Swan Lake   Be the first to submit input for Swan Lake. If you have info on Swan Lake, Washington County, Illinois please submit it here to improve this web site.          These outdoors activities are available near Swan Lake.   Lakes Near Swan Lake: Carlyle Reservoir, Clinton County, 18 miles away   Hotels Near Swan Lake: Super 8 Okawville, Okawville, 4 miles away Timmermann House Bed & Breakfa, Aviston, 7 miles away Best Western U. S. Inn, Nashville, 16 miles away La Quinta Inn & Suites O'Fallon/Mascoutah, Mascoutah, 16 miles away Holiday Inn Express HIGHLAND, Highland, 16 miles away   Ski Areas Near Swan Lake: Hidden Valley, Missouri, 73 miles away       250 foot drop, 6 lifts, 9 runs