On the shores of Newfound Lake , Wellington State Park (West Shore Rd., Bristol, 603/744-2197, www.nhstateparks.com/wellington.html , mid-May–Oct., $4 adults, $2 children 6–17, free children under 6) has a quarter-mile beach along with picnic area and hiking trails.
Mount Sunapee State Park (Rte. 103, Newbury, 603/763-5561, www.nhstateparks.com/sunapee.html , Jun.–Sept., $4 adults, $2 children 6–17, free children under 6 ) has a wide, family-style beach on the south end of Sunapee Lake . The beach also has canoe and kayak rentals for a spin around the pond.
Sargents Marina (Rte. 11 & Cooper St., Georges Mills, 603/763-5036, www.sargentsmarina.com ) offers pontoon, ski, and row boat rentals ($125–250/day) at the northern tip of the lake.