Union County, OH Map
Official Census boundary of Union County, Ohio (FIPS 39159). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
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Union County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
67,324
Households
24,232
Median household income
$112,322
Median age
38.5 years
Median home value
$344,900
Median gross rent
$1,247/mo
Owner-occupied homes
79.2%
Bachelor's degree or higher
39.2%
Below poverty level
5%
Land area
431.7 sq mi
Population density
156 / sq mi