THE SOUTHWEST POINT OF YELLOWSTONE LAKE IS 22 MILES FROM THE SOUTH ENTRANCE, 17 MILES FROM THE OLD FAITHFUL AREA. THE NORTHWEST POINT IS 27 MILES FROM THE EAST ENTRANCE. THE SOUTHEAST CORNER IS NOT ACCESSIBLE BY ROAD.
Yellowstone Lake is the largest body of water in Yellowstone National Park. The lake is 7,732 feet (2,357 m) above sea level and covers 136 square miles (350 km2) with 110 miles (180 km) of shoreline.