where is hartwell ga
Hartwell Sponsored Topics. Hartwell is a city in Hart County, Georgia, United States. The population was 4,188 at the 2000 census. The city is the county seat of Hart County. Hartwell is located at 34Â°21â²10â³N 82Â°55â²52â³W / 34.35278Â°N 82.93111Â°W / 34.35278; -82.93111 (34.352738, -82.931161). It sits upon the southern border of Lake Hartwell.