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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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8:30 a.m. - 4 p.m.
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County Valuation 10 Year History
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County Valuation 10 Year History
10 Year Union County and Union County School Districts Value History
Tax Valuation Reports
2025 Tax Year
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2001 Tax Year
