Cooper Lake   Be the first to submit input for Cooper Lake. If you have info on Cooper Lake, Clinton County, Illinois please submit it here to improve this web site.          These outdoors activities are available near Cooper Lake.   Lakes Near Cooper Lake: Carlyle Reservoir, Clinton County, 18 miles away   Hotels Near Cooper Lake: Super 8 Okawville, Okawville, 6 miles away Timmermann House Bed & Breakfa, Aviston, 6 miles away La Quinta Inn & Suites O'Fallon/Mascoutah, Mascoutah, 15 miles away Holiday Inn Express HIGHLAND, Highland, 15 miles away Best Western U. S. Inn, Nashville, 17 miles away   Ski Areas Near Cooper Lake: Hidden Valley, Missouri, 73 miles away       250 foot drop, 6 lifts, 9 runs