Thurston County, Washington

Memorial Day

Thurston County offices will be closed on Monday, May 25 in observance of Memorial Day.

The content on the Thurston County website is currently provided in English. We are providing the “Translation” for approximately 10 languages. The goal of the translation is to provide visitors with limited English proficiency to access information on the website in other languages. The translations do not translate all types of documents, and it may not give you an exact translation all the time. The translations are made through an automated process, which may not result in accurate or precise translations, particularly of technical and legal terminology.
County Contacts
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Thurston County Washington

Community Planning and Economic Development

Permitting Home

Scam emails are impersonating permitting employees asking for permit fee payments. If you think an email you've received is fake, please do not provide personal or payment information and call us to verify: 360-867-2115.

NEW HOURS: Planning and building services will be available Monday through Friday, 8:00 AM-1:00 PM.

We issue building and land-use permits for properties located in unincorporated Thurston County. To learn more about the permitting process, click the “Plan Your Project” link below.

Intake appointments are required for applicants submitting a Type II or Type III application, applications requiring SEPA review, or those that require a Pre-submission Conference. For details and scheduling, click the “BDC Digest” link below.

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Related News

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Board of County Commissioners Adopt Community Planning and Economic Development Work Plan for 2026-2027

The Board adopted a two-year work plan for updating the County’s long-range growth policies and land use rules: the 2026-2027 Official Comprehensive Plan Amendment and Development Code dockets on May 5, 2026. Learn more...

May 06, 2026

Announcements
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County Officials Warn of Scam Emails and Calls Targeting Residents

The County has received reports of scammers posing as County building permit staff or Sheriff's deputies on calls or via emails to residents asking for money for county fees or services. COUNTY STAFF DON'T CALL OR EMAIL ASKING FOR MONEY. We use the U.S. Postal service to mail invoices. Please don't provide your financial information to anyone who calls or emails you claiming to be from the County. If you are doing business with the County, please contact us before making a payment. You can find contact info for our offices and departments online.

April 22, 2026

Announcements
Aerial view of a residential conservation subdevelopment with multiple buildings arranged along a central road, surrounded by evergreen trees and adjacent to a large green field under a blue sky.

What's New in Thurston County Permitting and Development: March 2026

March news and information about permitting process changes and development at the Thurston County Building Development Center (BDC).

March 05, 2026

Announcements

Permitting Home

Permit Office Location - Building Development Center

3000 Pacific Ave SE
Suite 100
Olympia, WA 98501
Phone: 360-786-5490

Mailing Address

3000 Pacific Ave SE
Olympia, WA 98501