Public Access is Closed to Most County Facilities Due to COVID-19.

In response to Governor Inslee's Stay Home, Stay Healthy order, Thurston County has moved to an essential services model, in effect
through Monday, April 6, 2020. Courts and other elected offices may operate under different hours or restrictions.

(For more information on essential functions, visit:
(For office contacts, visit:

Senior Citizen / Disabled Persons Exemption Program

To apply you can download an application here. Or if you would like a hardcopy mailed to you please email us at or call the office at (360) 867-2200. Our staff is available by phone or email to assist you in filling out the application.

Once complete, please mail the completed application and all financial and supporting documents (originals or copies) to our office at:

Thurston County Assessor's Office
2000 Lakeridge Dr SW
Olympia, WA 98502

Or email it to

You can also use the County Drop-Box located in our parking lot. Please clearly label your item. Attention: Assessor's Office

Once we have completed processing your application, we will return any original financial documents to you and shred any copies.