Kelly Reservoir   Be the first to submit input for Kelly Reservoir. If you have info on Kelly Reservoir, Madison County, Montana please submit it here to improve this web site.          These outdoors activities are available near Kelly Reservoir.   Lakes Near Kelly Reservoir: Cliff Lake, Madison County, 18 miles away   Public Lands Near Kelly Reservoir: Henrys Lake State Park, Idaho, 33 miles away Harriman State Park, Idaho, 37 miles away   Camp Grounds Near Kelly Reservoir: Clover Meadows Campground, Madison County, 6 miles away South Madison Campground, Madison County, 8 miles away Slide Inn, Cameron, 9 miles away   Hotels Near Kelly Reservoir: Beaverhead by Resort Property Management, Big Sky, 30 miles away Arrowhead by Resort Property Management, Big Sky, 30 miles away Sawtelle Mountain Resort, Island Park, 32 miles away Park Condos by Resort Property Management, Big Sky, 35 miles away River Rock Lodge by Resort Property Management, Big Sky, 35 miles away   Ski Areas Near Kelly Reservoir: Moonlight Basin, Montana, 29 miles away       4166 foot drop, 7 lifts, 97 runs Big Sky, Montana, 30 miles away       4350 foot drop, 17 lifts, 150 runs Kelly Canyon, Idaho, 65 miles away       1000 foot drop, 5 lifts, 26 runs