Allen Reservoir   Be the first to submit input for Allen Reservoir. If you have info on Allen Reservoir, Sheridan County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near Allen Reservoir.   Public Lands Near Allen Reservoir: Bighorn National Forest, Wyoming, 19 miles away Tongue River Reservoir State Park, Montana, 27 miles away Rosebud Battlefield State Park, Montana, 31 miles away Little Bighorn Battlefield National Monument, Crow Agency - MT, 60 miles away Bighorn Canyon National Recreation Area, Fort Smith - MT, 67 miles away   Camp Grounds Near Allen Reservoir: Wagon Box Campground, Story, 6 miles away Bramble Motel and RV Park, Sheridan, 8 miles away Peter D's RV Park, Sheridan, 8 miles away Bald Mountain Campground - Bighorn National Forest, Sheridan, 8 miles away   Hotels Near Allen Reservoir: Days Inn Sheridan, Sheridan, 6 miles away Quality Inn Sheridan, Sheridan, 6 miles away Holiday Inn SHERIDAN-CONVENTION CENTER, Sheridan, 6 miles away Candlewood Suites SHERIDAN, Sheridan, 7 miles away Hampton Inn Sheridan, Sheridan, 7 miles away   Ski Areas Near Allen Reservoir: Antelope Butte, Wyoming, 26 miles away       1000 foot drop, 3 lifts, 18 runs Big Horn, Wyoming, 30 miles away       800 foot drop, 3 lifts, 20 runs   Whitewater Near Allen Reservoir: Clear Creek, JohnsonCounty, 19 miles away       Class III-IV(V) - 3.2 miles long (Moiser Picnic to Hydro Station)