THE MAMARONECK LAND BRIEF
Land in the
Long Island Sound Coastal Lowland setting.
Mamaroneck village has 3.21 square miles of land in Westchester County. Its Census reference point is in Long Island Sound Coastal Lowland, 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
Mamaroneck and Westchester County
Mamaroneck is associated with Westchester 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.
Mamaroneck by land and water
The Census records 3.41 square miles of water within Mamaroneck, or 51.5% of its total area. It is 37.6 percentage points higher than the 13.9% recorded for Westchester County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Mamaroneck village has 47.9% of the land area of nearby Mamaroneck town (6.7 square miles). These areas describe boundaries, not comparable property prices.

