
Island Park
- County:
- Nassau County
- County Seat:
- No
- Area (mi²):
- 0.445
- State:
- New York
Island Park is a village located in Nassau County, New York. Island Park has a 2025 population of 4,996. Island Park is currently growing at a rate of 0.2% annually and its population has increased by 1.03% since the most recent census, which recorded a population of 4,945 in 2020.
The average household income in Island Park is $133,926 with a poverty rate of 11.85%. The median age in Island Park is 42.4 years: 40.5 years for males, and 46.5 years for females.