
Amsterdam
- County:
- Montgomery County
- County Seat:
- No
- Area (mi²):
- 5.873
- State:
- New York
Amsterdam is a city located in Montgomery County, New York. Amsterdam has a 2025 population of 18,025. Amsterdam is currently declining at a rate of -0.19% annually and its population has decreased by -0.93% since the most recent census, which recorded a population of 18,195 in 2020.
The average household income in Amsterdam is $68,178 with a poverty rate of 20.94%. The median age in Amsterdam is 39.3 years: 39.3 years for males, and 39.4 years for females.