Official Site of The State of New Jersey

The Township of Mendham, located in southern Morris County, is primarily a residential community with significant sensitive land, rural and historic characteristics. The township is home to Lewis Morris Park along its eastern border with Harding and Morris Townships, and also contains part of Schiff Nature Preserve in the southwest. In all, approximately one-third of the township is preserved land. Mendham Township is located entirely within the Planning Area of the Highlands region.

Mendham Township's petition was approved by the Highlands Council at its October 2025 public meeting.

• Final Consistency Review and Recommendations Report (pdf)

Area 11,527 acres/18.01 mi²
Preservation Area 0 acres
Planning Area 11,527 acres
RMP Conformance Status Fully conforming, whole municipality.
Liaison Corey Piasecki
Mendham Township official website