Organizations in California
221 listings in 58 countys. Farm Bureau, commodity and breed associations, cattle raisers, FFA and 4-H, extension offices and conservation districts.
Alameda County
- Alameda County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Alameda County, California, at 224 W. Winton Ave, Rm 184 in Hayward.
224 W. Winton Ave, Rm 184, Hayward, CA 94544 | (510) 670-5232 - Alameda County Resource Conservation District
Alameda County Resource Conservation District is a California special district that works with landowners in the East Bay on soil, water and habitat; it is part of the state network of resource conservation districts in Alameda County.
CA - Livermore Valley Winegrowers Association
Winegrowers association representing vineyards and wineries of the Livermore Valley in Alameda County, California.
CA - UC Cooperative Extension Alameda County
UC Cooperative Extension county office for Alameda County, with farm advisors, 4-H and Master Gardener programs; local topics include Livermore Valley vineyards and urban Bay Area gardens.
CA Website
Alpine County
- Alpine Fire Safe Council
Community council focused on forest fuel reduction around Alpine County towns and ranchlands.
Markleeville, CA Website - Alpine Resource Conservation District
Local conservation district named among Alpine County partner groups working on land and water stewardship.
Markleeville, CA Website - Alpine Watershed Group
Nonprofit that restores streams and meadows and coordinates forest health work in the Alpine County headwaters.
Markleeville, CA Website - Friends of Hope Valley
Conservation group that protects the scenic ranchland and meadows of Hope Valley.
Hope Valley, CA Website
Amador County
- Amador County Agricultural Commissioner
The Amador County agricultural commissioner's office works from 12200-B Airport Road, Jackson, handling local agriculture regulation and weights and measures for the county.
12200-B Airport Road, Jackson, CA 95642 | (209) 223-6487 - Amador Resource Conservation District
Amador Resource Conservation District is a California special district that assists foothill ranchers and vineyard owners with conservation practices; it is part of the state network of resource conservation districts in Amador County.
CA - UC Cooperative Extension Central Sierra - Amador County
UC Cooperative Extension office serving Amador County and also Calaveras, El Dorado, Tuolumne; farm advisors, 4-H and Master Gardeners work on foothill wine grapes and ranching.
CA Website
Butte County
- Butte County Agricultural Commissioner
Butte County agricultural commissioner and sealer office, based in Oroville, California; street location 316 Nelson Ave.
316 Nelson Ave, Oroville, CA 95965 | (530) 552-4100 - Butte County Resource Conservation District
Butte County Resource Conservation District is a California special district that supports farm, orchard and watershed projects around Chico and Oroville; it is part of the state network of resource conservation districts in Butte County.
CA - UC Cooperative Extension Butte County
UC Cooperative Extension county office for Butte County, with farm advisors, 4-H and Master Gardener programs; local topics include almonds, walnuts, rice and prunes.
CA Website
Calaveras County
- Calaveras County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Calaveras County, California, at 23 E. Charles St. in San Andreas.
23 E. Charles St., San Andreas, CA | (209) 754-6504 x 3 - Calaveras County Resource Conservation District
Calaveras County Resource Conservation District is a California special district that helps foothill landowners with watershed, fire and range stewardship; it is part of the state network of resource conservation districts in Calaveras County.
CA - UC Cooperative Extension Central Sierra - Calaveras County
UC Cooperative Extension office serving Calaveras County and also Amador, El Dorado, Tuolumne; farm advisors, 4-H and Master Gardeners work on foothill ranching and wine grapes.
CA Website
Colusa County
- 44th District Agricultural Association
State district that runs the Colusa County Fairgrounds, the county fair and the annual Colusa Farm Show.
1303 10th Street, Colusa, CA - Colusa County Agricultural Commissioner
The Colusa County agricultural commissioner's office works from 100 Sunrise Blvd, Ste F, Colusa, handling local agriculture regulation and weights and measures for the county.
100 Sunrise Blvd, Ste F, Colusa, CA 95932 | (530) 458-0580 - Colusa County Resource Conservation District
Colusa County Resource Conservation District is a California special district that works with rice, orchard and ranch landowners in the Sacramento Valley; it is part of the state network of resource conservation districts in Colusa County.
CA - UC Cooperative Extension Colusa County
UC Cooperative Extension county office for Colusa County, with farm advisors, 4-H and Master Gardener programs; local topics include rice, almonds and processing tomatoes.
CA Website
Contra Costa County
- Contra Costa County Agricultural Commissioner
Contra Costa County agricultural commissioner and sealer office, based in Concord, California; street location 2380 Bisso Lane.
2380 Bisso Lane, Concord, CA 94520 | (925) 608-6600 - Contra Costa Resource Conservation District
Contra Costa Resource Conservation District is a California special district that provides conservation help to farms, ranches and open space in the East Bay; it is part of the state network of resource conservation districts in Contra Costa County.
CA - Harvest Time in Brentwood
Nonprofit in Brentwood, Contra Costa County, California, that links more than 40 farms through a self-guided tour map and seasonal festivals.
Brentwood, CA - UC Cooperative Extension Contra Costa County
UC Cooperative Extension county office for Contra Costa County, with farm advisors, 4-H and Master Gardener programs; local topics include Delta-edge farms and East Bay urban horticulture.
CA Website
Del Norte County
- Del Norte County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Del Norte County, California, at 2650 Washington Blvd in Crescent City.
2650 Washington Blvd, Crescent City, CA 95531 | (707) 464-7235 - Del Norte Resource Conservation District
Del Norte Resource Conservation District is a California special district that supports north coast dairy, lily and forest landowners; it is part of the state network of resource conservation districts in Del Norte County.
CA - UC Cooperative Extension Humboldt and Del Norte Counties - Del Norte County
UC Cooperative Extension office serving Del Norte County and also Humboldt; farm advisors, 4-H and Master Gardeners work on Easter lily bulbs, dairies and coastal forestry.
CA Website
El Dorado County
- Apple Hill Growers, Inc
Apple Hill Growers is a multi-farm association in El Dorado County, California, promoting member farms that sell fruit, baked goods, wine tasting and Christmas trees.
CA - El Dorado County Agricultural Commissioner
The El Dorado County agricultural commissioner's office works from 311 Fair Lane, Placerville, handling local agriculture regulation and weights and measures for the county.
311 Fair Lane, Placerville, CA 95667 | (530) 621-5520 - El Dorado County Farm Trails Association
This marketing association in El Dorado County, California, promotes more than 110 farms and about 70 wineries along the county farm trails.
CA - El Dorado County Resource Conservation District
El Dorado County Resource Conservation District is a California special district that assists orchard, vineyard and forest landowners in the Sierra foothills; it is part of the state network of resource conservation districts in El Dorado County.
CA - UC Cooperative Extension Central Sierra - El Dorado County
UC Cooperative Extension office serving El Dorado County and also Amador, Calaveras, Tuolumne; farm advisors, 4-H and Master Gardeners work on Apple Hill orchards and wine grapes.
CA Website
Fresno County
- Fresno County Agricultural Commissioner
Fresno County agricultural commissioner and sealer office, based in Fresno, California; street location 1730 S Maple Ave.
1730 S Maple Ave, Fresno, CA 93702 | (559) 600-7510 - Panoche Resource Conservation District
Panoche Resource Conservation District is a California special district that covers west-side Fresno County grazing and cropland; it is part of the state network of resource conservation districts in Fresno County.
CA - Tranquility Resource Conservation District
Tranquility Resource Conservation District is a California special district that supports west Fresno County irrigated farmland; it is part of the state network of resource conservation districts in Fresno County.
CA - UC Cooperative Extension Fresno County
UC Cooperative Extension county office for Fresno County, with farm advisors, 4-H and Master Gardener programs; local topics include raisin grapes, almonds, tomatoes and tree fruit.
CA Website
Glenn County
- Glenn County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Glenn County, California, at 720 N Colusa St in Willows.
720 N Colusa St, Willows, CA | (530) 934-6501 - Glenn County Resource Conservation District
Glenn County Resource Conservation District is a California special district that supports Sacramento Valley farmers on water, soil and habitat practices; it is part of the state network of resource conservation districts in Glenn County.
CA - UC Cooperative Extension Glenn County
UC Cooperative Extension county office for Glenn County, with farm advisors, 4-H and Master Gardener programs; local topics include rice, almonds and walnuts.
CA Website
Humboldt County
- Humboldt County Agricultural Commissioner
The Humboldt County agricultural commissioner's office works from 5630 S Broadway, Eureka, handling local agriculture regulation and weights and measures for the county.
5630 S Broadway, Eureka, CA 95503 | (707) 441-5260 - Humboldt County Resource Conservation District
Humboldt County Resource Conservation District is a California special district that helps coastal ranchers and landowners with erosion and salmon habitat work; it is part of the state network of resource conservation districts in Humboldt County.
CA - UC Cooperative Extension Humboldt and Del Norte Counties - Humboldt County
UC Cooperative Extension office serving Humboldt County and also Del Norte; farm advisors, 4-H and Master Gardeners work on dairies, redwood-coast forestry and berries.
CA Website
Imperial County
- Bard Resource Conservation District
Bard Resource Conservation District is a California special district that covers farmland along the Colorado River in southeastern Imperial County; it is part of the state network of resource conservation districts in Imperial County.
CA - Imperial County Agricultural Commissioner
County office that publishes annual crop and livestock reports covering the Imperial Valley desert farm economy.
El Centro, CA Website - UC Cooperative Extension Imperial County
UC Cooperative Extension county office for Imperial County, with farm advisors, 4-H and Master Gardener programs; local topics include Imperial Valley desert vegetables, alfalfa and field crops.
CA Website
Inyo County
- Inyo and Mono Counties Agricultural Commissioner
2024 crop report put Inyo agriculture at $24.1 million, with livestock at 61 percent and 8,260 cattle.
1360 North Main Street, Bishop, CA 93514 | 760-873-7860 Website - Inyo-Mono Resource Conservation District
Inyo-Mono Resource Conservation District is a California special district that covers the Eastern Sierra, including Owens Valley ranches; it is part of the state network of resource conservation districts in Inyo County.
CA - UC Cooperative Extension Inyo and Mono Counties - Inyo County
UC Cooperative Extension office serving Inyo County and also Mono; farm advisors, 4-H and Master Gardeners work on Owens Valley ranching and water issues.
CA Website
Kern County
- Eastern Kern Resource Conservation District
Eastern Kern Resource Conservation District is a California special district that covers desert and mountain areas of eastern Kern County; it is part of the state network of resource conservation districts in Kern County.
CA - Kern County Agricultural Commissioner
Kern County agricultural commissioner and sealer office, based in Bakersfield, California; street location 1001 S Mount Vernon Ave.
1001 S Mount Vernon Ave, Bakersfield, CA 93307 | (661) 868-6300 - UC Cooperative Extension Kern County
UC Cooperative Extension county office for Kern County, with farm advisors, 4-H and Master Gardener programs; local topics include citrus, table grapes, almonds and carrots.
CA Website
Kings County
- Kings County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Kings County, California, at 680 N Campus Dr, Ste B in Hanford.
680 N Campus Dr, Ste B, Hanford, CA 93230 | (559) 852-2830 - UC Cooperative Extension Kings County
UC Cooperative Extension county office for Kings County, with farm advisors, 4-H and Master Gardener programs; local topics include dairies, cotton and pistachios.
CA Website
Lake County
- Lake County Agricultural Commissioner
The Lake County agricultural commissioner's office works from 883 Lakeport Blvd, Lakeport, handling local agriculture regulation and weights and measures for the county.
883 Lakeport Blvd, Lakeport, CA 95453 | (707) 263-0217 - Lake County Resource Conservation District
Lake County Resource Conservation District is a California special district that supports vineyard, pear orchard and Clear Lake watershed landowners; it is part of the state network of resource conservation districts in Lake County.
CA - UC Cooperative Extension Lake County
UC Cooperative Extension county office for Lake County, with farm advisors, 4-H and Master Gardener programs; local topics include wine grapes, pears and walnuts.
CA Website
Lassen County
- Honey Lake Valley Resource Conservation District
Honey Lake Valley Resource Conservation District is a California special district that serves the high-desert ranches near Susanville; it is part of the state network of resource conservation districts in Lassen County.
CA - Lassen County Agricultural Commissioner
Lassen County agricultural commissioner and sealer office, based in Susanville, California; street location 175 Russell Ave.
175 Russell Ave, Susanville, CA 96130 | (530) 251-8110 - Lassen County Cattlemen and Cattlewomen
Susanville-based cattle producer group in Lassen County, California, that hosts the annual A Taste of Beef, A Sip of Wine dinner to fund scholarships and school agriculture programs.
Susanville, CA - UC Cooperative Extension Lassen County
UC Cooperative Extension county office for Lassen County, with farm advisors, 4-H and Master Gardener programs; local topics include high-desert cattle and hay.
CA Website
Los Angeles County
- Los Angeles County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Los Angeles County, California, at 12300 Lower Azusa Rd in Arcadia.
12300 Lower Azusa Rd, Arcadia, CA 91006 | (626) 575-5451 - Resource Conservation District of the Santa Monica Mountains
Resource Conservation District of the Santa Monica Mountains is a California special district that covers landowners in the Santa Monica Mountains and nearby coastal areas; it is part of the state network of resource conservation districts in Los Angeles County.
CA - UC Cooperative Extension Los Angeles County
UC Cooperative Extension county office for Los Angeles County, with farm advisors, 4-H and Master Gardener programs; local topics include urban agriculture, school gardens and 4-H youth programs.
CA Website
Madera County
- Coarsegold Resource Conservation District
Coarsegold Resource Conservation District is a California special district that serves the oak-woodland foothills of eastern Madera County; it is part of the state network of resource conservation districts in Madera County.
CA - Madera County Agricultural Commissioner
The Madera County agricultural commissioner's office works from 145 Tozer St, Ste 101, Madera, handling local agriculture regulation and weights and measures for the county.
145 Tozer St, Ste 101, Madera, CA 93638 | (559) 675-7876 - Madera-Chowchilla Resource Conservation District
Madera-Chowchilla Resource Conservation District is a California special district that works with valley-floor farmers around Madera and Chowchilla; it is part of the state network of resource conservation districts in Madera County.
CA - UC Cooperative Extension Madera County
UC Cooperative Extension county office for Madera County, with farm advisors, 4-H and Master Gardener programs; local topics include almonds, pistachios and wine grapes.
CA Website
Marin County
- Marin County Agricultural Commissioner
Marin County agricultural commissioner and sealer office, based in Novato, California; street location 1682 Novato Blvd, 150-A.
1682 Novato Blvd, 150-A, Novato, CA 94947 | (415) 473-6700 - Marin Resource Conservation District
Marin Resource Conservation District is a California special district that helps coastal dairies and ranches with carbon and water projects; it is part of the state network of resource conservation districts in Marin County.
CA - UC Cooperative Extension Marin County
UC Cooperative Extension county office for Marin County, with farm advisors, 4-H and Master Gardener programs; local topics include coastal dairies, oysters and rangeland.
CA Website
Mariposa County
- Mariposa County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Mariposa County, California, at 5009 Fairgrounds Rd in Mariposa.
5009 Fairgrounds Rd, Mariposa, CA | (209) 966-2075 - Mariposa County Resource Conservation District
Mariposa County Resource Conservation District is a California special district that assists foothill ranchers around Mariposa; it is part of the state network of resource conservation districts in Mariposa County.
CA - UC Cooperative Extension Mariposa County
UC Cooperative Extension county office for Mariposa County, with farm advisors, 4-H and Master Gardener programs; local topics include foothill cattle ranching and Yosemite-gateway small farms.
CA Website
Mendocino County
- Mendocino County Agricultural Commissioner
The Mendocino County agricultural commissioner's office works from 890 North Bush St, Ukiah, handling local agriculture regulation and weights and measures for the county.
890 North Bush St, Ukiah, CA 95482 | (707) 234-6830 - Mendocino County Resource Conservation District
Mendocino County Resource Conservation District is a California special district that supports vineyard, ranch and watershed landowners from Ukiah to the coast; it is part of the state network of resource conservation districts in Mendocino County.
CA - UC Cooperative Extension Mendocino County
UC Cooperative Extension county office for Mendocino County, with farm advisors, 4-H and Master Gardener programs; local topics include wine grapes, pears and working forests.
CA Website
Merced County
- East Merced Resource Conservation District
East Merced Resource Conservation District is a California special district that serves eastern Merced County foothill ranches and orchards; it is part of the state network of resource conservation districts in Merced County.
CA - Merced County Agricultural Commissioner
Merced County agricultural commissioner and sealer office, based in Merced, California; street location 2139 Wardrobe Ave.
2139 Wardrobe Ave, Merced, CA 95341 | (209) 385-7431 - UC Cooperative Extension Merced County
UC Cooperative Extension county office for Merced County, with farm advisors, 4-H and Master Gardener programs; local topics include dairies, almonds and sweet potatoes.
CA Website
Modoc County
- Modoc County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Modoc County, California, at 335 N Main St in Alturas.
335 N Main St, Alturas, CA 96101 | (530) 233-6401 - Modoc Resource Conservation District
Modoc Resource Conservation District is a California special district that serves cattle ranches and irrigated hay land in northeastern California; it is part of the state network of resource conservation districts in Modoc County.
CA - UC Cooperative Extension Modoc County
UC Cooperative Extension county office for Modoc County, with farm advisors, 4-H and Master Gardener programs; local topics include high-desert cattle, hay and grain.
CA Website
Mono County
- Inyo-Mono Resource Conservation District
Regional conservation district serving the Eastern Sierra counties of Inyo and Mono, working on water, fire and working-lands projects.
CA Website - Mono County Resource Conservation District
Mono County Resource Conservation District is a California special district that focuses on meadows, sage-grouse country and ranches east of the Sierra; it is part of the state network of resource conservation districts in Mono County.
CA - UC Cooperative Extension Inyo and Mono Counties - Mono County
UC Cooperative Extension office serving Mono County and also Inyo; farm advisors, 4-H and Master Gardeners work on high-desert cattle ranching and meadows.
CA Website
Monterey County
- Monterey County Agricultural Commissioner
The Monterey County agricultural commissioner's office works from 1428 Abbott St, Salinas, handling local agriculture regulation and weights and measures for the county.
1428 Abbott St, Salinas, CA 93901 | (831) 759-7325 - Monterey County Vintners and Growers Association
Trade association of Monterey County, California, vineyards and wineries that arranges vineyard, winery and agricultural technical tours.
CA - Resource Conservation District of Monterey County
Resource Conservation District of Monterey County is a California special district that supports Salinas Valley growers on water quality and soil health; it is part of the state network of resource conservation districts in Monterey County.
CA - UC Cooperative Extension Monterey County
UC Cooperative Extension county office for Monterey County, with farm advisors, 4-H and Master Gardener programs; local topics include salad vegetables, strawberries and wine grapes.
CA Website
Napa County
- Napa County Agricultural Commissioner
Napa County agricultural commissioner and sealer office, based in Napa, California; street location 1710 Soscol Ave, Ste 3.
1710 Soscol Ave, Ste 3, Napa, CA 94559 | (707) 253-4357 - Napa County Farm Bureau
Napa County Farm Bureau advocates for growers and ranchers, runs youth programs and offers member resources as part of the California Farm Bureau network.
811 Jefferson Street, Napa, CA 94559 | (707) 224-5403 Website - Napa County Resource Conservation District
Napa County Resource Conservation District is a California special district that works with Napa Valley vineyards on erosion, water and fish habitat; it is part of the state network of resource conservation districts in Napa County.
CA - UC Cooperative Extension Napa County
UC Cooperative Extension county office for Napa County, with farm advisors, 4-H and Master Gardener programs; local topics include Napa Valley wine grape growing.
CA Website
Nevada County
- Nevada County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Nevada County, California, at 950 Maidu Ave, Ste 170 in Nevada City.
950 Maidu Ave, Ste 170, Nevada City, CA 95959 | (530) 470-2690 - Nevada County Farm Bureau
Nevada County Farm Bureau serves Sierra foothill farmers and ranchers with advocacy and member programs; part of the California Farm Bureau network.
CA | 530.346.8146 - Nevada County Resource Conservation District
Nevada County Resource Conservation District is a California special district that supports small farms and forest landowners around Grass Valley; it is part of the state network of resource conservation districts in Nevada County.
CA - UC Cooperative Extension Placer and Nevada Counties - Nevada County
UC Cooperative Extension office serving Nevada County and also Placer; farm advisors, 4-H and Master Gardeners work on small foothill farms, forestry and livestock.
CA Website
Orange County
- Orange County Agricultural Commissioner
The Orange County agricultural commissioner's office works from 222 E Bristol Ln, Orange, handling local agriculture regulation and weights and measures for the county.
222 E Bristol Ln, Orange, CA 92865 | (714) 955-0100 - UC Cooperative Extension Orange County
UC Cooperative Extension county office for Orange County, with farm advisors, 4-H and Master Gardener programs; local topics include nursery crops and suburban landscapes.
CA Website
Placer County
- Placer County Agricultural Commissioner
Placer County agricultural commissioner and sealer office, based in Auburn, California; street location 2855 2nd St.
2855 2nd St, Auburn, CA 95603 | (530) 889-7372 - Placer County Farm Bureau
Placer County Farm Bureau represents local growers and ranchers in the Sierra foothills and Sacramento Valley edge, with advocacy and member programs.
CA | 916.663.2929 - Placer County Resource Conservation District
Placer County Resource Conservation District is a California special district that assists Placer ranchers, orchardists and rice farmers; it is part of the state network of resource conservation districts in Placer County.
CA - UC Cooperative Extension Placer and Nevada Counties - Placer County
UC Cooperative Extension office serving Placer County and also Nevada; farm advisors, 4-H and Master Gardeners work on rice, foothill orchards and livestock.
CA Website
Plumas County
- Feather River Resource Conservation District
Feather River Resource Conservation District is a California special district that works on watershed restoration and meadow projects in Plumas County; it is part of the state network of resource conservation districts in Plumas County.
CA - Plumas County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Plumas County, California, at 208 Fairgrounds Rd in Quincy.
208 Fairgrounds Rd, Quincy, CA 95971 | (530) 283-6365 - UC Cooperative Extension Plumas-Sierra - Plumas County
UC Cooperative Extension office serving Plumas County and also Sierra; farm advisors, 4-H and Master Gardeners work on mountain-valley cattle and hay.
CA Website
Riverside County
- Coachella Valley Resource Conservation District
Coachella Valley Resource Conservation District is a California special district that focuses on desert farmland, dates and water use in the Coachella Valley; it is part of the state network of resource conservation districts in Riverside County.
CA - Riverside County Agricultural Commissioner
The Riverside County agricultural commissioner's office works from 3403 10th St, Ste 701, Riverside, handling local agriculture regulation and weights and measures for the county.
3403 10th St, Ste 701, Riverside, CA 92501 | (951) 955-3045 - Riverside-Corona Resource Conservation District
Conservation district around Riverside and Corona that supports local growers and landowners with natural resource education and projects.
CA Website - Temecula-Elsinore-Anza-Murrieta Resource Conservation District
Southwest Riverside County district serving Temecula, Elsinore, Anza and Murrieta with conservation help for growers, ranchers and vineyards.
CA Website - UC Cooperative Extension Riverside County
UC Cooperative Extension county office for Riverside County, with farm advisors, 4-H and Master Gardener programs; local topics include Coachella Valley dates, citrus and grapes.
CA Website
Sacramento County
- California Canning Peach Association
Statewide association for California canning peach growers, with offices on River Plaza Drive in Sacramento.
2300 River Plaza Drive, Suite 110, Sacramento, CA 95833 | (916) 925-9131 - California Cattlemen's Association
Statewide cattle ranchers association that publishes California Cattleman magazine and holds an annual convention with the California CattleWomen; the 110th convention is set for December 2-4, 2026.
Sacramento, CA - California Farm Bureau Federation
Statewide farm and ranch membership organization based in Sacramento, publishing Ag Alert and California Bountiful, running Young Farmers & Ranchers and Leadership Farm Bureau.
2600 River Plaza Dr., Sacramento, CA 95833 | (916) 561-5500 - California Wool Growers Association
Statewide association of California sheep producers, which holds an annual meeting and convention; the 165th convention met in Chico in August 2025.
Sacramento, CA Website - Sacramento County Agricultural Commissioner
Sacramento County agricultural commissioner and sealer office, based in Sacramento, California; street location 4137 Branch Center Rd.
4137 Branch Center Rd, Sacramento, CA 95827 | (916) 875-6603 - UC Cooperative Extension Capitol Corridor - Sacramento County
UC Cooperative Extension office serving Sacramento County and also Solano, Yolo; farm advisors, 4-H and Master Gardeners work on Delta pears, wine grapes and rice.
CA Website
San Benito County
- San Benito County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for San Benito County, California, at 3224 Southside Rd in Hollister.
3224 Southside Rd, Hollister, CA | (831) 637-5344 - San Benito Resource Conservation District
San Benito Resource Conservation District is a California special district that serves vegetable growers and ranchers around Hollister; it is part of the state network of resource conservation districts in San Benito County.
CA - UC Cooperative Extension San Benito County
UC Cooperative Extension county office for San Benito County, with farm advisors, 4-H and Master Gardener programs; local topics include lettuce, seed crops and cattle.
CA Website
San Bernardino County
- Inland Empire Resource Conservation District
Inland Empire Resource Conservation District is a California special district that serves the Inland Empire area in western San Bernardino County; it is part of the state network of resource conservation districts in San Bernardino County.
CA - Mojave Desert Resource Conservation District
Mojave Desert Resource Conservation District is a California special district that covers desert landowners in the high Mojave; it is part of the state network of resource conservation districts in San Bernardino County.
CA - San Bernardino County Agricultural Commissioner
The San Bernardino County agricultural commissioner's office works from 777E Rialto Ave, San Bernardino, handling local agriculture regulation and weights and measures for the county.
777E Rialto Ave, San Bernardino, CA 92415 | (909) 387-2105 - UC Cooperative Extension San Bernardino County
UC Cooperative Extension county office for San Bernardino County, with farm advisors, 4-H and Master Gardener programs; local topics include Inland Empire dairies, citrus and desert agriculture.
CA Website
San Diego County
- Resource Conservation District of Greater San Diego County
Resource Conservation District of Greater San Diego County is a California special district that provides conservation help to avocado, citrus and nursery growers across San Diego; it is part of the state network of resource conservation districts in San Diego County.
CA - San Diego County Agricultural Commissioner
San Diego County agricultural commissioner and sealer office, based in San Diego, California; street location 9325 Hazard Way.
9325 Hazard Way, San Diego, CA 92123 | (858) 694-2778 - San Diego County Farm Bureau
County farm bureau for San Diego County, one of the state's most diverse farm counties; its site carries a mission statement and member information for growers.
CA Website - UC Cooperative Extension San Diego County
UC Cooperative Extension county office for San Diego County, with farm advisors, 4-H and Master Gardener programs; local topics include avocados, citrus and nursery crops.
CA Website
San Francisco County
- San Francisco County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for San Francisco County, California, at 49 South Van Ness Ave, Ste 600 in San Francisco.
49 South Van Ness Ave, Ste 600, San Francisco, CA 94103 | (415) 252-3950 - UC Cooperative Extension San Mateo and San Francisco Counties - San Francisco County
UC Cooperative Extension office serving San Francisco County and also San Mateo; farm advisors, 4-H and Master Gardeners work on urban agriculture and community gardens.
CA Website
San Joaquin County
- Rhoades-Stockton Bean Co-op
Dry bean growers cooperative with a Tracy, San Joaquin County, California, mailing address.
P.O. Box 338, Tracy, CA 95378 | (209) 835-1284 - San Joaquin County Agricultural Commissioner
The San Joaquin County agricultural commissioner's office works from 2101 East Earhart Ave, Ste 100, Stockton, handling local agriculture regulation and weights and measures for the county.
2101 East Earhart Ave, Ste 100, Stockton, CA 95206 | (209) 953-6000 - San Joaquin County Resource Conservation District
San Joaquin County Resource Conservation District is a California special district that supports Delta and Central Valley growers on conservation practices; it is part of the state network of resource conservation districts in San Joaquin County.
CA - UC Cooperative Extension San Joaquin County
UC Cooperative Extension county office for San Joaquin County, with farm advisors, 4-H and Master Gardener programs; local topics include cherries, wine grapes, almonds and dairies.
CA Website
San Luis Obispo County
- Coastal San Luis Resource Conservation District
Coastal San Luis Resource Conservation District is a California special district that assists coastal ranches and vineyards in San Luis Obispo County; it is part of the state network of resource conservation districts in San Luis Obispo County.
CA - San Luis Obispo County Agricultural Commissioner
San Luis Obispo County agricultural commissioner and sealer office, based in San Luis Obispo, California; street location 2156 Sierra Way, Ste A.
2156 Sierra Way, Ste A, San Luis Obispo, CA 93401 | (805) 781-5910 - San Luis Obispo County Farm Bureau
Nonprofit membership group of about 700 members protecting and promoting agriculture in the county, with a Young Farmers and Ranchers program and partner scholarships.
4875 Morabito Place, San Luis Obispo, CA 93401 | 805/543.3654 Website - UC Cooperative Extension San Luis Obispo County
UC Cooperative Extension county office for San Luis Obispo County, with farm advisors, 4-H and Master Gardener programs; local topics include Central Coast wine grapes, vegetables and rangeland.
CA Website - Upper Salinas-Las Tablas Resource Conservation District
Upper Salinas-Las Tablas Resource Conservation District is a California special district that serves the northern San Luis Obispo County wine and ranch country; it is part of the state network of resource conservation districts in San Luis Obispo County.
CA
San Mateo County
- San Mateo County 4-H Office
University of California 4-H youth development office serving San Mateo County from Half Moon Bay, running local clubs and the county's participation in fairs and livestock shows.
1500 Purisima Creek Road, Half Moon Bay, CA 94019 | (650) 276-7422 Website - San Mateo County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for San Mateo County, California, at 728 Heller St in Redwood City.
728 Heller St, Redwood City, CA | (650) 363-4700 - San Mateo County Resource Conservation District
San Mateo County Resource Conservation District is a California special district that helps coastal farms, ranches and stables on the Peninsula; it is part of the state network of resource conservation districts in San Mateo County.
CA - UC Cooperative Extension San Mateo and San Francisco Counties - San Mateo County
UC Cooperative Extension office serving San Mateo County and also San Francisco; farm advisors, 4-H and Master Gardeners work on flower growing, coastal pumpkins and urban food gardens.
CA Website
Santa Barbara County
- Cachuma Resource Conservation District
Cachuma Resource Conservation District is a California special district that serves Santa Ynez Valley landowners on creek, soil and irrigation projects; it is part of the state network of resource conservation districts in Santa Barbara County.
CA - Santa Barbara County 4-H Office
University of California 4-H office in Santa Maria that supports Santa Barbara County clubs, whose members show animals at the Santa Barbara County Fair junior livestock show each summer.
1105 E Foster Rd, Santa Maria, CA 93455 | (530) 830-9442 Website - Santa Barbara County Agricultural Commissioner
The Santa Barbara County agricultural commissioner's office works from 263 Camino Del Remedio, Santa Barbara, handling local agriculture regulation and weights and measures for the county.
263 Camino Del Remedio, Santa Barbara, CA 93110 | (805) 681-5600 - UC Cooperative Extension Santa Barbara County
UC Cooperative Extension county office for Santa Barbara County, with farm advisors, 4-H and Master Gardener programs; local topics include strawberries, wine grapes and avocados.
CA Website
Santa Clara County
- Gilroy Rodeo Association
Local nonprofit that relaunched the Gilroy Rodeo in 2018 and has contributed more than $500,000 to area nonprofits and community groups since then.
Gilroy, CA - Santa Clara County 4-H Office
University of California 4-H office in San Jose coordinating Santa Clara County clubs, including Gilroy and Morgan Hill members who show livestock at county and South Valley fairs.
1553 Berger Drive Bldg. 1, San Jose, CA 95112 Website - Santa Clara County Agricultural Commissioner
Santa Clara County agricultural commissioner and sealer office, based in San Jose, California; street location 1553 Berger Dr, Bldg 1.
1553 Berger Dr, Bldg 1, San Jose, CA | (408) 918-4600 - UC Cooperative Extension Santa Clara County
UC Cooperative Extension county office for Santa Clara County, with farm advisors, 4-H and Master Gardener programs; local topics include Silicon Valley urban agriculture and Gilroy-area crops.
CA Website
Santa Cruz County
- Resource Conservation District of Santa Cruz County
Resource Conservation District of Santa Cruz County is a California special district that assists berry growers and coastal landowners with runoff and erosion; it is part of the state network of resource conservation districts in Santa Cruz County.
CA - Santa Cruz County 4-H Office
University of California 4-H youth development office on Westridge Drive in Watsonville serving Santa Cruz County clubs.
500 Westridge Drive, Watsonville, CA | (831) 205-3180 Website - Santa Cruz County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Santa Cruz County, California, at 500 Westridge Dr in Watsonville.
500 Westridge Dr, Watsonville, CA 95076 | (831) 763-8080 - Santa Cruz County Farm Bureau
Nonprofit advocate for Santa Cruz County and Pajaro Valley agriculture, active on land use and transportation issues and supporting scholarships and school programs.
141 Monte Vista Avenue, Watsonville, CA 95076 | (831) 724-1356 Website - UC Cooperative Extension Santa Cruz County
UC Cooperative Extension county office for Santa Cruz County, with farm advisors, 4-H and Master Gardener programs; local topics include berries, apples and coastal vegetables.
CA Website
Shasta County
- Fall River Resource Conservation District
Fall River Resource Conservation District is a California special district that serves ranches and hay meadows in the Fall River Valley; it is part of the state network of resource conservation districts in Shasta County.
CA - Shasta County 4-H Office
University of California 4-H office on Hartnell Avenue in Redding that supports Shasta County clubs and junior livestock exhibitors.
1851 Hartnell Avenue, Redding, CA 96002 | (530) 224-4900 Website - Shasta County Agricultural Commissioner
The Shasta County agricultural commissioner's office works from 1265 Redwood Blvd, Redding, handling local agriculture regulation and weights and measures for the county.
1265 Redwood Blvd, Redding, CA 96003 | (530) 224-4949 - UC Cooperative Extension Shasta County
UC Cooperative Extension county office for Shasta County, with farm advisors, 4-H and Master Gardener programs; local topics include cattle ranching and forestry.
CA Website
Sierra County
- Sierra County 4-H Office
Joint Plumas-Sierra 4-H office at the Quincy fairgrounds serving Sierra County youth clubs and livestock projects.
208 Fairground Road, Quincy, CA 95971 | (530) 283-6173 Website - Sierra Plumas Cattlemen's Association
Regional cattlemen's group that serves the Cattlemen's BBQ lunch in downtown Loyalton during the annual Sierra Valley Art + Ag Trail.
Loyalton, CA - Sierra Valley Resource Conservation District
Sierra Valley Resource Conservation District is a California special district that serves the high Sierra Valley hay and cattle ranches; it is part of the state network of resource conservation districts in Sierra County.
CA - UC Cooperative Extension Plumas-Sierra - Sierra County
UC Cooperative Extension office serving Sierra County and also Plumas; farm advisors, 4-H and Master Gardeners work on Sierra Valley hay and cattle.
CA Website
Siskiyou County
- Lava Beds-Butte Valley Resource Conservation District
Lava Beds-Butte Valley Resource Conservation District is a California special district that serves the Butte Valley farms and ranches near the Oregon line; it is part of the state network of resource conservation districts in Siskiyou County.
CA - Shasta Valley Resource Conservation District
Shasta Valley Resource Conservation District is a California special district that works on Shasta River fish and ranch water projects near Yreka; it is part of the state network of resource conservation districts in Siskiyou County.
CA - Siskiyou County 4-H Office
University of California 4-H office on South Main Street in Yreka serving Siskiyou County clubs.
1655 S. Main Street, Yreka, CA | (530) 842-2711 Website - Siskiyou County Agricultural Commissioner
Siskiyou County agricultural commissioner and sealer office, based in Yreka, California; street location 525 S Foothill Dr.
525 S Foothill Dr, Yreka, CA 96097 | (530) 841-4033 - UC Cooperative Extension Siskiyou County
UC Cooperative Extension county office for Siskiyou County, with farm advisors, 4-H and Master Gardener programs; local topics include alfalfa, cattle and grain.
CA Website
Solano County
- Dixon Resource Conservation District
Dixon Resource Conservation District is a California special district that assists farmers in the Dixon area of the Solano County farm belt; it is part of the state network of resource conservation districts in Solano County.
CA - Solano County 4-H Office
University of California 4-H office in downtown Fairfield serving Solano County clubs and livestock exhibitors.
501 Texas Street, 1st Floor, Fairfield, CA 94533-5672 | (707) 429-5532 Website - Solano County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Solano County, California, at 2543 Cordelia Rd in Fairfield.
2543 Cordelia Rd, Fairfield, CA | (707) 784-1310 - UC Cooperative Extension Capitol Corridor - Solano County
UC Cooperative Extension office serving Solano County and also Sacramento, Yolo; farm advisors, 4-H and Master Gardeners work on tomatoes, orchards and sunflower seed.
CA Website
Sonoma County
- Sonoma County 4-H Office
University of California 4-H office near the Sonoma County airport serving the county's clubs and fair exhibitors.
133 Aviation Blvd., Suite 109, Santa Rosa, CA 95403 | (707) 565-2621 Website - Sonoma County Agricultural Commissioner
The Sonoma County agricultural commissioner's office works from 133 Aviation Blvd, Ste 110, Santa Rosa, handling local agriculture regulation and weights and measures for the county.
133 Aviation Blvd, Ste 110, Santa Rosa, CA 95403 | (707) 565-2371 - Sonoma Resource Conservation District
Sonoma Resource Conservation District is a California special district that assists vineyards, dairies and creek landowners in Sonoma County; it is part of the state network of resource conservation districts in Sonoma County.
CA - UC Cooperative Extension Sonoma County
UC Cooperative Extension county office for Sonoma County, with farm advisors, 4-H and Master Gardener programs; local topics include wine grapes, apples and dairies.
CA Website
Stanislaus County
- Apricot Producers of California
Growers bargaining and marketing group for apricot producers, with a Westley, California mailing address in the northern San Joaquin Valley.
P. O. Box 85, Westley, CA 95387 | (209) 894-3472 - East Stanislaus Resource Conservation District
East Stanislaus Resource Conservation District is a California special district that supports farmland and watershed stewardship east of Modesto; it is part of the state network of resource conservation districts in Stanislaus County.
CA - Stanislaus County 4-H Office
University of California 4-H office in Modesto serving Stanislaus County clubs and junior livestock exhibitors.
3800 Cornucopia Way, Suite A, Modesto, CA 95358 | (209) 525-6800 Website - Stanislaus County Agricultural Commissioner
Stanislaus County agricultural commissioner and sealer office, based in Modesto, California; street location 3800 Cornucopia Way, Ste B.
3800 Cornucopia Way, Ste B, Modesto, CA 95358 | (209) 525-4730 - UC Cooperative Extension Stanislaus County
UC Cooperative Extension county office for Stanislaus County, with farm advisors, 4-H and Master Gardener programs; local topics include almonds, dairies and poultry.
CA Website
Sutter County
- Sutter County 4-H Office
Shared Sutter-Yuba University of California 4-H office on Garden Highway in Yuba City.
142A Garden Highway, Yuba City, CA 95991 | (530) 822-7515 Website - Sutter County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Sutter County, California, at 142 Garden Hwy in Yuba City.
142 Garden Hwy, Yuba City, CA 95991 | (530) 822-7500 - Sutter County Resource Conservation District
Sutter County Resource Conservation District is a California special district that supports rice, orchard and wildlife-friendly farming in Sutter County; it is part of the state network of resource conservation districts in Sutter County.
CA - UC Cooperative Extension Sutter-Yuba Counties - Sutter County
UC Cooperative Extension office serving Sutter County and also Yuba; farm advisors, 4-H and Master Gardeners work on rice, peaches and prunes.
CA Website - Yuba-Sutter County Farm Bureau
Farm bureau serving Yuba and Sutter counties, the rice, prune and peach country of the northern Sacramento Valley.
Yuba City, CA - Yuba-Sutter Farm Bureau
Farm bureau for both counties that promotes agritourism, farm stands and the Saturday Yuba City farmers market, and backs the Marysville Peach Festival and student outreach.
CA Website
Tehama County
- Prune Bargaining Association
Prune growers bargaining association based on Tyler Road in Red Bluff, Tehama County, California.
11790 Tyler Road, Red Bluff, CA 96080 | (530) 527-6795 - Resource Conservation District of Tehama County
Resource Conservation District of Tehama County is a California special district that works with walnut, olive and cattle operations in the northern Sacramento Valley; it is part of the state network of resource conservation districts in Tehama County.
CA - Tehama County 4-H Office
University of California 4-H office on Walnut Street in Red Bluff serving Tehama County clubs and fair exhibitors.
1754 Walnut Street, Red Bluff, CA 96080 Website - Tehama County Agricultural Commissioner
The Tehama County agricultural commissioner's office works from 1844 Walnut St, Red Bluff, handling local agriculture regulation and weights and measures for the county.
1844 Walnut St, Red Bluff, CA | (530) 527-4504 - UC Cooperative Extension Tehama County
UC Cooperative Extension county office for Tehama County, with farm advisors, 4-H and Master Gardener programs; local topics include walnuts, olives and cattle.
CA Website
Trinity County
- Trinity County 4-H Office
University of California 4-H office for Trinity County, mailing from Weaverville.
PO Box 1468, Weaverville, CA 96093 Website - Trinity County Agricultural Commissioner
Trinity County agricultural commissioner and sealer office, based in Weaverville, California; street location 173 Tom Bell Rd.
173 Tom Bell Rd, Weaverville, CA | (530) 623-1356 - Trinity County Resource Conservation District
Trinity County Resource Conservation District is a California special district that helps forest and small-farm landowners in the Trinity watershed; it is part of the state network of resource conservation districts in Trinity County.
CA - UC Cooperative Extension Trinity County
UC Cooperative Extension county office for Trinity County, with farm advisors, 4-H and Master Gardener programs; local topics include forestry and small-scale ranching.
CA Website
Tulare County
- Olive Growers Council of California
Commodity group for olive growers with an office on Road 172 in Visalia, Tulare County, California.
32980 Road 172, Visalia, CA 93292 | (559) 798-0755 - Tulare County 4-H Office
University of California 4-H office on South Laspina Street in Tulare serving Tulare County youth.
4437-B S. Laspina Street, Tulare, CA 93274 Website - Tulare County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Tulare County, California, at 4437 S Laspina St in Tulare.
4437 S Laspina St, Tulare, CA 93274 | (559) 684-3350 - Tulare County Resource Conservation District
Tulare County Resource Conservation District is a California special district that works with dairy, citrus and tree-fruit growers in the southern San Joaquin Valley; it is part of the state network of resource conservation districts in Tulare County.
CA - UC Cooperative Extension Tulare County
UC Cooperative Extension county office for Tulare County, with farm advisors, 4-H and Master Gardener programs; local topics include dairies, citrus and tree fruit.
CA Website
Tuolumne County
- Farms of Tuolumne County
Farms of Tuolumne County is a local group in the Sierra foothills of California that promotes member farms and farmers markets to visitors.
CA - Tuolumne County 4-H Office
University of California 4-H office on North Washington Street in Sonora serving Tuolumne County.
52 N. Washington St., Sonora, CA 95370 | (209) 533-6990 Website - Tuolumne County Agricultural Commissioner
The Tuolumne County agricultural commissioner's office works from 22365 S Airport Rd, Sonora, handling local agriculture regulation and weights and measures for the county.
22365 S Airport Rd, Sonora, CA | (209) 533-5691 - Tuolumne County Resource Conservation District
Tuolumne County Resource Conservation District is a California special district that supports foothill ranch and forest landowners around Sonora; it is part of the state network of resource conservation districts in Tuolumne County.
CA - UC Cooperative Extension Central Sierra - Tuolumne County
UC Cooperative Extension office serving Tuolumne County and also Amador, Calaveras, El Dorado; farm advisors, 4-H and Master Gardeners work on foothill ranching and forestry.
CA Website
Ventura County
- UC Cooperative Extension Ventura County
UC Cooperative Extension county office for Ventura County, with farm advisors, 4-H and Master Gardener programs; local topics include strawberries, avocados and citrus.
CA Website - Ventura County 4-H Office
University of California 4-H office on County Square Drive in Ventura serving Ventura County clubs.
669 County Square Drive, Suite 100, Ventura, CA 93003 Website - Ventura County Agricultural Commissioner
Ventura County agricultural commissioner and sealer office, based in Camarillo, California; street location 555 Airport Way, Ste E.
555 Airport Way, Ste E, Camarillo, CA 93010 | (805) 388-4222 - Ventura County Resource Conservation District
Ventura County Resource Conservation District is a California special district that helps strawberry, avocado and citrus growers with soil and water conservation; it is part of the state network of resource conservation districts in Ventura County.
CA
Yolo County
- UC Cooperative Extension Capitol Corridor - Yolo County
UC Cooperative Extension office serving Yolo County and also Sacramento, Solano; farm advisors, 4-H and Master Gardeners work on tomatoes, rice and UC Davis-linked research.
CA Website - Yolo County 4-H Office
University of California 4-H office on East Gibson Road in Woodland serving Yolo County.
2780 E. Gibson Road, Woodland, CA 95776 | (530) 666-8143 Website - Yolo County Agricultural Commissioner
County agricultural commissioner and sealer of weights and measures office for Yolo County, California, at 120 West Main St, Ste D in Woodland.
120 West Main St, Ste D, Woodland, CA 95695 | (530) 666-8140 - Yolo County Resource Conservation District
Yolo County Resource Conservation District is a California special district that works on hedgerows, soil health and water with Yolo County farmers; it is part of the state network of resource conservation districts in Yolo County.
CA
Yuba County
- UC Cooperative Extension Sutter-Yuba Counties - Yuba County
UC Cooperative Extension office serving Yuba County and also Sutter; farm advisors, 4-H and Master Gardeners work on rice, prunes and foothill ranching.
CA Website - Yuba County 4-H Office
Yuba County 4-H is served by the combined Sutter-Yuba University of California office on Garden Highway.
142A Garden Highway, Yuba City, CA | (530) 822-7515 Website - Yuba County Agricultural Commissioner
The Yuba County agricultural commissioner's office works from 915 8th St, Ste 127, Marysville, handling local agriculture regulation and weights and measures for the county.
915 8th St, Ste 127, Marysville, CA 95901 | (530) 749-5400 - Yuba County Resource Conservation District
Yuba County Resource Conservation District is a California special district that supports rice, prune and foothill landowners in Yuba County; it is part of the state network of resource conservation districts in Yuba County.
CA - Yuba-Sutter Farm Bureau (Yuba County)
Yuba County members of the Yuba-Sutter Farm Bureau include peach, prune and kiwi growers and farm stands; the bureau advocates for local agriculture and sponsors student outreach.
CA Website