
Mahopac
- County:
- Putnam County
- County Seat:
- No
- Area (mi²):
- 6.129
- State:
- New York
Mahopac is a CDP located in Putnam County, New York. Mahopac has a 2025 population of 8,875. Mahopac is currently growing at a rate of 0.37% annually but its population has decreased by -0.44% since the most recent census, which recorded a population of 8,914 in 2020.
The average household income in Mahopac is $140,444 with a poverty rate of 3.61%. The median age in Mahopac is 41.5 years: 41.2 years for males, and 43 years for females.