
McDonough
- County:
- Henry County
- County Seat:
- Yes
- Area (mi²):
- 13.378
- State:
- Georgia
McDonough is a city located in Henry County, Georgia. McDonough has a 2025 population of 34,012. It is also the county seat of Henry County. McDonough is currently growing at a rate of 2.83% annually and its population has increased by 15.98% since the most recent census, which recorded a population of 29,327 in 2020.
The average household income in McDonough is $90,863 with a poverty rate of 12.22%. The median age in McDonough is 31.2 years: 26.5 years for males, and 35.8 years for females.