Lost Lake   Be the first to submit input for Lost Lake. If you have info on Lost Lake, Salmon River Mountains, Valley County, Idaho please submit it here to improve this web site.          These outdoors activities are available near Lost Lake.   Lakes Near Lost Lake: Deadwood Reservoir, Valley County, 15 miles away   Public Lands Near Lost Lake: Boise National Forest, Idaho, 37 miles away Challis National Forest, Idaho, 39 miles away   Camp Grounds Near Lost Lake: Sack Creek Campground, Valley County, 4 miles away Elk Creek Cabins - Boise National Forest, Boise, 7 miles away Tennessee Creek Campground, Valley County, 7 miles away Bear Valley Campground, Valley County, 7 miles away   Hotels Near Lost Lake: Dutch Oven Bed & Breakfast, Cascade, 44 miles away Ashley Inn, Cascade, 44 miles away   Ski Areas Near Lost Lake: Tamarack, Idaho, 52 miles away       2800 foot drop, 8 lifts, 42 runs Bogus Basin, Idaho, 53 miles away       1800 foot drop, 7 lifts, 52 runs Soldier Mountain, Idaho, 57 miles away       1425 foot drop, 3 lifts, 36 runs   Whitewater Near Lost Lake: Bear Valley Creek, ValleyCounty, 12 miles away       Class II-III - 7 miles long (Fir Creek Campground to Middle Fork Salmon confluence) Deadwood River, BoiseCounty, 15 miles away       Class IV-V - 14 miles long (Deadwood Reservoir to End of Road) Salmon River - Middle Fork, Valley/LemhiCounty, 15 miles away       Class III-IV - 96 miles long (Boundary Creek to Cache Bar)