- Gaffney (Population: 12,968)
- Gantt (Population: 13,962)
- Garden City (Population: 9,357)
- Gaston (Population: 1,304)
- Gayle Mill (Population: 1,094)
- Georgetown County (Population: 55,797)
- Georgetown (Population: 8,950)
- Gloverville (Population: 2,805)
- Golden Grove (Population: 2,348)
- Goose Creek (Population: 29,208)
- Gray Court (Population: 1,021)
- Great Falls (Population: 2,194)
- Greenville (Population: 56,002)
- Greenwood (Population: 22,071)
- Greer (Population: 16,843)
