
Allen
- County:
- Allegany County
- County Seat:
- No
- Area (mi²):
- 36.377
- State:
- New York
Allen is located in Allegany County, New York. Allen has a 2025 population of 496. Allen is currently growing at a rate of 0.81% annually and its population has increased by 1.43% since the most recent census, which recorded a population of 489 in 2020.
The average household income in Allen is $68,929 with a poverty rate of 22.33%. The median age in Allen is 49.2 years: 45.3 years for males, and 49.8 years for females.