THE MAHOPAC LAND BRIEF
Land in the
Southern New England Coastal Plains and Hills setting.
Mahopac CDP has 6.13 square miles of land in Putnam County. Its Census reference point is in Southern New England Coastal Plains and Hills, within Northeastern Coastal Zone.
Irregular plains and low hills form a coastal transition with glacial lakes and oak-pine woodland. This northeastern landscape is gentler than the mountainous country farther inland.
Regional context: Northeastern Coastal Zone ↗ · Classification at the Census reference point
Mahopac and Putnam County
Mahopac is associated with Putnam County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Mahopac by land and water
The Census records 1.19 square miles of water within Mahopac, or 16.3% of its total area. It is 9.8 percentage points higher than the 6.5% recorded for Putnam County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Mahopac CDP has 17.1% of the land area of nearby Carmel town (35.9 square miles). These areas describe boundaries, not comparable property prices.

