THE MENDHAM LAND BRIEF
Land in the
Reading Prong setting.
Mendham borough has 5.93 square miles of land in Morris County. Its Census reference point is in Reading Prong, within Northeastern Highlands.
Forested hills and mountains span northern New England, the Adirondacks and higher Catskills. Glacial lakes and steep streams accompany a transition between northern hardwood and spruce-fir forests.
Regional context: Northeastern Highlands ↗ · Classification at the Census reference point
Mendham and Morris County
Mendham is associated with Morris 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.
Mendham by land and water
The Census records 0.05 square miles of water within Mendham, or 0.8% of its total area. It is 3.4 percentage points lower than the 4.3% recorded for Morris County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Mendham borough has 46.2% of the land area of nearby Bernardsville borough (12.8 square miles). These areas describe boundaries, not comparable property prices.

