Gem Lake   Be the first to submit input for Gem Lake. If you have info on Gem Lake, Ozarks, Jefferson County, Missouri please submit it here to improve this web site.          These outdoors activities are available near Gem Lake.   Lakes Near Gem Lake: Lake Tekawitha, Jefferson County, 1 miles away Lake Tishomingo, Jefferson County, 9 miles away Lake Wauwanoka, Jefferson County, 16 miles away Artesian Lake, Washington County, 19 miles away   Public Lands Near Gem Lake: Robertsville State Park, Missouri, 8 miles away Route 66 State Park, Missouri, 8 miles away Castlewood State Park, Missouri, 13 miles away   Camp Grounds Near Gem Lake: Yogi Bear's Jellystone Camp, Eureka, 4 miles away KOA St. Louis West, Eureka, 6 miles away Lazy Acres Camp Ground & Rntl, Villa Ridge, 8 miles away   Hotels Near Gem Lake: Holiday Inn SAINT LOUIS WEST AT SIX FLAGS, Eureka, 5 miles away Super 8 Eureka/Six Flags Nearby, Eureka, 5 miles away Americas Best Inns-Eureka, Eureka, 5 miles away Quality Inn Near Six Flags St. Louis, Pacific, 5 miles away Comfort Inn Near Six Flags St. Louis, Pacific, 5 miles away   Ski Areas Near Gem Lake: Hidden Valley, Missouri, 7 miles away       250 foot drop, 6 lifts, 9 runs   Golf Courses Near Gem Lake: Fox Den, Eureka, 6 miles away