The section of the Delaware River that is designated the Middle Delaware National Scenic River is 40 miles long and is contained completely within Delaware Water Gap National Recreation Area, a unit of the National Park system.

The Middle Delaware National Scenic River is administered by the Delaware Water Gap National Recreation Area. Please refer to the recreation area's website www.nps.gov/dewa for complete information on the area that includes the Middle Delaware National River, especially the Nature & Science page.