Mystery Falls is a waterfall in Skagit County, Washington, in the North Cascades region, with a total height of about 106 feet. It lies about 22.6 miles northeast of Darrington and roughly 50.9 miles northeast of Marysville as the crow flies.
At 106 feet it is taller than the typical Washington waterfall of about 82 feet, ranking 385th of 941 with a recorded height. The tallest single drop is 61 feet. The water comes down as a tiered waterfall, falling in several distinct steps one after another, combined with a horsetail character. It falls in 2 drops.
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.
There are 178 recorded waterfalls in Skagit County. Irene Creek Falls, a 250-foot tiered plunge waterfall, is under a mile away. Unnamed waterfall on Lookout Creek, is about 1.8 miles away. Middle Monogram Falls, is about 2.3 miles away.
Mystery Falls is located at 48.5319° N, 121.3366° 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.