
Massapequa
- County:
- Nassau County
- County Seat:
- No
- Area (mi²):
- 3.559
- State:
- New York
Massapequa is a CDP located in Nassau County, New York. Massapequa has a 2025 population of 21,885. Massapequa is currently growing at a rate of 0.06% annually and its population has increased by 1.64% since the most recent census, which recorded a population of 21,531 in 2020.
The average household income in Massapequa is $208,463 with a poverty rate of 2.95%. The median age in Massapequa is 43.6 years: 44.9 years for males, and 40.9 years for females.