Thornton Lake   Be the first to submit input for Thornton Lake. If you have info on Thornton Lake, Trinity County, Texas please submit it here to improve this web site.          These outdoors activities are available near Thornton Lake.   Public Lands Near Thornton Lake: Huntsville State Park, Texas, 19 miles away Sam Houston National Forest, Texas, 26 miles away Davy Crockett National Forest, Texas, 31 miles away   Marinas On or Near Thornton Lake: Freedom Shores Marina and RV Resort, Trinity, 2 miles away Bell's Camp Marina, Trinity, 2 miles away HWY 356 Marina, Trinity, 2 miles away Highway 356 Marina, Trinity, 2 miles away Parr's Marina, Trinity, 2 miles away   Camp Grounds Near Thornton Lake: Galloway's Marina, Trinity, 2 miles away Parr's Marina, Trinity, 2 miles away Bethy Creek Resort, Riverside, 5 miles away Outback Campground And Marina, Trinity, 5 miles away   Hotels Near Thornton Lake: Econo Lodge Huntsville, Huntsville, 17 miles away La Quinta Inn Huntsville, Huntsville, 17 miles away Days Inn and Suites Huntsville, Huntsville, 17 miles away BEST WESTERN PLUS Huntsville Inn & Suites, Huntsville, 17 miles away Super 8 Huntsville, Huntsville, 17 miles away