Find Your Park logo
Read about the Newest National Natural Landmark
NNL 50th Anniversary

For the more information about the air resources of the National Park Service, please visit

Great Swamp

Great Swamp
Great Swamp

Great Swamp, located within Great Swamp National Wildlife Refuge, contains a unique blend of unspoiled forest, swamp, and marshland that provides habitat for a variety of wildlife species.

Location: Morris County, NJ

Year designated: 1966

Acres: 3,852

Ownership: Federal

For additional information see:

← Back to NNL listing for NJ.

← Back to listing of all states and territories.

Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.

Last Updated: June 28, 2012