Taxes Due

Property taxes are due each year on April 30th and October 31st.

Note: Treasurer's Office phones are open from 8:30 am to 4 pm two days prior to each date provided due to the high volume of foot traffic in the office during those time frames.

Email Reminders

If you would like email reminders of taxes due every April and October, learn how to register your account online on our Paperless Tax Bills page. If you would like assistance with registering your account please contact the Treasurer's Office.

Avoid Interest & Penalties

Delinquent taxes are subject to interest at the rate of 12% per annum computed at 1% per month on the full year amount of tax unpaid. In addition, delinquent taxes are subject to penalties as follows; 3% on the full year amount of tax unpaid on June 1st of the year in which the tax is due. An additional penalty of 8% on the amount of tax delinquent on December 1st of the year in which the tax is due. (RCW 84.56.020).

To avoid additional charges, view your account information and make a payment by visiting our Property Tax Inquiry online tool.

Upcoming Sales

Please refer to the auctions tabs on this website for more details regarding our upcoming sales. We advertise all of our sales at least three weeks in advance, in both the Franklin County Graphic and Tri-City Herald.

Address Changes

Submit address changes via the Franklin County Assessor's page; first, confirm that the address is correct at the USPS Zip Code Verification website.