Columbia County

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.

County Programs

Columbia County Extension

137 E. Main Street
Dayton, WA
99328
509-382-4741
Contact Us

Hours: Monday – Thursday
8:30 am – noon, 1:00 pm –  4:30 pm
Closed Friday

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

Upcoming Events

Sat 24

Forestry and Range Landowners Field Day

June 24 @ 8:00 am - 5:00 pm