Henrys Lake State Park is a public recreation area located on the south shore on Henrys Lake thirteen miles north of Island Park in Fremont County, Idaho, U.S. The state park occupies 585 acres off US 20 near Goose Bay and the Henrys Lake Outlet. Park facilities include hiking trails, boat ramp, campgrounds, and cabins. It is home to cutthroat trout, cutbow, moose, pronghorn, swans, pelicans, various waterfowl and sandhill cranes.