Ellacoya State Beach Located on Lake Winnipesaukee on the Southwestern shore between Alton Bay and Gilford, Ellacoya offers 600 feet of beach frontage. There's lots of room for swimming and picnicking, a bathhouse and a 38 site RV Park that offers views of Ossipee and Sandwich mountains. Ellacoya is just down the street from Mount Major, a very popular hiking spot with breathtaking views of Lake Winnipesaukee. Ellacoya State Beach Route 11 Gilford, NH 02346 1-603-293-7821