If you are filing for the first time
Step 1: Create a list of all your taxable assets
- Asset Description (including QUANTITY and NEW or USED)
- Purchase Date
- Total Purchase Cost
Step 2: Download and print the current year’s Property Tax Return form and fill it out completely. If a section does not apply, leave it blank. Don’t forget to sign the form.
Step 3: Sign and submit your return and asset detail list electronically through webfile.
Or you can Print, sign and mail your return and asset detail list to Washington County Assessment & Taxation. Mailing address below.
- Filing Deadline: March 16th
Tips for new filers
- Check the Return form for a list of commonly reported, taxable business assets.
- Mail your documents to:
Washington County Assessment & Taxation
Business Personal Property
155 N. 1st Ave, Ste 200, MS-8A,
Hillsboro OR 97124 - If you have any questions, you can call us M-F, 8:30 AM – 5:00 PM at 503-846-8838