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Washington State University’s Columbia County Extension Office and staff connect the people of Columbia County to the research and knowledge base of the state’s land grant research university. This knowledge base provides solutions to local issues and concerns while stimulating the local economy. Our county-based faculty work with partners in the local communities to provide educational programs and leverage the broad resources of a major university to create a positive future for the residents of Columbia County.

Upcoming Events:


Youth Livestock Field Days

WSU and UI Extension are co-sponsoring two in-person Youth Livestock Field Days on Saturday March 12th, and Saturday, March 26th, 2022. Topics covered at each event include:
Interstate Livestock Paperwork
Health Care, Meat Science,
Feeding and Nutrition
Selection of Project Animals
Low Stress Handling
Fitting and Showing, and other topics.
Please register via Evenbrite, space is limited. The cost for each field day is $10.00, which includes a grab and go lunch and handouts. Participants are encouraged to dress warmly, as most activities will be outside. Respective Washington and Idaho Covid Protocols will be followed.

2022 Beef Field Day brochure- final2022

Swine Field Day brochure- final

Master Gardeners help solve plant problems

Water Quality Resources

Columbia County 4-H Endowment

Would you like to make a donation the new 4-H Endowment?  Follow this link to the Blue Mountain Community Foundation website or bring your donation into our office at 317 East Main Street, Dayton, WA 99328.


County Programs

Columbia County Extension

137 E. Main Street
Dayton, WA

Extension programs and employment available to all without discrimination. Evidence of non-compliance may be reported through your local Extension Office.

Current Links