Allamuchy Mountain State Park provides access to the Musconetcong River for kayaking and canoeing, with a popular three-mile paddling stretch from Route 80 to Saxton Falls Dam.

A public boat launch is available at Jefferson Lake within the park, and Cranberry Lake offers a boat ramp with overflow parking for boat trailers.

The park features over 36 miles of trails and is located in Sussex County between Hackettstown and Cranberry Lake.