All types of watercraft: ski boats, fishing boats, jet skis, sailboats, canoes, use Boyd Lake's 1,700 surface-acres of water. Boyd also has a sandy beach and a pavilion for swimmers. Boyd Lake State Park also has a modern campground with 148 paved pull-through sites that can accommodate vehicles up to 40 feet in length. View an aerial view of the Cottonwood Campground. You can zoom in & out on the document.