THE MILL NECK LAND BRIEF
Land in the
Long Island Sound Coastal Lowland setting.
Mill Neck village has 2.62 square miles of land in Nassau 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
Mill Neck and Nassau County
Mill Neck is associated with Nassau 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.
Mill Neck by land and water
The Census records 0.32 square miles of water within Mill Neck, or 11% of its total area. It is 26.2 percentage points lower than the 37.2% recorded for Nassau County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Mill Neck village has 2.9 times the land area of nearby Locust Valley CDP (0.91 square miles). These areas describe boundaries, not comparable property prices.

