Long Lake   Be the first to submit input for Long Lake. If you have info on Long Lake, Clinton County, Illinois please submit it here to improve this web site.          These outdoors activities are available near Long Lake.   Hotels Near Long Lake: Super 8 Okawville, Okawville, 7 miles away Timmermann House Bed & Breakfa, Aviston, 8 miles away La Quinta Inn & Suites O'Fallon/Mascoutah, Mascoutah, 13 miles away Holiday Inn Express HIGHLAND, Highland, 16 miles away Settle Inn & Suites O'Fallon I, O'Fallon, 18 miles away   Ski Areas Near Long Lake: Hidden Valley, Missouri, 70 miles away       250 foot drop, 6 lifts, 9 runs