
Bethlehem
- County:
- Albany County
- County Seat:
- No
- Area (mi²):
- 49.031
- State:
- New York
Bethlehem is located in Albany County, New York. Bethlehem has a 2025 population of 35,072. Bethlehem is currently growing at a rate of 0.15% annually and its population has increased by 0.04% since the most recent census, which recorded a population of 35,057 in 2020.
The average household income in Bethlehem is $146,426 with a poverty rate of 4.17%. The median age in Bethlehem is 46.1 years: 44.2 years for males, and 48.6 years for females.