-7060; mail or visit 121 West Kidder Ste. 103, Vermillion, SD 57069-3033.
121 West Kidder Ste. 103, Vermillion, SD 57069-3033, Vermillion, SD 57069 | 605-624-7060 - Clay County 4-H Program
Vermillion 4-H program publishing a yearly fair supplement, open class book, state fair book and 10 Exhibit Challenge for local youth.
515 High St., Vermillion, SD 57069 | (605) 677-7111 Website - SDSU Extension Clay County Office
SDSU Extension office for Clay County in Vermillion, South Dakota, handling crop, livestock and 4-H questions at 515 High St., Vermillion, SD 57069. Phone 605-677-7111.
515 High St., Vermillion, SD 57069, Vermillion, SD 57069 | 605-677-7111 Website
Codington County
- Codington Conservation District
Local conservation district office in Watertown, South Dakota, serving Codington County landowners with soil, water and tree programs. Phone 605-882-4989; mail or visit 1720 4th Street NE, Ste. #3, Watertown, SD 57201-5256.
1720 4th Street NE, Ste. #3, Watertown, SD 57201-5256, Watertown, SD 57201 | 605-882-4989 - Codington County 4-H Program
Ten clubs for youth ages 8 to 18 plus Cloverbuds ages 5 to 7 meeting in Waverly, Florence and Watertown, with monthly newsletters and a county 4-H educator.
1910 West Kemp Avenue, Watertown, SD 57201 | (605) 882-6300 Website - SDSU Extension Codington County Office
SDSU Extension office for Codington County in Watertown, South Dakota, handling crop, livestock and 4-H questions at 1910 W. Kemp Ave., Watertown, SD 57201. Phone 605-882-6300.
1910 W. Kemp Ave., Watertown, SD 57201, Watertown, SD 57201 | 605-882-6300 Website - SDSU Extension Watertown Regional Center
SDSU Extension regional hub in Watertown at 1910 W. Kemp Ave., Watertown, SD 57201, serving producers and families across several surrounding counties in South Dakota. Phone 605-882-5140.
1910 W. Kemp Ave., Watertown, SD 57201, Watertown, SD 57201 | 605-882-5140 Website
Corson County
- Corson Conservation District
Local conservation district office in McIntosh, South Dakota, serving Corson County landowners with soil, water and tree programs. Phone 605-273-4506; mail or visit PO Box 47, McIntosh, SD 57641-0047.
PO Box 47, McIntosh, SD 57641-0047, McIntosh, SD 57641 | 605-273-4506 - Corson County Fair Board
Volunteer board that runs the McIntosh county fair held the second weekend of August, with 4-H and open class livestock, static exhibits, a meal and a car show.
PO Box 255, McIntosh, SD 57641 | (605) 273-4368 - SDSU Extension Corson County Office
SDSU Extension office for Corson County in McIntosh, South Dakota, handling crop, livestock and 4-H questions at 108 First St. E., P.O. Box 255, McIntosh, SD 57641. Phone 605-273-4368.
108 First St. E., P.O. Box 255, McIntosh, SD 57641, McIntosh, SD 57641 | 605-273-4368 Website
Custer County
- Custer Conservation District
Local conservation district office in Custer, South Dakota, serving Custer County landowners with soil, water and tree programs. Phone 605-673-4971; mail or visit 447 Crook Street, Custer, SD 57730.
447 Crook Street, Custer, SD 57730, Custer, SD 57730 | 605-673-4971 - SDSU Extension Custer County Office
SDSU Extension office for Custer County in Custer, South Dakota, handling crop, livestock and 4-H questions at 25361 US Hwy 385, Custer, SD 57730. Phone 605-673-4971.
25361 US Hwy 385, Custer, SD 57730, Custer, SD 57730 | 605-673-4971 Website
Davison County
- Davison Conservation District
Local conservation district office in Mitchell, South Dakota, serving Davison County landowners with soil, water and tree programs. Phone 605-996-1564; mail or visit 1820 N. Kimball Street, Ste. B, Mitchell, SD 57301-1114.
1820 N. Kimball Street, Ste. B, Mitchell, SD 57301-1114, Mitchell, SD 57301 | 605-996-1564 - Mitchell FFA Chapter
FFA chapter at Mitchell High School whose members competed at the 2024 State FFA Convention in veterinary science, equine science, ag mechanics and milk quality.
Mitchell, SD 57301 - SDSU Extension Davison County Office
SDSU Extension office for Davison County in Mitchell, South Dakota, handling crop, livestock and 4-H questions at 3200 W. Havens St., Mitchell, SD 57301. Phone 605-995-8620.
3200 W. Havens St., Mitchell, SD 57301, Mitchell, SD 57301 | 605-995-8620 Website - SDSU Extension Mitchell Regional Center
SDSU Extension regional hub in Mitchell at 1425 S. Burr St. Unit 1, Mitchell, SD 57301, serving producers and families across several surrounding counties in South Dakota. Phone 605-688-2500.
1425 S. Burr St. Unit 1, Mitchell, SD 57301, Mitchell, SD 57301 | 605-688-2500 Website
Day County
- Day Conservation District
Local conservation district office in Webster, South Dakota, serving Day County landowners with soil, water and tree programs. Phone 605-345-4661; mail or visit 600 E. Hwy. 12, Ste. 1, Webster, SD 57274-1135.
600 E. Hwy. 12, Ste. 1, Webster, SD 57274-1135, Webster, SD 57274 | 605-345-4661 - Day County 4-H Rangeland Judging Team
Day County 4-H rangeland team that placed second in the Go-Getter 4-H division at the 2026 Rangeland Days contest, which drew 115 youth to Belle Fourche in June.
Webster, SD 57274 - Day County SDSU Extension Office
County office of SDSU Extension in Webster serving Day County 4-H, agriculture and family programs, with links to 4HOnline, FairEntry and shooting sports results.
711 W. First St., Ste. 105, Webster, SD 57274 | 605-345-9504 Website - SDSU Extension Day County Office
SDSU Extension office for Day County in Webster, South Dakota, handling crop, livestock and 4-H questions at 711 W. First St., Ste. 105, Webster, SD 57274. Phone 605-345-9504.
711 W. First St., Ste. 105, Webster, SD 57274, Webster, SD 57274 | 605-345-9504 Website
Deuel County
- Deuel Conservation District
Local conservation district office in Clear Lake, South Dakota, serving Deuel County landowners with soil, water and tree programs. Phone 605-874-8225; mail or visit PO Box 348, Clear Lake, SD 57226-0348.
PO Box 348, Clear Lake, SD 57226-0348, Clear Lake, SD 57226 | 605-874-8225 - Deuel County SDSU Extension Office
SDSU Extension office on Highway 22 at Clear Lake serving Deuel County 4-H members, volunteers and farm families in northeast South Dakota.
47494 S.D. Highway 22, Clear Lake, SD 57226 | 605-874-2681 Website - SDSU Extension Deuel County Office
SDSU Extension office for Deuel County in Clear Lake, South Dakota, handling crop, livestock and 4-H questions at 419 Third Ave. S., P.O. Box 350, Clear Lake, SD 57226. Phone 605-874-2681.
419 Third Ave. S., P.O. Box 350, Clear Lake, SD 57226, Clear Lake, SD 57226 | 605-874-2681 Website
Dewey County
- Cheyenne River Youth Project
Cheyenne River Youth Project in Eagle Butte runs youth programs that include gardening and local food work on the Cheyenne River Reservation.
Eagle Butte, SD - Dewey Conservation District
Local conservation district office in Timber Lake, South Dakota, serving Dewey County landowners with soil, water and tree programs. Phone 605-865-3681; mail or visit PO Box 133, Timber Lake, SD 57656-0133.
PO Box 133, Timber Lake, SD 57656-0133, Timber Lake, SD 57656 | 605-865-3681 - Dewey County SDSU Extension 4-H Office
SDSU Extension 4-H office in Timber Lake that organizes Dewey County 4-H project days, Achievement Day and the annual 4-H recognition event.
710 C St., Timber Lake, SD 57656 | 605-865-3652 Website - Native Youth Food Sovereignty Alliance
Native Youth Food Sovereignty Alliance works from Eagle Butte on the Cheyenne River Reservation to train young people in Native food systems.
Eagle Butte, SD - SDSU Extension Cheyenne River Tribal Extension Office
Tribal extension office of SDSU Extension in Eagle Butte, South Dakota, supporting agriculture, 4-H and family programs for the reservation community. Phone 605-964-4955.
BIA Education Building, P.O. Box 40, Eagle Butte, SD 57625, Eagle Butte, SD 57625 | 605-964-4955 Website - SDSU Extension Dewey County Office
SDSU Extension office for Dewey County in Timber Lake, South Dakota, handling crop, livestock and 4-H questions at 710 C St., P.O. Box 9, Timber Lake, SD 57656. Phone 605-865-3652.
710 C St., P.O. Box 9, Timber Lake, SD 57656, Timber Lake, SD 57656 | 605-865-3652 Website
Douglas County
- Douglas Conservation District
Local conservation district office in Armour, South Dakota, serving Douglas County landowners with soil, water and tree programs. Phone 605-724-2846; mail or visit PO Box 28, Armour, SD 57313-0028.
PO Box 28, Armour, SD 57313-0028, Armour, SD 57313 | 605-724-2846 - Douglas County SDSU Extension Office
SDSU Extension office at Armour for Douglas County, providing 4-H enrollment help, volunteer forms and fair entry instructions.
706 Braddock St., Armour, SD 57313 | 605-724-2719 Website - SDSU Extension Douglas County Office
SDSU Extension office for Douglas County in Armour, South Dakota, handling crop, livestock and 4-H questions at 706 Braddock St., P.O. Box 25, Armour, SD 57313. Phone 605-724-2719.
706 Braddock St., P.O. Box 25, Armour, SD 57313, Armour, SD 57313 | 605-724-2719 Website
Edmunds County
- Edmunds Conservation District
Local conservation district office in Ipswich, South Dakota, serving Edmunds County landowners with soil, water and tree programs. Phone 605-426-6701; mail or visit PO Box 25, Ipswich, SD 57451-0025.
PO Box 25, Ipswich, SD 57451-0025, Ipswich, SD 57451 | 605-426-6701 - Edmunds County SDSU Extension Office
SDSU Extension office in Ipswich supporting Edmunds County 4-H clubs, shooting sports coach training and Achievement Days planning.
210 Second Ave., Ipswich, SD 57451 | 605-426-6971 Website - SDSU Extension Edmunds County Office
SDSU Extension office for Edmunds County in Ipswich, South Dakota, handling crop, livestock and 4-H questions at 210 Second Ave., P.O. Box 345, Ipswich, SD 57451. Phone 605-426-6971.
210 Second Ave., P.O. Box 345, Ipswich, SD 57451, Ipswich, SD 57451 | 605-426-6971 Website
Fall River County
- Fall River Conservation District
Local conservation district office in Hot Springs, South Dakota, serving Fall River County landowners with soil, water and tree programs. Phone 605-745-4007; mail or visit 342 S. Chicago Street, Hot Springs, SD 57747-2323.
342 S. Chicago Street, Hot Springs, SD 57747-2323, Hot Springs, SD 57747 | 605-745-4007 - Fall River County SDSU Extension Office
SDSU Extension office in Hot Springs serving Fall River County ranchers, gardeners and 4-H members in the southern Black Hills.
709 Jensen Highway, Ste. B, Hot Springs, SD 57747 | 605-745-5133 Website - SDSU Extension Fall River County Office
SDSU Extension office for Fall River County in Hot Springs, South Dakota, handling crop, livestock and 4-H questions at 709 Jensen Highway, Ste. B, Hot Springs, SD 57747. Phone 605-745-5133.
709 Jensen Highway, Ste. B, Hot Springs, SD 57747, Hot Springs, SD 57747 | 605-745-5133 Website
Faulk County
- Faulk Conservation District
Local conservation district office in Faulkton, South Dakota, serving Faulk County landowners with soil, water and tree programs. Phone 605-598-6549; mail or visit PO Box 489, Faulkton, SD 57438-0489.
PO Box 489, Faulkton, SD 57438-0489, Faulkton, SD 57438 | 605-598-6549 - Faulk County SDSU Extension Office
SDSU Extension office in Faulkton that coordinates Faulk County 4-H enrollment and the August Achievement Days exhibits and livestock shows.
110 Ninth Ave. S., Faulkton, SD 57438 | 605-598-6221 Website - SDSU Extension Faulk County Office
SDSU Extension office for Faulk County in Faulkton, South Dakota, handling crop, livestock and 4-H questions at 110 Ninth Ave. S., P.O. Box 39, Faulkton, SD 57438. Phone 605-598-6221.
110 Ninth Ave. S., P.O. Box 39, Faulkton, SD 57438, Faulkton, SD 57438 | 605-598-6221 Website
Grant County
- Grant Conservation District
Local conservation district office in Milbank, South Dakota, serving Grant County landowners with soil, water and tree programs. Phone 605-432-6570; mail or visit 1102 S. Dakota St., Ste. 2, Milbank, SD 57252-5700.
1102 S. Dakota St., Ste. 2, Milbank, SD 57252-5700, Milbank, SD 57252 | 605-432-6570 - Grant County SDSU Extension 4-H Office
Grant County 4-H office in Milbank for youth ages 5 to 18, running Youth-in-Action events, a horse show, dog show and Achievement Days each summer.
517 Flynn Dr., Milbank, SD 57252 | 605-432-9221 Website - SDSU Extension Grant County Office
SDSU Extension office for Grant County in Milbank, South Dakota, handling crop, livestock and 4-H questions at 517 Flynn Dr, Milbank, SD 57252. Phone 605-432-9221.
517 Flynn Dr, Milbank, SD 57252, Milbank, SD 57252 | 605-432-9221 Website
Gregory County
- Gregory Conservation District
Local conservation district office in Burke, South Dakota, serving Gregory County landowners with soil, water and tree programs. Phone 605-775-2770; mail or visit PO Box 339, Burke, SD 57523-0399.
PO Box 339, Burke, SD 57523-0399, Burke, SD 57523 | 605-775-2770 - Gregory County SDSU Extension Office
SDSU Extension office in Burke serving Gregory County, with a 4-H program that holds Youth in Action days and county Achievement Days.
221 E. Eighth, Burke, SD 57523 | 605-775-2581 Website - SDSU Extension Gregory County Office
SDSU Extension office for Gregory County in Burke, South Dakota, handling crop, livestock and 4-H questions at 221 E. Eighth, P.O. Box 437, Burke, SD 57523. Phone 605-775-2581.
221 E. Eighth, P.O. Box 437, Burke, SD 57523, Burke, SD 57523 | 605-775-2581 Website
Haakon County
- Eastern Pennington County Cooperative Grazing District
Eastern Pennington County Cooperative Grazing District, based in Philip, organizes ranchers who graze shared rangeland in west river country.
Philip, SD - Haakon Conservation District
Local conservation district office in Philip, South Dakota, serving Haakon County landowners with soil, water and tree programs. Phone 605-859-2186; mail or visit PO Box 130, Philip, SD 57567-0130.
PO Box 130, Philip, SD 57567-0130, Philip, SD 57567 | 605-859-2186 - Haakon County SDSU Extension Office
SDSU Extension office in Philip serving Haakon County ranch families and the joint Haakon-Jackson 4-H program.
140 S. Howard Ave., Philip, SD 57567 | 605-859-2840 Website - SDSU Extension Haakon County Office
SDSU Extension office for Haakon County in Philip, South Dakota, handling crop, livestock and 4-H questions at 140 S. Howard Ave., P.O. Box 519, Philip, SD 57567. Phone 605-859-2840.
140 S. Howard Ave., P.O. Box 519, Philip, SD 57567, Philip, SD 57567 | 605-859-2840 Website
Hamlin County
- Hamlin Conservation District
Local conservation district office in Hayti, South Dakota, serving Hamlin County landowners with soil, water and tree programs. Phone 605-783-3353; mail or visit PO Box 165, Hayti, SD 57241-0165.
PO Box 165, Hayti, SD 57241-0165, Hayti, SD 57241 | 605-783-3353 - Hamlin County Extension and 4-H Office
Hamlin County Extension and 4-H office in Hayti, open weekdays 8:00 to 4:30, with a 4-H Youth Program Advisor handling enrollment and county events.
300 4th Street, Hayti, SD 57241 | 605-783-3656 Website - SDSU Extension Hamlin County Office
SDSU Extension office for Hamlin County in Hayti, South Dakota, handling crop, livestock and 4-H questions at 300 Fourth St., P.O. Box 268, Hayti, SD 57241. Phone 605-783-3656.
300 Fourth St., P.O. Box 268, Hayti, SD 57241, Hayti, SD 57241 | 605-783-3656 Website
Hand County
- Hand Conservation District
Local conservation district office in Miller, South Dakota, serving Hand County landowners with soil, water and tree programs. Phone 605-853-2410; mail or visit 118 E Second Street, Miller, SD 57362-1407.
118 E Second Street, Miller, SD 57362-1407, Miller, SD 57362 | 605-853-2410 - Hand County 4-H Rangeland Judging Team
Sunshine Bible Academy and Hand County 4-H team that won the Go-Getter division at the June 2026 Rangeland Days contest in Belle Fourche, earning a spot at the 2027 national contest in El Reno, Oklahoma.
Miller, SD 57362 - Hand County SDSU Extension Office
SDSU Extension office in the Hand County courthouse at Miller, home base for the 4-H clubs that field rangeland judging teams.
415 W. First Ave., Courthouse, Miller, SD 57362 | 605-853-2738 Website - SDSU Extension Hand County Office
SDSU Extension office for Hand County in Miller, South Dakota, handling crop, livestock and 4-H questions at 415 W. First Ave., Courthouse, Miller, SD 57362. Phone 605-853-2738.
415 W. First Ave., Courthouse, Miller, SD 57362, Miller, SD 57362 | 605-853-2738 Website
Hanson County
- Hanson Conservation District
Local conservation district office in Alexandria, South Dakota, serving Hanson County landowners with soil, water and tree programs. Phone 605-239-4635; mail or visit PO Box 176, Alexandria, SD 57311-0176.
PO Box 176, Alexandria, SD 57311-0176, Alexandria, SD 57311 | 605-239-4635 - Hanson County SDSU Extension Office
Hanson County Extension and 4-H office in Alexandria, with a 4-H youth educator enrolling youth ages 8 to 19 and Cloverbuds ages 5 to 8.
720 Fifth St., Alexandria, SD 57311 | 605-239-4542 Website - SDSU Extension Hanson County Office
SDSU Extension office for Hanson County in Alexandria, South Dakota, handling crop, livestock and 4-H questions at 720 Fifth St., P.O. Box 248, Alexandria, SD 57311. Phone 605-239-4542.
720 Fifth St., P.O. Box 248, Alexandria, SD 57311, Alexandria, SD 57311 | 605-239-4542 Website
Harding County
- Harding Conservation District
Local conservation district office in Buffalo, South Dakota, serving Harding County landowners with soil, water and tree programs. Phone 605-375-3216; mail or visit PO Box 265, Buffalo, SD 57720-0265.
PO Box 265, Buffalo, SD 57720-0265, Buffalo, SD 57720 | 605-375-3216 - Harding County SDSU Extension Office
SDSU Extension office in Buffalo serving Harding County, the remote northwest ranching county, with 4-H and range management support.
410 Ramsland Ave., Buffalo, SD 57720 | 605-375-3412 Website - SDSU Extension Harding County Office
SDSU Extension office for Harding County in Buffalo, South Dakota, handling crop, livestock and 4-H questions at 410 Ramsland Ave., P.O. Box 126, Buffalo, SD 57720. Phone 605-375-3412.
410 Ramsland Ave., P.O. Box 126, Buffalo, SD 57720, Buffalo, SD 57720 | 605-375-3412 Website
Hughes County
- Hughes Conservation District
Local conservation district office in Pierre, South Dakota, serving Hughes County landowners with soil, water and tree programs. Phone 605-224-1694; mail or visit 1717 N Lincoln Ave., Ste. 103, Pierre, SD 57501.
1717 N Lincoln Ave., Ste. 103, Pierre, SD 57501, Pierre, SD 57501 | 605-224-1694 - Hughes County SDSU Extension Office
SDSU Extension contact for Hughes County, based in the Stanley County courthouse at Fort Pierre and shared with the Prairie Winds 4-H program.
Fort Pierre, SD 57532 | 605-223-7730 Website - National Lamb Feeders Association
National Lamb Feeders Association has its base in Pierre and represents lamb feeders across the United States.
Pierre, SD - Prairie Winds 4-H
Joint 4-H program for Hughes and Stanley counties run from the Fort Pierre courthouse. Its 2024 Achievement Days drew exhibits to Pat Duffy Community Center and a premium sale at the Schomer Barn.
Fort Pierre, SD 57532 | 605-223-7730 Website - SDSU Extension Pierre Regional Center
SDSU Extension regional hub in Pierre at 412 W. Missouri Ave., Pierre, SD 57501, serving producers and families across several surrounding counties in South Dakota. Phone 605-773-8120.
412 W. Missouri Ave., Pierre, SD 57501, Pierre, SD 57501 | 605-773-8120 Website - South Dakota No Till Association
South Dakota No Till Association, based in Pierre, promotes no-till and soil health farming practices among South Dakota growers.
Pierre, SD
Hutchinson County
- Hutchinson Conservation District
Local conservation district office in Menno, South Dakota, serving Hutchinson County landowners with soil, water and tree programs. Phone 605-387-5539; mail or visit 415 N Access Rd., Menno, SD 57045-2117.
415 N Access Rd., Menno, SD 57045-2117, Menno, SD 57045 | 605-387-5539 - Hutchinson County SDSU Extension 4-H Office
Hutchinson County 4-H office in Olivet, the county seat, supporting 4-H clubs and the Hutchinson County Fair at Tripp.
201 W. Mentor St., Room 153, Olivet, SD 57052 | 605-387-4205 Website - SDSU Extension Hutchinson County Office
SDSU Extension office for Hutchinson County in Olivet, South Dakota, handling crop, livestock and 4-H questions at 201 W. Mentor St., Room 153, Olivet, SD 57052. Phone 605-387-4205.
201 W. Mentor St., Room 153, Olivet, SD 57052, Olivet, SD 57052 | 605-387-4205 Website
Hyde County
- Hyde Conservation District
Local conservation district office in Highmore, South Dakota, serving Hyde County landowners with soil, water and tree programs. Phone 605-852-2221; mail or visit PO Box 484, Highmore, SD 57345-0484.
PO Box 484, Highmore, SD 57345-0484, Highmore, SD 57345 | 605-852-2221 - Hyde County SDSU Extension 4-H Office
Hyde County 4-H office in Highmore with links to shooting sports records, volunteer forms and 4HOnline and FairEntry instructions.
412 Commercial Ave., Highmore, SD 57345 | 605-852-2515 Website - SDSU Extension Hyde County Office
SDSU Extension office for Hyde County in Highmore, South Dakota, handling crop, livestock and 4-H questions at 412 Commerical Ave., Highmore, SD 57345. Phone 605-852-2515.
412 Commerical Ave., Highmore, SD 57345, Highmore, SD 57345 | 605-852-2515 Website
Jackson County
- Jackson Conservation District
Local conservation district office in Kadoka, South Dakota, serving Jackson County landowners with soil, water and tree programs. Phone 605-837-2242; mail or visit PO Box 457, Kadoka, SD 57543-0457.
PO Box 457, Kadoka, SD 57543-0457, Kadoka, SD 57543 | 605-837-2242 - SDSU Extension Jackson County Office
SDSU Extension office for Jackson County in Kadoka, South Dakota, handling crop, livestock and 4-H questions at 700 Main St., P.O. Box 550, Kadoka, SD 57543. Phone 605-837-2133.
700 Main St., P.O. Box 550, Kadoka, SD 57543, Kadoka, SD 57543 | 605-837-2133 Website - SDSU Extension Jackson-Haakon County Office
Joint SDSU Extension office in Philip serving Jackson and Haakon counties, with 4-H enrollment, fair entry and shooting sports resources for local families.
140 S. Howard Ave., Philip, SD 57567 | 605.837.2133
Jerauld County
- Jerauld Conservation District
Local conservation district office in Wessington, South Dakota, serving Jerauld County landowners with soil, water and tree programs. Phone 605-539-9232; mail or visit PO Box 328, Wessington, SD 57382-0328.
PO Box 328, Wessington, SD 57382-0328, Wessington, SD 57382 | 605-539-9232 - Jerauld County 4-H Youth Program
County 4-H program with Prairie Hills 4-H Club, Western Riders Horse Club, J&B Shooting Sports, Cloverbuds and independent members, plus Skills X, Camp Poinsett and Storm Mountain camp options.
205 Wallace Ave S, Wessington Springs, SD 57382 | 605-539-9471 - SDSU Extension Jerauld/Buffalo Counties Office
Shared SDSU Extension office in Wessington Springs covering Jerauld, Buffalo counties, offering agriculture, horticulture and 4-H help from 205 Wallace Ave. S., P.O. Box 366, Wessington Springs, SD 57382. Phone 605-539-9471.
205 Wallace Ave. S., P.O. Box 366, Wessington Springs, SD 57382, Wessington Springs, SD 57382 | 605-539-9471 Website - Wessington Springs FFA Chapter
Wessington Springs Spartans FFA chapter, profiled by South Dakota Public Broadcasting in 2025 as the state's most decorated chapter and a path to careers beyond farming.
Wessington Springs, SD
Jones County
- Jones Conservation District
Local conservation district office in Murdo, South Dakota, serving Jones County landowners with soil, water and tree programs. Phone 605-669-2404; mail or visit PO Box 298, Murdo, SD 57559-0298.
PO Box 298, Murdo, SD 57559-0298, Murdo, SD 57559 | 605-669-2404 - SDSU Extension Jones County Office
SDSU Extension office for Jones County in Murdo, South Dakota, handling crop, livestock and 4-H questions at 310 Main St., P.O. Box 129, Murdo, SD 57559. Phone 605-669-7101.
310 Main St., P.O. Box 129, Murdo, SD 57559, Murdo, SD 57559 | 605-669-7101 Website
Kingsbury County
- Iroquois FFA Chapter
FFA chapter of the Iroquois School District in Kingsbury County, reachable through the district office in Iroquois.
Iroquois, SD 57353 | 605-546-2426 - Kingsbury Conservation District
Local conservation district office in De Smet, South Dakota, serving Kingsbury County landowners with soil, water and tree programs. Phone 605-854-3183; mail or visit PO Box 85, De Smet, SD 57231-0085.
PO Box 85, De Smet, SD 57231-0085, De Smet, SD 57231 | 605-854-3183 - SDSU Extension Kingsbury County Office
SDSU Extension office for Kingsbury County in De Smet, South Dakota, handling crop, livestock and 4-H questions at 201 Second St. SE, P.O. Box 159, DeSmet, SD 57231. Phone 605-854-3851.
201 Second St. SE, P.O. Box 159, DeSmet, SD 57231, De Smet, SD 57231 | 605-854-3851 Website
Lake County
- Lake Conservation District
Local conservation district office in Madison, South Dakota, serving Lake County landowners with soil, water and tree programs. Phone 605-256-2571; mail or visit 123 SW 2nd Street, Madison, SD 57042-2874.
123 SW 2nd Street, Madison, SD 57042-2874, Madison, SD 57042 | 605-256-2571 - SDSU Extension Lake County Office
SDSU Extension office for Lake County in Madison, South Dakota, handling crop, livestock and 4-H questions at 1000 S. Egan Ave., Madison, SD 57042. Phone 605-256-7603.
1000 S. Egan Ave., Madison, SD 57042, Madison, SD 57042 | 605-256-7603 Website
Lawrence County
- Lawrence Conservation District
Local conservation district office in Spearfish, South Dakota, serving Lawrence County landowners with soil, water and tree programs. Phone 605-642-3590; mail or visit 1230 North Avenue, Ste 8, Spearfish, SD 57783-1572.
1230 North Avenue, Ste 8, Spearfish, SD 57783-1572, Spearfish, SD 57783 | 605-642-3590 - SDSU Extension Butte-Lawrence County Office
Combined SDSU Extension office in Belle Fourche covering Butte and Lawrence counties, with 4-H programs, livestock water testing and fair entry support.
849 Fifth Ave., Belle Fourche, SD 57717 | 605.892.3371
Lincoln County
- Lennox Sundstrom FFA Chapter
Lennox FFA chapter that hosted a regional career development contest drawing about 1,400 students from 46 schools in March 2023 and has won the State Fair Farm Safety Quiz Bowl.
Lennox, SD - Lincoln Conservation District
Local conservation district office in Canton, South Dakota, serving Lincoln County landowners with soil, water and tree programs. Phone 605-987-2624; mail or visit 801 E 5th Street, Suite 2, Canton, SD 57013-1920.
801 E 5th Street, Suite 2, Canton, SD 57013-1920, Canton, SD 57013 | 605-987-2624 - SDSU Extension Lincoln County Office
SDSU Extension office for Lincoln County in Lennox, South Dakota, handling crop, livestock and 4-H questions at 27711 Highway 17, P.O. Box 655, Lennox, SD 57039. Phone 605-764-2756.
27711 Highway 17, P.O. Box 655, Lennox, SD 57039, Lennox, SD 57039 | 605-764-2756 Website
Lyman County
- American Creek Conservation District
Local conservation district office in Kennebec, South Dakota, serving Lyman and nearby counties landowners with soil, water and tree programs. Phone 605-869-2238; mail or visit PO Box 156, Kennebec, SD 57544-0156.
PO Box 156, Kennebec, SD 57544-0156, Kennebec, SD 57544 | 605-869-2238 - SDSU Extension Lyman County Office
SDSU Extension office for Lyman County in Kennebec, South Dakota, handling crop, livestock and 4-H questions at 300 S. Main, Courthouse, P.O. Box 68, Kennebec, SD 57544. Phone 605-869-2226.
300 S. Main, Courthouse, P.O. Box 68, Kennebec, SD 57544, Kennebec, SD 57544 | 605-869-2226 Website
Marshall County
- Marshall Conservation District
Local conservation district office in Britton, South Dakota, serving Marshall County landowners with soil, water and tree programs. Phone 605-448-2442; mail or visit PO Box 8, Britton, SD 57430-0008.
PO Box 8, Britton, SD 57430-0008, Britton, SD 57430 | 605-448-2442 - SDSU Extension Marshall County Office
SDSU Extension office for Marshall County in Britton, South Dakota, handling crop, livestock and 4-H questions at 909 S. Main, P.O. Box 229, Britton, SD 57430. Phone 605-448-5171.
909 S. Main, P.O. Box 229, Britton, SD 57430, Britton, SD 57430 | 605-448-5171 Website
McCook County
- McCook Conservation District
Local conservation district office in Salem, South Dakota, serving McCook County landowners with soil, water and tree programs. Phone 605-425-2483; mail or visit PO Box 121, Salem, SD 57058-0121.
PO Box 121, Salem, SD 57058-0121, Salem, SD 57058 | 605-425-2483 - North American Piedmontese Association
North American Piedmontese Association, based in Canistota, registers Piedmontese cattle and promotes the breed.
Canistota, SD - SDSU Extension McCook County Office
SDSU Extension office for McCook County in Salem, South Dakota, handling crop, livestock and 4-H questions at 130 W. Essex, P.O. Box 533, Salem, SD 57058. Phone 605-425-2242.
130 W. Essex, P.O. Box 533, Salem, SD 57058, Salem, SD 57058 | 605-425-2242 Website
McPherson County
- McPherson Conservation District
Local conservation district office in Leola, South Dakota, serving McPherson County landowners with soil, water and tree programs. Phone 605-439-3336; mail or visit PO Box 60, Leola, SD 57456-0060.
PO Box 60, Leola, SD 57456-0060, Leola, SD 57456 | 605-439-3336 - SDSU Extension McPherson County Office
SDSU Extension office for McPherson County in Leola, South Dakota, handling crop, livestock and 4-H questions at 706 Main St., P.O. Box 29, Leola, SD 57456. Phone 605-439-3331.
706 Main St., P.O. Box 29, Leola, SD 57456, Leola, SD 57456 | 605-439-3331 Website
Meade County
- Elk Creek Conservation District
Local conservation district office in Sturgis, South Dakota, serving the Elk Creek area landowners with soil, water and tree programs. Phone 605-347-4952; mail or visit 2202 W. Main Street, Sturgis, SD 57785-1338.
2202 W. Main Street, Sturgis, SD 57785-1338, Sturgis, SD 57785 | 605-347-4952 - SDSU Extension Meade County Office
SDSU Extension office for Meade County in Sturgis, South Dakota, handling crop, livestock and 4-H questions at 1425 Sherman St., Ste. 103, Sturgis, SD 57785. Phone 605-347-2436.
1425 Sherman St., Ste. 103, Sturgis, SD 57785, Sturgis, SD 57785 | 605-347-2436 Website - Sturgis Brown High School FFA
Sturgis Brown FFA chapter whose land and range judging team won the district contest in fall 2025 and qualified for the national land and range judging contest in Oklahoma.
Sturgis, SD - Tri-County Conservation District
Local conservation district office in Faith, South Dakota, serving the Faith area landowners with soil, water and tree programs. Phone 605-967-2561; mail or visit PO Box 399, Faith, SD 57626-0399.
PO Box 399, Faith, SD 57626-0399, Faith, SD 57626 | 605-967-2561
Mellette County
- Mellette Conservation District
Local conservation district office in White River, South Dakota, serving Mellette County landowners with soil, water and tree programs. Phone 605-259-3252; mail or visit PO Box 1, White River, SD 57579.
PO Box 1, White River, SD 57579, White River, SD 57579 | 605-259-3252 - SDSU Extension Mellette County Office
SDSU Extension office for Mellette County in White River, South Dakota, handling crop, livestock and 4-H questions at 321 E 4th St, P.O. Box 258, White River, SD 57579. Phone 605-259-3385.
321 E 4th St, P.O. Box 258, White River, SD 57579, White River, SD 57579 | 605-259-3385 Website
Miner County
- Miner Conservation District
Local conservation district office in Howard, South Dakota, serving Miner County landowners with soil, water and tree programs. Phone 605-772-5642; mail or visit 601 West Farmer Ave., Suite A, Howard, SD 57349-8734.
601 West Farmer Ave., Suite A, Howard, SD 57349-8734, Howard, SD 57349 | 605-772-5642 - Miner County Extension and 4-H Youth Office
Courthouse office in Howard where a 4-H youth program educator serves Miner County, open weekdays with a midday break.
401 N. Main St., 2nd Floor, Howard, SD 57349 | (605) 772-4661 - SDSU Extension Miner County Office
SDSU Extension office for Miner County in Howard, South Dakota, handling crop, livestock and 4-H questions at 400 N. Main St., P.O. Box 219, Howard, SD 57349. Phone 605-772-4661.
400 N. Main St., P.O. Box 219, Howard, SD 57349, Howard, SD 57349 | 605-772-4661 Website
Minnehaha County
- Minnehaha Conservation District
Local conservation district office in Sioux Falls, South Dakota, serving Minnehaha County landowners with soil, water and tree programs. Phone 605-336-1527; mail or visit 2408 E. Benson Rd., Sioux Falls, SD 57104-7018.
2408 E. Benson Rd., Sioux Falls, SD 57104-7018, Sioux Falls, SD 57104 | 605-336-1527 - Minnehaha County 4-H Program
SDSU Extension 4-H program for ages 5 to 18 with community clubs in Sioux Falls, Hartford, Colton, Baltic, Humboldt, Dell Rapids, Brandon and Rowena, plus STEM and agricultural literacy activities.
4101 West 38th Street, Suite 103, Sioux Falls, SD 57106 | (605) 367-5655 - Project Food Forest
Project Food Forest in Sioux Falls plants community orchards and gardens that give neighbors free access to fresh produce.
Sioux Falls, SD - SDSU Extension Minnehaha County Office
SDSU Extension office for Minnehaha County in Sioux Falls, South Dakota, handling crop, livestock and 4-H questions at 4101 W 38th St Ste 103, Sioux Falls, SD 57106. Phone 605-367-5655.
4101 W 38th St Ste 103, Sioux Falls, SD 57106, Sioux Falls, SD 57106 | 605-367-5655 Website - SDSU Extension Sioux Falls Regional Center
SDSU Extension regional hub in Sioux Falls at 4101 W 38th St Ste 103, Sioux Falls, SD 57106, serving producers and families across several surrounding counties in South Dakota. Phone 605-782-3290.
4101 W 38th St Ste 103, Sioux Falls, SD 57106, Sioux Falls, SD 57106 | 605-782-3290 Website - South Dakota Soybean Association
Grower group that shares an office with the South Dakota Soybean Research and Promotion Council, which invests checkoff dollars in production research and new markets for soybeans.
5000 S. Broadband Lane, Suite 100, Sioux Falls, SD 57108 | (605) 330-9942 Website
Moody County
- Flandreau High School FFA
Flandreau FFA chapter whose members have won state honors, including a state treasurer election, Star Farmer and Star Agri-Business finalists and a state swine production placing.
Flandreau, SD - Moody Conservation District
Local conservation district office in Flandreau, South Dakota, serving Moody County landowners with soil, water and tree programs. Phone 605-997-2949; mail or visit 202 East 3rd Ave., Flandreau, SD.
202 East 3rd Ave., Flandreau, SD, Flandreau, SD | 605-997-2949 - SDSU Extension Moody County Office
SDSU Extension office for Moody County in Flandreau, South Dakota, handling crop, livestock and 4-H questions at 500 First Ave. W., Flandreau, SD 57028. Phone 605-997-2469.
500 First Ave. W., Flandreau, SD 57028, Flandreau, SD 57028 | 605-997-2469 Website
Oglala Lakota County
- Makoce Agriculture Development
Makoce Agriculture Development runs Makoce Farm at Porcupine on the Pine Ridge Reservation, supporting Native food and farming.
Porcupine, SD - Oyate Teca Project
Oyate Teca Project in Kyle on the Pine Ridge Reservation grows and teaches about local food as part of South Dakota tribal food sovereignty work.
Kyle, SD - SDSU Extension Pine Ridge-Oglala Lakota County Office
Combined Pine Ridge and Oglala Lakota County office of SDSU Extension in Porcupine, the local contact for 4-H programs, volunteer policies and FairEntry instructions.
536 Highway 23, Porcupine, SD 57772 | 605.867.1843 Website - SDSU Extension Pine Ridge-Oglala Lakota Tribal Extension Office
Tribal extension office of SDSU Extension in Porcupine, South Dakota, supporting agriculture, 4-H and family programs for the reservation community. Phone 605-867-1843.
536 Highway 23, Porcupine, SD 57772, Porcupine, SD 57772 | 605-867-1843 Website
Pennington County
- East Pennington Conservation District
Local conservation district office in Wall, South Dakota, serving eastern Pennington County landowners with soil, water and tree programs. Phone 605-279-2451; mail or visit PO Box 308, Wall, SD 57790-0308.
PO Box 308, Wall, SD 57790-0308, Wall, SD 57790 | 605-279-2451 - Pennington Conservation District
Local conservation district office in Rapid City, South Dakota, serving Pennington County landowners with soil, water and tree programs. Phone 605-342-0301; mail or visit 414 E Stumer Road, Rapid City, SD 57701.
414 E Stumer Road, Rapid City, SD 57701, Rapid City, SD 57701 | 605-342-0301 - Pennington County 4-H
County 4-H program for ages 5 to 18 with Cloverbud, Beginner, Junior and Senior groups; 2026-2027 enrollment opens Oct. 1, 2026, at $5 per independent member and $20 per leader.
601 E. Centre St, Rapid City, SD 57701 | 605-394-2188 Website - SDSU Extension Pennington County Office
SDSU Extension office for Pennington County in Rapid City, South Dakota, handling crop, livestock and 4-H questions at 601 E. Centre St., Rapid City, SD 57701. Phone 605-394-2188.
601 E. Centre St., Rapid City, SD 57701, Rapid City, SD 57701 | 605-394-2188 Website - SDSU Extension West River Research and Extension Center
SDSU Extension regional hub in Rapid City at 711 N. Creek Drive, Rapid City, SD 57703, serving producers and families across several surrounding counties in South Dakota. Phone 605-394-1722.
711 N. Creek Drive, Rapid City, SD 57703, Rapid City, SD 57703 | 605-394-1722 Website
Perkins County
- Perkins Conservation District
Local conservation district office in Bison, South Dakota, serving Perkins County landowners with soil, water and tree programs. Phone 605-244-7160; mail or visit PO Box 189, Bison, SD 57620-0189.
PO Box 189, Bison, SD 57620-0189, Bison, SD 57620 | 605-244-7160 - SDSU Extension Lemmon Regional Center
SDSU Extension regional hub in Lemmon at 401 Sixth Ave. W., Lemmon, SD 57638, serving producers and families across several surrounding counties in South Dakota. Phone 605-374-4177.
401 Sixth Ave. W., Lemmon, SD 57638, Lemmon, SD 57638 | 605-374-4177 Website - SDSU Extension Perkins County Office
SDSU Extension office for Perkins County in Bison, South Dakota, handling crop, livestock and 4-H questions at 400 W. Carr St., P.O. Box 280, Bison, SD 57620. Phone 605-244-5622.
400 W. Carr St., P.O. Box 280, Bison, SD 57620, Bison, SD 57620 | 605-244-5622 Website
Potter County
- Potter Conservation District
Local conservation district office in Gettysburg, South Dakota, serving Potter County landowners with soil, water and tree programs. Phone 605-765-2575; mail or visit 205 W. Commercial #102, Gettysburg, SD 57442.
205 W. Commercial #102, Gettysburg, SD 57442, Gettysburg, SD 57442 | 605-765-2575 - SDSU Extension Potter County Office
SDSU Extension office for Potter County in Gettysburg, South Dakota, handling crop, livestock and 4-H questions at 205 W. Commercial Ave., Gettysburg, SD 57442. Phone 605-765-9414.
205 W. Commercial Ave., Gettysburg, SD 57442, Gettysburg, SD 57442 | 605-765-9414 Website
Roberts County
- Roberts Conservation District
Local conservation district office in Sisseton, South Dakota, serving Roberts County landowners with soil, water and tree programs. Phone 605-698-3923; mail or visit 2018 SD Hwy. 10, Suite A, Sisseton, SD 57262.
2018 SD Hwy. 10, Suite A, Sisseton, SD 57262, Sisseton, SD 57262 | 605-698-3923 - SDSU Extension Roberts County Office
SDSU Extension office for Roberts County in Sisseton, South Dakota, handling crop, livestock and 4-H questions at 411 Second Ave. E., Ste. 14A, Sisseton, SD 57262. Phone 605-698-7627.
411 Second Ave. E., Ste. 14A, Sisseton, SD 57262, Sisseton, SD 57262 | 605-698-7627 Website
Sanborn County
- Sanborn Central/Woonsocket FFA
FFA chapter at Sanborn Central whose ag classes cover plant science, animal science, wildlife and fisheries trout hatching, ag business and ag leadership, with National FFA Week activities led by juniors.
Woonsocket, SD Website - Sanborn Conservation District
Local conservation district office in Woonsocket, South Dakota, serving Sanborn County landowners with soil, water and tree programs. Phone 605-796-4476; mail or visit 203 West 7th Street, Suite 200, Woonsocket, SD 57385.
203 West 7th Street, Suite 200, Woonsocket, SD 57385, Woonsocket, SD 57385 | 605-796-4476 - SDSU Extension Sanborn County Office
SDSU Extension office for Sanborn County in Woonsocket, South Dakota, handling crop, livestock and 4-H questions at 604 W. Sixth St., P.O. Box 397, Woonsocket, SD 57385. Phone 605-796-4380.
604 W. Sixth St., P.O. Box 397, Woonsocket, SD 57385, Woonsocket, SD 57385 | 605-796-4380 Website
Spink County
- SDSU Extension Spink County Office
SDSU Extension office for Spink County in Redfield, South Dakota, handling crop, livestock and 4-H questions at 210 E. Seventh Ave., Ste. 4, Redfield, SD 57469. Phone 605-472-5006.
210 E. Seventh Ave., Ste. 4, Redfield, SD 57469, Redfield, SD 57469 | 605-472-5006 Website - Spink Conservation District
Local conservation district office in Redfield, South Dakota, serving Spink County landowners with soil, water and tree programs. Phone 605-472-1437; mail or visit PO Box 146, Redfield, SD 57469-0146.
PO Box 146, Redfield, SD 57469-0146, Redfield, SD 57469 | 605-472-1437
Stanley County
- SDSU Extension Hughes/Stanley/Sully Counties Office
Shared SDSU Extension office in Fort Pierre covering Hughes, Stanley, Sully counties, offering agriculture, horticulture and 4-H help from 08 E. Second Ave., P.O. Box 970, Ft. Pierre, SD 57532. Phone 605-223-7730.
08 E. Second Ave., P.O. Box 970, Ft. Pierre, SD 57532, Fort Pierre, SD 57532 | 605-223-7730 Website - Stanley Conservation District
Local conservation district office in Pierre, South Dakota, serving Stanley County landowners with soil, water and tree programs. Phone 605-224-1694; mail or visit 1717 N. Lincoln Ave., Suite 103, Pierre, SD 57501.
1717 N. Lincoln Ave., Suite 103, Pierre, SD 57501, Pierre, SD 57501 | 605-224-1694 - Stanley County 4-H and Extension Office (Prairie Winds 4-H)
Stanley County courthouse office in Fort Pierre that posts Prairie Winds 4-H results for achievement days, horse show, fashion revue and special foods contests.
08 E 2nd Ave., Fort Pierre, SD 57532 | 605-223-7730 Website
Sully County
- SDSU Extension Sully County Office
Onida office of SDSU Extension on Ash Avenue that runs Sully County 4-H, including a Sunday archery practice at Agar Hall and monthly 4-H newsletters.
700 Ash Ave., Onida, SD 57564 | 605-258-2331 Website - Sully Conservation District
Local conservation district office in Onida, South Dakota, serving Sully County landowners with soil, water and tree programs. Phone 605-258-2571; mail or visit PO Box 203, Onida, SD 57564-0203.
PO Box 203, Onida, SD 57564-0203, Onida, SD 57564 | 605-258-2571
Todd County
- SDSU Extension Rosebud Tribal Extension Office
Tribal extension office of SDSU Extension in Mission, South Dakota, supporting agriculture, 4-H and family programs for the reservation community. Phone 605-856-2198.
P.O. Box 1125, Mission, SD 57555, Mission, SD 57555 | 605-856-2198 Website - SDSU Extension Todd County Office
Mission-based Todd County office of SDSU Extension, reached by phone or mail at its post office box, supporting 4-H and ranch programs on the Rosebud Reservation.
P.O. Box 1125, Mission, SD 57555 | 605.856.2198 Website - Todd Conservation District
Local conservation district office in Mission, South Dakota, serving Todd County landowners with soil, water and tree programs. Phone 605-856-4440; mail or visit PO Box 268, Mission, SD 57555-0268.
PO Box 268, Mission, SD 57555-0268, Mission, SD 57555 | 605-856-4440
Tripp County
- Clearfield-Keyapaha Conservation District
Local conservation district office in Winner, South Dakota, serving the Clearfield and Keyapaha area landowners with soil, water and tree programs. Phone 605-842-0603; mail or visit 113 S. Madison, Winner, SD 57580-1313.
113 S. Madison, Winner, SD 57580-1313, Winner, SD 57580 | 605-842-0603 - Hamill Conservation District
Local conservation district office in Winner, South Dakota, serving the Hamill area landowners with soil, water and tree programs. Phone 605-842-0603; mail or visit 113 S Madison St. #100, Winner, SD 57580-1313.
113 S Madison St. #100, Winner, SD 57580-1313, Winner, SD 57580 | 605-842-0603 - SDSU Extension Tripp County Office
SDSU Extension office for Tripp County in Winner, South Dakota, handling crop, livestock and 4-H questions at 200 E. Third St., Winner, SD 57580. Phone 605-842-2858.
200 E. Third St., Winner, SD 57580, Winner, SD 57580 | 605-842-2858 Website - SDSU Extension Winner Regional Center
SDSU Extension regional hub in Winner at 325 S. Monroe St., Ste. 125, Winner, SD 57580, serving producers and families across several surrounding counties in South Dakota. Phone 605-842-1267.
325 S. Monroe St., Ste. 125, Winner, SD 57580, Winner, SD 57580 | 605-842-1267 Website - Tripp County 4-H Leaders Corporation
Winner-based 501(c)(3) educational nonprofit in the youth development category that backs Tripp County 4-H, with tax-exempt status dating from July 2019.
Winner, SD Website
Turner County
- SDSU Extension Turner County Office
SDSU Extension office for Turner County in Parker, South Dakota, handling crop, livestock and 4-H questions at 400 S. Main, P.O. Box 490, Parker, SD 57053. Phone 605-297-3112.
400 S. Main, P.O. Box 490, Parker, SD 57053, Parker, SD 57053 | 605-297-3112 Website - Turner Conservation District
Local conservation district office in Parker, South Dakota, serving Turner County landowners with soil, water and tree programs. Phone 605-297-5564; mail or visit PO Box 416, Parker, SD 57053-0416.
PO Box 416, Parker, SD 57053-0416, Parker, SD 57053 | 605-297-5564
Union County
- SDSU Extension Union County Office
SDSU Extension office for Union County in Elk Point, South Dakota, handling crop, livestock and 4-H questions at 209 E. Main, Ste. 120, Elk Point, SD 57025. Phone 605-356-2321.
209 E. Main, Ste. 120, Elk Point, SD 57025, Elk Point, SD 57025 | 605-356-2321 Website - Union Conservation District
Local conservation district office in Elk Point, South Dakota, serving Union County landowners with soil, water and tree programs. Phone 605-356-3308; mail or visit PO Box 458, Elk Point, SD 57025-0458.
PO Box 458, Elk Point, SD 57025-0458, Elk Point, SD 57025 | 605-356-3308
Walworth County
- SDSU Extension Walworth County Office
SDSU Extension office for Walworth County in Selby, South Dakota, handling crop, livestock and 4-H questions at 4304 Fourth Ave., P.O. Box 329, Selby, SD 57472. Phone 605-649-1185.
4304 Fourth Ave., P.O. Box 329, Selby, SD 57472, Selby, SD 57472 | 605-649-1185 Website - Walworth Conservation District
Local conservation district office in Selby, South Dakota, serving Walworth County landowners with soil, water and tree programs. Phone 605-649-7020; mail or visit PO Box 139, Selby, SD 57472-0139.
PO Box 139, Selby, SD 57472-0139, Selby, SD 57472 | 605-649-7020
Yankton County
- SDSU Extension Yankton County Office
SDSU Extension office for Yankton County in Yankton, South Dakota, handling crop, livestock and 4-H questions at 321 W. 3rd Street, Suite B2, Yankton, SD 57078. Phone 605-665-3387.
321 W. 3rd Street, Suite B2, Yankton, SD 57078, Yankton, SD 57078 | 605-665-3387 Website - Yankton Conservation District
Local conservation district office in Yankton, South Dakota, serving Yankton County landowners with soil, water and tree programs. Phone 605-665-6704; mail or visit 2914 Broadway Ave., Yankton, SD 57078-1202.
2914 Broadway Ave., Yankton, SD 57078-1202, Yankton, SD 57078 | 605-665-6704 - Yankton High School FFA Chapter
FFA chapter added at Yankton High School in 2017 with a $5,000 South Dakota Farm Bureau centennial gift and $1,000 from the Yankton County Farm Bureau; about 30 students were involved at the start.
1801 Summit Street, Yankton, SD 57078 | 605-665-2073 Website
Ziebach County
- SDSU Extension Ziebach County Office
SDSU Extension office for Ziebach County in Dupree, South Dakota, handling crop, livestock and 4-H questions at 501 S. Main, P.O. Box 37, Dupree, SD 57623. Phone 605-365-5161.
501 S. Main, P.O. Box 37, Dupree, SD 57623, Dupree, SD 57623 | 605-365-5161 Website - Ziebach Conservation District
Local conservation district office in Dupree, South Dakota, serving Ziebach County landowners with soil, water and tree programs. Phone 605-365-5134; mail or visit PO Box 246, Dupree, SD 57623-0246.
PO Box 246, Dupree, SD 57623-0246, Dupree, SD 57623 | 605-365-5134