
Roosevelt
- County:
- Nassau County
- County Seat:
- No
- Area (mi²):
- 1.77
- State:
- New York
Roosevelt is a CDP located in Nassau County, New York. Roosevelt has a 2025 population of 19,977. Roosevelt is currently growing at a rate of 1.26% annually and its population has increased by 20.91% since the most recent census, which recorded a population of 16,522 in 2020.
The average household income in Roosevelt is $148,637 with a poverty rate of 4.12%. The median age in Roosevelt is 33.5 years: 32.1 years for males, and 35.3 years for females.