Union County URL: https://knowledge.ivjn.us/en/places/sc-union-county.html Union County is a county of South Carolina, United States. ## Overview Union County is a county of [South Carolina](https://knowledge.ivjn.us/en/places/south-carolina.html), United States (FIPS sc087), with a population of about 28,961[^geonames]. ## Geography - Coordinates: 34.6893, -81.6194 - Time zone: America/New_York Updated: 2026-10-29 Relations: - Located in: South Carolina https://knowledge.ivjn.us/en/places/south-carolina.html - Contains places: Buffalo https://knowledge.ivjn.us/en/places/sc-buffalo.html - Contains places: Carlisle https://knowledge.ivjn.us/en/places/sc-carlisle.html - Contains places: Jonesville https://knowledge.ivjn.us/en/places/sc-jonesville.html - Contains places: Lockhart https://knowledge.ivjn.us/en/places/sc-lockhart.html - Contains places: Union https://knowledge.ivjn.us/en/places/sc-union.html - Contains places: Monarch Mill https://knowledge.ivjn.us/en/places/sc-monarch-mill.html Mentioned in: - Buffalo https://knowledge.ivjn.us/en/places/sc-buffalo.html - Carlisle https://knowledge.ivjn.us/en/places/sc-carlisle.html - Jonesville https://knowledge.ivjn.us/en/places/sc-jonesville.html - Lockhart https://knowledge.ivjn.us/en/places/sc-lockhart.html - Monarch Mill https://knowledge.ivjn.us/en/places/sc-monarch-mill.html - Union https://knowledge.ivjn.us/en/places/sc-union.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip