Yellowstone Park KOA Campground in West Yellowstone, Montana. Just 6 miles from the West Entrance to Yellowstone National Park and 36 miles from Old Faithful. Yellowstone KOA offers camping and RV sites along with lodging in cabins, lodges and cottages. Indoor Swimming pool and hot tub, nightly BBQ dinner and pancake breakfasts each morning. Try our homemade fudge. Close to Wild West Yellowstone Rodeo and the Diamond P Trailrides. Campground set in a beautiful location away from the hustle and bustle of West Yellowstone. Come have a campfire and enjoy a S'more with family and friends.