| ZIP Codes: | 3 ZIP Codes (2 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 324 / 386 / 904 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:52:58 PM |
| Population: | 15,331 [See All] |
| FIPS: | 12125 |
| Land Area: | 258 sq mi |
| Water Area: | 6 sq mi |
| Coordinates: | 30.0184, -82.3481 |
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15,331 residents live across 3 ZIPs covering 258 sq mi, served by 3 distinct USPS-recognized cities.
Population moved from 16,429 to 15,331 from 2014 to 2024 — a -6.7% change. 1 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 32054 (Lake Butler, $65,870 median) and poorest ZIP 32697 (Worthington Springs , $28,000) are 7.7 miles apart — a 2.4× income gap across local geography.
Median home values vary 1.8× across this county — from $115,000 in 32083 (Raiford) to $203,600 in 32697 (Worthington Springs ).
Density varies 1× across the county — from 57 people/sq mi in 32083 (Raiford) to 59 in 32054 (Lake Butler).
Educational attainment ranges from 11.2% bachelor's+ in 32054 (Lake Butler) to 14.4% in 32697 (Worthington Springs ) — the breadth of educational profiles across the area.
Within Florida, this is the #60 most populous of 67 counties and ranks #59 for median household income .
Weighted by population, the typical household earns about $63,640 across the county — reflecting what a typical resident sees, not a simple ZIP average.
11.4% of adults age 25+ hold a bachelor's degree or higher (1,230 of 10,771 reporting).
2 Standard delivery, 1 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 6.7% of residents between 2014 and 2024. ZIPs that shed the largest share: