Union County
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- Population
- 67,324
- Area
- 431.71 sq mi (1,118.13 km²), 5.18 sq mi water
- Median age
- 38.5
- Households
- 24,232
- Persons per household
- 2.7
- Median household income
- $112,322
- Median house value
- $344,900
Demographics: 2020–2024 ACS
Overnight
43°F
Mostly Cloudy
Sunday
71°F
Sunny
Sunday Night
45°F
Mostly Clear
Monday
64°F
Sunny
Cities & Towns in Union County
Allen TownshipClaibourne TownshipDarby TownshipDover TownshipDublinJackson TownshipJerome TownshipLeesburg TownshipLiberty TownshipMagnetic SpringsMarysvilleMilford CenterMillcreek TownshipNew CaliforniaParis TownshipPlain CityRaymondRichwoodTaylor TownshipUnion TownshipUnionville CenterWashington Township (City)Washington Township (City)York Township