Boulder Lake   Be the first to submit input for Boulder Lake. If you have info on Boulder Lake, Custer County, Idaho please submit it here to improve this web site.          These outdoors activities are available near Boulder Lake.   Public Lands Near Boulder Lake: Yankee Fork State Park, Idaho, 34 miles away Craters Of The Moon National Monument, Arco - ID, 59 miles away   Camp Grounds Near Boulder Lake: Wildhorse Campground, Custer County, 3 miles away Federal Gulch Campground, Blaine County, 7 miles away Phi Kappa Campground, Custer County, 7 miles away Sawmill Campground, Blaine County, 7 miles away   Hotels Near Boulder Lake: Villager by ResortQuest, Sun Valley, 7 miles away Elkhorn Village, Sun Valley, 15 miles away The Ridge by ResortQuest, Sun Valley, 15 miles away Wildflower by ResortQuest, Sun Valley, 16 miles away Dollar Meadows by ResortQuest, Sun Valley, 16 miles away   Ski Areas Near Boulder Lake: Sun Valley, Idaho, 20 miles away       3400 foot drop, 19 lifts, 75 runs Soldier Mountain, Idaho, 51 miles away       1425 foot drop, 3 lifts, 36 runs Magic Mountain, Idaho, 81 miles away       700 foot drop, 3 lifts, 13 runs