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Columbia County
341 E. Main St.
Dayton, WA 99328


Planning and Building
Contact
Dena Martin
Planning Manager

Clint Atteberry
Building Official

114 S. 2nd Street
Dayton, WA  99328

Ph: (509) 382-4676

Hours
Monday - Thursday
7:00 a.m. - 4:30 p.m.
Friday
7:00 a.m. - 3:00 p.m.
Columbia County Planning and Building oversees county land use, zoning, comprehensive plan updates, and environmental uses. The department also provides building services for Columbia County, the City of Dayton, the Town of Waitsburg, the Town of Starbuck, and Garfield County. 

BUILDING INFORMATION AND RESOURCES

PLANNING INFORMATION AND RESOURCES  

Submit a Comprehensive Plan Docket item.  Deadline is August 1. 

Payments
Pay for your permit online with a debit or credit card HERE. 
*Minimum $2 or 2.5% convenience fee applies.

We are continuously updating our website to better assist you. Please email Dena Martin at  if you have questions regarding the Planning and Building Department website or if you have any comments on how we can make this resource more useful for you.



News and Announcements
NOTICE: Indigent Defense Contract Proposals
Columbia County is currently accepting proposals to assume the contract for one-half of the indigent defense for the Superior and District/Municipal Courts for the remaining 2020 year. The contract is renewable annually upon mutual agreement. Interested Read on...
NOTICE: 5 New COVID-19 Cases in Columbia County
Columbia County has five new positive COVID-19 cases. These five new cases were due to a household connected outbreak and all are linked to one source. At this time, we believe it is not community spread and ongoing testing is being completed. All Read on...
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