Yellowstone Lake - Yellowstone National Park

Yellowstone Lake is the largest lake in North America at this high an elevation, 7,733 feet. It is 20 miles long and 14 miles across from West Thumb to the opposite shore. It covers 132 square miles and has a shoreline of 114 miles. It has an average depth of 139 feet, although the deepest point is 410 feet. Islands in the lake are Dot Island, Frank Island, Stevenson Island, Molly Island (in the southeast arm), and Peale Island (in the south arm).

Mailing Address
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Street Address
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Phone: 307-344-7381
Fax: 307-344-2112

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.


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Public Restroom, Trail

Bird Watching, Boating, Education, Hiking, History, Nature, Photography, Sightseeing, Wildlife Viewing