Benton County, WA

For Treasurer's Office Public Records Request send form to:

Treasurer@co.benton.wa.us

Real & Personal Property Transfer Forms:

Real Estate Excise Tax Affidavits Real Estate Excise Tax Mobile Home Affidavit Real Estate Excise Tax Supplemental Statement Real Estate Excise Tax Certification Co-Signor Exemption - Form 84-0022 (wa.gov)

Automatic Payment Enrollment Forms:

ACH Monthly Payment Plan

Please note: The cutoff dates to apply for the Monthly Installment payment plan are January 5th for the first half and May 1st for the second half of each year.

ACH Semi-Annual Property Tax Payment

Please note: The cutoff dates to apply for the Semi-Annual payment plan are April 15th for the first half and October 15th for the second half of each year.

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Address Changes:

Address Change Request Form (PDF)

Additional Forms:

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For Public Records Request send form to:

Property Tax Mailing Address Change Request

This online form only pertains to property tax address changes. A valid email is required to submit your online address change form. Otherwise you may complete and mail a physical address change form.