The Bradford Rail Trail in Haverhill on the southern side of the Merrimack River occupies 1.3 miles of the former Pan Am rail lines, beautifying an area for pedestrians, cyclists, joggers and other non-motorized users.

The Clipper City Rail Trail in Newburyport is a 1.1 mile pathway running between the MBTA commuter rail station and the shoreline of the Merrimack River in Newburyport. The trail is a multi-use pathway for walkers, bicyclists, and other non-motorized users. The trail runs through Newburyport’s historic residential neighborhoods on its way to the waterfront and restaurants downtown.

The Old Eastern Marsh Trail in Salisbury is a 1.4 mile paved trail extending from the Merrimack River to Mudnock Road. It passes through pristine sections of the Great Marsh with beautiful views and world class bird watching.

Riverside Park in Haverhill has five baseball diamonds, five softball diamonds, and a mile-long walking path along the Merrimack River. It has restroom facilities, three basketball courts, a street hockey area, a carry-top boat ramp, two tot-lots, a handicapped swing set, two parking lots, a volleyball court, a skating area, two horseshoe pits, and four tennis courts.