Homeowners in Union County, Ohio paid a median $3,947 a year in property tax on a median home worth $344,900, an effective rate of about 1.14% (Census 2020–2024).
1.31%Ohio statewide · US 0.94%
How Union County compares
Effective rate (median tax ÷ median value)
Median tax paid per year
Tax on a home here
At the local 1.14% effective rate
| Home value | Estimated yearly tax | Per month |
|---|---|---|
| $150,000 | $1,717 | $143 |
| $250,000 | $2,861 | $238 |
| $350,000 | $4,005 | $334 |
| $500,000 | $5,722 | $477 |
Cities and towns in Union County
| Place | Median tax | Median value | Rate |
|---|---|---|---|
| Marysville | $3,510 | $300,800 | 1.17% |
| Richwood | $2,038 | $180,300 | 1.13% |
| New California | $6,062 | $464,500 | 1.31% |
| Magnetic Springs | $1,392 | $137,500 | 1.01% |
| Unionville Center | $1,850 | $182,500 | 1.01% |
Buying a home in Union County? 2026 loan limits
Related
- Ohio property tax by countyall counties ranked
- Henry County, OH1.17% effective
- Athens County, OH1.17% effective
- Allen County, OH1.12% effective
- Wayne County, OH1.17% effective
- Mercer County, OH1.10% effective
Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, tables B25103 (median real estate taxes paid), B25077 (median home value), B25003, B25088, B19013 and B01003. These are 2020–2024 medians reported by owner-occupants, not 2026 tax bills or official mill rates. The effective rate here is median tax ÷ median home value. Actual bills depend on assessed value, exemptions (homestead, senior, veteran) and local levies. Check with your county assessor or treasurer. Not tax advice.
Major Cities & Counties in Ohio
Largest by population (Census ACS 2020–2024). Property tax for each:
- Columbus pop. 914,802
- Cleveland pop. 366,097
- Cincinnati pop. 311,224
- Toledo pop. 267,463
- Akron pop. 189,247
- Dayton pop. 136,579
- Parma pop. 79,870
- Canton pop. 69,755
- Lorain pop. 65,395
- Hamilton pop. 63,468
- Franklin County pop. 1,333,048
- Cuyahoga County pop. 1,245,873
- Hamilton County pop. 830,774
- Summit County pop. 537,864
- Montgomery County pop. 536,096
- Lucas County pop. 428,018
- Butler County pop. 392,876
- Stark County pop. 373,713
- Lorain County pop. 317,129
- Warren County pop. 250,008
Frequently asked questions
What is the property tax rate in Union County, Ohio?
Homeowners in Union County, Ohio paid a median $3,947 a year in property tax on a median home worth $344,900, an effective rate of about 1.14% (Census 2020–2024).
How much is property tax on a $300,000 home in Union County?
About $3,433 a year ($286 a month) at the 1.14% median effective rate. Your bill depends on assessed value and exemptions.
Is Union County property tax high?
It ranks #58 lowest of 88 Ohio counties. The state median effective rate is 1.31% and the US rate is 0.94%.
Where do I pay property tax in Union County?
Bills are issued and collected by the Union County treasurer or tax collector, based on values set by the county assessor.