
Buchanan
- County:
- Westchester County
- County Seat:
- No
- Area (mi²):
- 1.415
- State:
- New York
Buchanan is a village located in Westchester County, New York. Buchanan has a 2025 population of 2,165. Buchanan is currently declining at a rate of -1.14% annually and its population has decreased by -5.46% since the most recent census, which recorded a population of 2,290 in 2020.
The average household income in Buchanan is $155,406 with a poverty rate of 3.75%. The median age in Buchanan is 40.9 years: 40.6 years for males, and 41.7 years for females.