Souhegan River Access in Hillsborough County provides multiple public access points for paddling and fishing along the 34-mile river corridor.

Key access sites include Keyes Memorial Park and Emerson Park in Milford, the Amherst Canoeport at Boston Post Road, and Weston Park at Turkey Hill Bridge in Merrimack, with varying amenities and parking availability at each location.

The river offers paddling opportunities ranging from Class II-IV whitewater in the upper sections (spring high water) to flatwater paddling in lower sections accessible most of the year.