Public lands in New Jersey

7 units whose boundary reaches New Jersey. They are 5 national wildlife refuges and 2 wilderness areas, largest first within each type.

National wildlife refuges: 74,574 acres
Wilderness areas: 10,341 acres

Each figure is the acreage inside New Jersey for one kind of unit, summed over the units listed below. A unit that crosses into another state counts only the part of its boundary that lies in New Jersey. Wilderness often lies inside one of the other kinds, so the figures overlap and should not be added together.

National wildlife refuges

All national wildlife refuges →

Refuge · USFWS

Edwin B. Forsythe National Wildlife Refuge

44,151 acresNational Wildlife Refuge

Refuge · USFWS

Cape May National Wildlife Refuge

13,289 acresNational Wildlife Refuge

Refuge · USFWS

Great Swamp National Wildlife Refuge

7,858 acresNational Wildlife Refuge

Refuge · USFWS

Wallkill River National Wildlife Refuge

6,012 acresAlso NY

Refuge · USFWS

Supawna Meadows National Wildlife Refuge

3,680 acresAlso DE

Wilderness areas

All wilderness areas →

Wilderness · USFWS

Brigantine Wilderness

6,681 acresWilderness

Wilderness · USFWS

Great Swamp National Wildlife Refuge Wilderness

3,660 acresWilderness

Boundaries come from the agencies’ own layers. A unit is listed in every state or territory its boundary reaches. Data refreshed November 1, 2026.