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Filing Tax Return by Mail or In-Person

You are welcome to mail or drop off your signed return and updated asset list.

Filing your Business Personal Property tax return by mail or in-person​

Step 1: Fill out the 2024 Confidential Personal Property Return (that was mailed to you) completely (don’t forget to sign in the Taxpayer’s Declaration section!)​

Step 2: Use the existing asset list that was mailed with the return, or create a new list, and indicate all asset disposals and acquisitions from the prior year.​

Step 3: Either send your return via mail ( or drop off in person) to:​

  • ​Washington County Assessment & Taxation​
    Business Personal Property​
    155 N. 1st Ave, Ste 200, MS-8A​
    Hillsboro, OR 97124​