
Roslyn Heights
- County:
- Nassau County
- County Seat:
- No
- Area (mi²):
- 1.476
- State:
- New York
Roslyn Heights is a CDP located in Nassau County, New York. Roslyn Heights has a 2025 population of 7,000. Roslyn Heights is currently growing at a rate of 0.42% annually and its population has increased by 4.23% since the most recent census, which recorded a population of 6,716 in 2020.
The average household income in Roslyn Heights is $251,462 with a poverty rate of 4.85%. The median age in Roslyn Heights is 42.6 years: 43.3 years for males, and 41.7 years for females.