Come be our guest as we celebrate 100 Years of the National Parks at the Grand Canyon! Deluxe Cabin, RV or Tent Camping at the Grand Canyon/Williams KOA is an adventure into the Northern Arizona wild. As the closest KOA campground to the Grand Canyon, we're the great base camp for all of your Arizona adventures. Open year round, the Grand Canyon/Williams KOA offers RV, tent, deluxe tent, cabin camping and NEW Deluxe Cabin Camping, within an easy drive to the South Rim. Guests love our modern facilities, relaxing by the pool, specialty coffees at the fireside coffee bar and finding memorable souvenirs at our 2000 sqft gift store.