Upper Mt. Index Falls is a waterfall in King County, Washington, in the North Cascades region. It lies about 8.1 miles southeast of Gold Bar and roughly 23.8 miles east of Sammamish as the crow flies.
Its height has not been recorded in the source data.
The North Cascades are a wilderness of jagged peaks, glaciers and deep, forested valleys of western hemlock, silver fir and Douglas fir, with some of the heaviest snowfall in the country. Meltwater from glaciers and snowfields pours down thousands of feet of cliffs in countless cascades and horsetail falls.
King County holds 236 recorded waterfalls, and several are close by. Lower Mt. Index Falls, is under a mile away. Lower Holoman Falls, is under a mile away. Upper Holoman Falls, is about 1 miles away.
Upper Mt. Index Falls is located at 47.7600° N, 121.5987° W. The listing is based on the World Waterfall Database, one of the sources compiled by the U.S. Geological Survey in its inventory of waterfalls and rapids of the conterminous United States. The exact position has not yet been verified on aerial imagery, so treat the map pin as approximate. Details on trails, parking and access have not been documented for this waterfall yet.