| ZIP Codes: | 3 ZIP Codes (3 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 765 / 812 / 930 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:12:09 PM |
| Population: | 6,769 [See All] |
| FIPS: | 18161 |
| Land Area: | 162 sq mi |
| Water Area: | 4 sq mi |
| Coordinates: | 39.6247, -84.9257 |
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6,769 residents live across 3 ZIPs covering 162 sq mi, served by 3 distinct USPS-recognized cities.
Population moved from 7,399 to 6,769 from 2014 to 2024 — a -8.5% change. 2 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 47003 (West College Corner, $80,179 median) and poorest ZIP 47325 (Brownsville, $66,189) are 12.6 miles apart — a 1.2× income gap across local geography.
Median home values vary 1.2× across this county — from $155,100 in 47003 (West College Corner) to $186,200 in 47325 (Brownsville).
Density varies 3× across the county — from 30 people/sq mi in 47325 (Brownsville) to 77 in 47003 (West College Corner).
Educational attainment ranges from 11.8% bachelor's+ in 47325 (Brownsville) to 20.1% in 47353 (Liberty) — the breadth of educational profiles across the area.
Within Indiana, this is the #90 most populous of 92 counties and ranks #35 for median household income .
Weighted by population, the typical household earns about $76,213 across the county — reflecting what a typical resident sees, not a simple ZIP average.
18.9% of adults age 25+ hold a bachelor's degree or higher (936 of 4,959 reporting).
3 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.
Union County lost 8.5% of residents between 2014 and 2024. ZIPs that shed the largest share: