Delaware River Guide
Interactive Maps
Upper Delaware
Middle Delaware
Easton to Trenton
NEW! Lower Delaware
Thematic Maps
Boat Ramps
Bridges and Ferries
River Gages
Search Delaware Sites
Marble Hill Natural Area
Public Access

The Marble Hill Natural Resource Area is a 272-acre preserve that is owned by the County of Warren, NJ. It is located along the Delaware River, just north of Phillipsburg, New Jersey. The area is managed for conservation and public use in partnership with several nonprofits. It offers hiking and mountain biking trails, a picnic area and facilities, and scenic views of the river and the surrounding hills.
Suggested Links
Contact Information
Phillipsburg NJ 8865
Website