Gainesville is a town located in Sumter County, Alabama. Gainesville has a 2025 population of 164 . Gainesville is currently declining at a rate of -1.8% annually and its population has decreased by -5.2% since the most recent census, which recorded a population of 173 in 2020.
The median age in Gainesville is 35 years: 24 years for males, and 36 years for females. For every 100 females there are 77.3 males.
Data after 2023 is projected based on recent change
The racial composition of Gainesville includes 79.7% Black or African American, 20.3% White, and smaller percentages for and multiracial populations.
Black or African American (79.7%)
White (20.3%)
Race | Population | Percentage (of total) |
|---|---|---|
| Black or African American | 212 | 79.7% |
| White | 54 | 20.3% |
Married
Widowed
Divorced
Separated
Never Married