Swimming Enjoy the view of New Hampshire's lakes and seacoast from our sandy beaches. Our lakefront beaches scattered throughout the state also provide shaded picnic sites. Saltwater or fresh, beaches in New Hampshire State Parks are a relaxing way to spend the day, or an enviable vacation! Bear Brook State Park Clough State Park Echo Lake State Park Ellacoya State Park Forest Lake State Park Franconia Notch State Park Greenfield State Park Hampton Beach State Park Jenness State Beach Kingston State Park Moose Brook State Park Mt. Sunapee State Park North Beach North Hampton State Beach Pawtuckaway State Park Silver Lake State Park Umbagog Lake State Park Wadleigh State Park Wallis Sands State Beach Wellington State Park Wentworth State Park White Lake State Park Carry It - Don't Bury It! Rules for Parks & Recreation For information on beach advisories, please visit the State of New Hampshire, Department of Environmental Services website page on Beach Advisories.