Contra Costa County, California: Farm & Ranch Directory
20 farm and ranch listings in Contra Costa County, California, grouped by category below.
Events in Contra Costa County
- Contra Costa County Fair
Spring fair at the Antioch fairgrounds on the edge of the Delta farm belt. Held each year; the most recent dates were May 14 to 17, 2026.
1201 West 10th Street, Antioch, CA Official event details
Farms & Ranches in Contra Costa County
- Captain Vineyards
Captain Vineyards is a winery and vineyard in Contra Costa County, California, with a family winery with tours and tastings by appointment and farm stays. Visit details are best confirmed with the operator before traveling.
CA - Clayton Valley Pumpkin Farm & Christmas Trees
Clayton Valley Pumpkin Farm & Christmas Trees is a tree farm in Contra Costa County, California, with pumpkins, field trips, train rides and Christmas trees. Visit details are best confirmed with the operator before traveling.
CA - Cloverfield Organic Farm
Organic fruit, vegetables, herbs, flowers and honey at an El Sobrante farm that welcomes pickers.
501 La Paloma Rd, El Sobrante, CA 94803 | 510-253-8859 - Dwelley Farms
Apricots, cherries, peaches, tomatoes, cucumbers and chili peppers, with pre-picked fruit, honey and eggs.
515 Delta Rd, Brentwood, CA | 925-634-6508 - Freitas Cherry Ranch
Freitas Cherry Ranch is a ranch in Contra Costa County, California, with U-pick cherries. Visit details are best confirmed with the operator before traveling.
CA - Frog Hollow Farm
Frog Hollow Farm is a farm in Contra Costa County, California, with pastries, jams, fresh fruit and fruit box memberships. Visit details are best confirmed with the operator before traveling.
CA - J & K Smith Family Farms
J & K Smith Family Farms is a farm in Contra Costa County, California, with heirloom tomatoes, a pumpkin patch, Christmas trees and honey. Visit details are best confirmed with the operator before traveling.
CA - Maggiore Cherry Ranch
Bing, Brooks and Coral Champagne cherries picked at several Brentwood orchard sites.
2251 Camino Diablo Rd, Brentwood, CA 94513 | 925-634-4176 - McCauley Brothers Olive Groves
McCauley Brothers Olive Groves is a farm in Contra Costa County, California, with olive oil, a fruit stand, a tasting room and mill tours. Visit details are best confirmed with the operator before traveling.
CA - Peter Wolfe Ranch
Four Brentwood locations picking apricots, peaches, cherries, mandarins, tomatoes, loquats and watermelons.
7700 Creek Rd, Brentwood, CA | 925-634-1308 - Three Nunns Farm
Natural-practices farm with many berries, apricots, cherries, sweet corn, melons, pumpkins and honey.
550 Walnut Blvd, Brentwood, CA 94513 | 925-550-1484
Organizations in 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
Farmers Markets & Farm Stands in Contra Costa County
- Brentwood Certified Farmers Market
Saturday 8 a.m. to noon in downtown Brentwood from March to November. Season from a 2017 state directory.
First St (between Oak & Chestnut), Brentwood, CA - Danville Certified Farmers Market
Year-round Saturday market, 9 a.m. to 1 p.m., at Railroad and Prospect Avenues. Hours from a 2017 state directory.
Railroad & Prospect Ave, Danville, CA - Martinez Farmers Market
Sunday 10 a.m. to 2 p.m. all year at Main and Estudillo. Hours from a 2017 state directory.
Main & Estudillo St, Martinez, CA
Ag Education in Contra Costa County
- Contra Costa 4-H Program
Concord-based 4-H office serving suburban and Delta youth with animal science and leadership projects.
2380 Bisso Lane, Suite B, Concord, CA 94520 | 925-608-6690 Website
Helpful Guides for Contra Costa County
- California Fairs and Youth Livestock Shows
A practical guide to California fairs and junior livestock shows: the CDFA fair network, 2026 dates, 4-H and FFA eligibility, ownership and tagging rules, YQCA, and how terminal auctions work.
- UC Cooperative Extension in California: County Offices, 4-H and Master Gardeners
How UC Cooperative Extension serves California's 58 counties: farm and natural resources advisors, 4-H enrollment and fair animal ownership rules, Master Gardener and Master Food Preserver programs, and how to find your county office.
- California Resource Conservation Districts
How California's resource conservation districts work: locally governed special districts with five, seven or nine member boards, voluntary help for landowners, grants and tax shares, running for a seat, and how to find your RCD.