
Manhasset
- County:
- Nassau County
- County Seat:
- No
- Area (mi²):
- 2.385
- State:
- New York
Manhasset is a CDP located in Nassau County, New York. Manhasset has a 2025 population of 7,630. Manhasset is currently declining at a rate of -0.39% annually and its population has decreased by -2.08% since the most recent census, which recorded a population of 7,792 in 2020.
The average household income in Manhasset is $249,927 with a poverty rate of 3.37%. The median age in Manhasset is 44.7 years: 45.4 years for males, and 44.4 years for females.