
Kirby
- County:
- Caledonia County
- County Seat:
- No
- Area (mi²):
- 24.696
- State:
- Vermont
Kirby is located in Caledonia County, Vermont. Kirby has a 2025 population of 597. Kirby is currently growing at a rate of 0.84% annually and its population has increased by 3.83% since the most recent census, which recorded a population of 575 in 2020.
The average household income in Kirby is $95,191 with a poverty rate of 19.18%. The median age in Kirby is 38.7 years: 38.7 years for males, and 39 years for females.