Custer County, Idaho: Farm & Ranch Directory
12 farm and ranch listings in Custer County, Idaho, grouped by category below.
Events in Custer County
- Mackay PRCA Rodeo
Mackay hosts a PRCA rodeo each June at the Mackay Rodeo Grounds, known as one of the wilder rodeos in Idaho. Held each year; the most recent dates posted were June 20-21, 2026.
Mackay, ID 83251 Official event details - Custer County Fair
Six-day fair with 4-H and open class exhibit judging, a market hog and market beef show, tractor driving and pie contests, a ranch rodeo, and an animal sale. Held each year; the most recent dates were July 27 to August 1, 2026, with drop-off also in Challis.
Mackay, ID Official event details - Custer County Fair 4-H and FFA Market Animal Sale
Saturday-afternoon market animal sale where buyers bid, join a buyer pool or boost a member project, followed by a Buyer Appreciation BBQ. Held each year; the most recent sale was August 1, 2026.
Mackay, ID | Organizer: University of Idaho Extension Custer County Official event details
Farms & Ranches in Custer County
- Diamond D Ranch
Guest ranch at Stanley in the Sawtooth Valley of Custer County, offering a mountain dude ranch stay.
Stanley, ID
Agribusiness in Custer County
- Challis Irrigation Company
Irrigation company serving hay meadows and pasture along the Salmon River near Challis in Custer County.
Challis, ID
Media & Press in Custer County
- Challis Messenger
Weekly newspaper in Challis covering Custer County and the upper Salmon River valley.
Challis, ID
Organizations in Custer County
- Custer County Farm Bureau
Idaho Farm Bureau county office in Challis. County board meets to set priorities for producers. Members are local farmers, ranchers and agriculture supporters in the Custer area.
1321 E Main St., Challis, ID 83266 | 208-879-2553 - Custer Soil and Water Conservation District
Custer Soil and Water Conservation District is an Idaho conservation district working with landowners on soil health, irrigation efficiency and water quality in Custer County; it is one of 50 districts supported by the state commission.
ID - University of Idaho Extension - Custer County
University of Idaho Extension county office for Custer County, offering education on Salmon River and Pahsimeroi range cattle and 4-H programs, plus Master Gardener and 4-H Youth Development resources.
ID Website
Farmers Markets & Farm Stands in Custer County
- Challis Community Market
Saturday market in Challis Urban Park, 10 AM to 1 PM from June through October, serving Custer County growers and artisans.
Challis Urban Park, Challis, ID
Ag Education in Custer County
- Challis High School FFA Chapter
FFA and agricultural education program at Challis High School in Challis, part of the South Upper Snake River FFA district. Chapter ID ID0012.
Challis, ID - Mackay High School FFA Chapter
FFA and agricultural education program at Mackay High School in Mackay, part of the South Upper Snake River FFA district. Chapter ID ID0086.
Mackay, ID
Helpful Guides for Custer County
- Idaho County Fairs and Youth Livestock Shows
A practical guide to Idaho county fairs and junior livestock shows: 2026 fair dates, who can show, ownership and tagging rules, entry deadlines, weights, health and drug rules, and how the sale works.
- University of Idaho Extension: Offices, 4-H and Help for Producers
What University of Idaho Extension offers in Idaho: county offices in 42 counties, 4-H ages and enrollment, livestock ownership rules, statewide contests, programs for producers and gardeners, and how to get started.
- Idaho Soil and Water Conservation Districts
How Idaho's 50 soil and water conservation districts work: five or seven member boards, four-year terms, how supervisors are elected, what districts do for landowners, the state Commission, and how to find your district.