We are expecting a high volume of calls in the Auditor’s Office and we respectfully request your patience through this process.

Arrow pointing to Frequently asked questionsRead the "Frequently asked questions" page.

Arrow pointing to Board of RevisionFile a formal Board of Revision complaint against the value in January.

Arrow pointing to Current Agricultural Use Valuation Program (CAUV)Current Agricultural Use Valuation Program (CAUV)PDF Document Current Agricultural Use Valuation Program (CAUV)

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General Notices

November 5, 2024 ElectionNovember 5, 2024 Election

Warren County 2024 Delinquent Tax List

Welcome to the Warren County, Ohio, Auditor's Website. This page is a result of a philosophy of using technology to provide efficient public service. It has been my personal belief that government exists to provide service and you deserve our best efforts to provide that service. I hope you find this information useful. We will continually be adding material to this site and invite you to visit us frequently. If I can be of further help please e-mail me at: auditor@wcauditor.org