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Benton County Assessor’s Office announces availability of 2023 tax statements and certified values

The Benton County logo is in the lower left corner over a gold background with the slogan "At your service, every day" in the lower right hand corner. A two-story grey house with white trim sits in the middle of the page with a Benton Blue background.

October 10, 2023

The Benton County Assessor’s Office has released the 2023 property tax statements. Certified property values are now available for property owners through the County Assessor’s website.

Important Payment Information:

  • Payments for property taxes are due by November 15, 2023.
  • Property owners who choose to pay their taxes in full by November 15 will receive a 3-percent discount.
  • Alternatively, taxpayers have the option to spread their payments over several installments. The first installment, equal to one-third of the total amount due, is payable on November 15, followed by subsequent one-third payments on February 15 and May 15, 2024.
  • It’s important to note that interest, as per ORS 311.505, will be charged on any late installment payment. However, interest on the late portion of the first installment payment due on November 15 will not start accruing until December 16.

Payment Methods: Taxpayers have multiple convenient methods to make payments:

  • Deposit payments at the drop box located at the Kalapuya Building, 4500 SW Research Way, Corvallis.
  • Visit the County Tax Office on the first floor of the Kalapuya Building.
  • Send payments via postal mail to the Benton County Tax Office, P.O. Box 964, Corvallis, Oregon, 97339. Payments must be postmarked by November 15 to be considered timely.
  • Make payments at Oregon State Credit Union branches within Benton County or at the Umpqua Bank in Monroe. Please ensure you bring your payment coupons when making payments at these financial institutions.
  • Make online payments by following the steps to pay by credit card, debit card, or electronic check.
  • Pay by phone at 1-866-898-2918.

For any inquiries or further information regarding tax statements, payment options, or related tax matters, please contact the Benton County Tax Office at 541-766-6808 or send an email inquiry.

For valuation questions please contact the Benton County Assessment Department at 541-766-6855 or send an email inquiry to

Benton County is an Equal Opportunity-Affirmative Action employer and does not discriminate on the basis of disability in admission or access to our programs, services, activities, hiring and employment practices. This document is available in alternative formats and languages upon request. Please contact Cory Grogan at 541-745-4468 or

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