Yellowstone National Park offers 11 campgrounds with over 2,000 campsites, with five major campgrounds (Bridge Bay, Canyon, Fishing Bridge RV Park, Grant Village, and Madison) featuring amenities like flush toilets, showers, laundry facilities, and dump stations.

Bridge Bay and Lewis Lake campgrounds provide direct access to Yellowstone Lake for boating and fishing, with boat ramps available at Bridge Bay Marina and Lewis Lake.

All campsites require advance reservations (except Mammoth's first-come, first-served sites October 15-April 1), with nightly fees ranging from $20-$94 depending on location and season.