
Londonderry
- County:
- Windham County
- County Seat:
- No
- Area (mi²):
- 0.357
- State:
- Vermont
Londonderry is a CDP located in Windham County, Vermont. Londonderry has a 2025 population of 85. Londonderry is currently growing at a rate of 7.59% annually but its population has decreased by -7.61% since the most recent census, which recorded a population of 92 in 2020.
The average household income in Londonderry is $48,122 with a poverty rate of 0%. The median age in Londonderry is 58.3 years: 61.4 years for males, and 52 years for females.