Union County Property Tax Rate
Ohio
Union County, Ohio has an effective property tax rate of 1.14%, which is 24% higher than the national average of 0.92%. On a home valued at $344,900, homeowners pay approximately $3,947 per year in property taxes. Union County ranks #31 out of 88 counties in Ohio for property tax rates.
$3,947
Per year
$344,900
2024 estimate
3.51%
Median income: $112,322
#31
of 88 counties in OH
Tax Breakdown
With Mortgage
$3,993
median annual tax
Without Mortgage
$3,761
median annual tax
Homeowners with a mortgage in Union County pay on average $232 more per year than those without. This difference often reflects how property tax escrow accounts in mortgaged homes capture the full tax obligation.
How Union County Compares
Top Counties in Ohio
Historical Property Tax Trends
| Year | Median Tax | Median Home Value | Effective Rate |
|---|---|---|---|
| 2020 | $3,008 | $220,300 | 1.37% |
| 2021 | $3,342 | $242,400 | 1.38% |
| 2022 | $3,587 | $282,900 | 1.27% |
| 2023 | $3,847 | $306,600 | 1.25% |
| 2024 | $3,947 | $344,900 | 1.14% |
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates
Ohio Property Tax Exemptions
Available to Union County homeowners
Homestead
$26,200 reduction in assessed market value (reduces tax bill by approximately $400-$600 depending on local rates)
Homeowners age 65+ or permanently and totally disabled; income limits of $36,100 (adjusted annually)
Disabled Veteran
Up to $50,000 reduction in assessed market value for 100% disabled veterans
Veterans with 100% service-connected disability; no income limit
Owner-Occupancy Credit
2.5% reduction in taxes (non-business credit)
Owner-occupied primary residences
Property Tax Calculator
Estimate your annual property tax in Union County
Estimated Annual Property Tax
$3,420
$285/month · Rate: 1.14%
Nearby Counties
Quick Facts
Think your property tax is too high?
Homeowners save an average of $1,148/year by appealing their assessment.
Learn How to Appeal →Frequently Asked Questions
Data Source: U.S. Census Bureau, 2024 American Community Survey 5-Year Estimates. Effective tax rates are calculated by dividing median real estate taxes paid by median home value. Actual property tax rates may vary based on local taxing jurisdictions, exemptions, and assessment practices. This information is for general reference only and should not be used as a substitute for professional tax advice.