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 Lakes Region Bride Gilford, NH Other Attractions Cherrystone Lobster House Gilford, NH Other Attractions Adventures in Advertising Gilford, NH Other Attractions Cherrystone Lobster House Gilford, NH Other Attractions