County · South Carolina · United States
Union County ZIP codes
5 ZIP codes · 5 cities · FIPS 45087
Key facts
- State
- South Carolina (SC)
- FIPS code
- 45087
- Population
- 26,990
- Median household income
- $41,200
- Median age
- 44.3
- Land area
- 513.6 sq mi (1,330.2 km²)
- Population density
- 53 / sq mi
- Area codes
- 803, 839, 864
Cities and ZIP codes in Union County (5)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.