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H.B. (House Bill) 186 County Valuation 10 Year History Union County Tax Rates and Values, by District and Levy Board of Revision (BOR) Budgetary Section Consumer Services Conveyance Standards Dog Registration Auditor Forms Property Search Tools Your Home, Your Value Video Real Estate Section Auditor's Distribution Reports Archived Distribution Reports Dog Registration FAQs Auditor FAQ Additional Resources Auditors News & Articles Auditor 2023 Fund Balance Reports Beacon Property Search Help Page Budget Commission
General Information
Staff Directory
Email
auditor@unioncountyohio.gov
Phone Numbers
937-645-3003
Fax: 937-645-3057
Emergencies: Dial 911
Location
233 West 6th Street
2nd Floor
Marysville,
OH
43040
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Hours
Office Hours
8:30 a.m. - 4 p.m.
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Property Search Tools

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Property Search Tools

NOTICE: 2026 property taxes are now calculated and available for viewing.  Click on Property Search tools and locate your parcel. Scroll down to Tax History to see your tax year 2025 (payable in 2026) tax liability.



Please Click on one of the Links below to visit the desired web application

GIS Map

Please direct map or GIS related questions to: maps@unioncountyohio.gov 

Beacon Property Search 

The Beacon Property Search application has many features including: property tax estimator based on new tax levies, parcel search and comparable sales search capabilities, reports, property search result export capabilities, additional map applications, and more. Please visit our Beacon Property Search Help page for further info.

Subdivision Plat Search

Union County GIS Enterprise Data Portal


Current & Historical Map Collections