Location: Antrim & Hillsborough
This 519 acre lake was created in 1927 when the Jackman Dam was built by PSNH to harness the flow of the North Branch River for power generation. Manahan Park, in Hillsborough, has a sandy beach with lifeguards and boat launch.
Directions: Public access at Manahan Park in Hillsborough off Rt 9 about ½ mi south of the intersection with Rt 31 North. As you drive in there will be a left to go to the boat ramp and going straight ahead will be the beach area.
Use Policies: Manahan Park is open to the public and available to residents of Antrim and Bennington. No dogs are allowed on the beach or picnic areas.
Amenities: Public restrooms are available at Manahan Park. There are several picnic tables in a shaded area (some with BBQ pits). Lifeguards are on duty weekends in June and everyday from 8:30am to 5pm once school is out.
Contact: Manahan Park beach house office # is 603-478-5454
Association: Each year since 2009 the Hillsborough Conservation Commission has secured a grant from the NH Lake Association for the Lake Host Program at the Manahan Boat ramp to prevent the introduction of invasive exotic plant species. The Franklin Pierce Lake Association was formed in 2009 to ‘promote the protection and shared enjoyment of Franklin Pierce Lake.’
PLEASE! - Keep this lake free of exotic species by removing and disposing of all plant debris from your boat and trailer before launching it in the lake.