Cartography

Office Closed

CUSTOMER ADVISORY (COVID-19)

 

All Washington County Department of Assessment & Taxation offices are closed to the public to help mitigate the spread of COVID-19.

We continue to provide service to our customers remotely. Business can be transacted by phone, email, or online.



The Cartography staff is responsible for tracking ownership of all real property in the County and maintaining a complete set of taxlot maps which adhere to state cadastral mapping standards.  Most documents recorded in the County are reviewed by Cartography to determine if they involve a change in property ownership or property boundary.

Cartography Address
Washington County
Assessment & Taxation Department
Cartography Division
155 N. First Avenue, Suite 200 MS 9
Hillsboro, OR 97124

Phone:  (503) 846-8871
E-Mail to:  at@co.washington.or.us