
Manorhaven
- County:
- Nassau County
- County Seat:
- No
- Area (mi²):
- 0.469
- State:
- New York
Manorhaven is a village located in Nassau County, New York. Manorhaven has a 2025 population of 6,868. Manorhaven is currently declining at a rate of -0.23% annually and its population has decreased by -1.18% since the most recent census, which recorded a population of 6,950 in 2020.
The average household income in Manorhaven is $136,661 with a poverty rate of 6.49%. The median age in Manorhaven is 40.6 years: 40.3 years for males, and 40.7 years for females.