Ellacoya State Park Ellacoya State Park is located in Gilford on the southwest shore of Lake Winnipesaukee, New Hampshire's largest lake. The 600 Gilford, NH State Parks B. Mae's Resort Inn & Suites Gilford, NH Businesses Cherrystone Lobster House Gilford, NH Other Attractions WLNH Gilford, NH Other Attractions Ellacoya Resort & Cottages Gilford, NH Businesses