Gainesville
- County:
- Hall County
- County Seat:
- Yes
- Area (mi²):
- 33.697
- State:
- Georgia
Gainesville is a city located in Hall County, Georgia. Gainesville has a 2026 population of 47,712. It is also the county seat of Hall County. Gainesville is currently growing at a rate of 1.19% annually and its population has increased by 13.06% since the most recent census, which recorded a population of 42,202 in 2020.