
South Windham
- County Seat:
- No
- Area (mi²):
- 3.116
- State:
- Connecticut
South Windham is a CDP located in . South Windham has a 2025 population of 1,410. South Windham is currently declining at a rate of 0% annually and its population has decreased by -4.41% since the most recent census, which recorded a population of 1,475 in 2020.
The average household income in South Windham is $93,638 with a poverty rate of 16.85%. The median age in South Windham is 39.9 years: 40.6 years for males, and 39 years for females.