Half Mile Falls is one of the recorded waterfalls on Boulder River in Snohomish County, Washington, in the North Cascades region. It lies about 9.6 miles west of Darrington and roughly 22.3 miles northeast of Marysville as the crow flies.
No height measurement has been recorded for it yet.
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. Boulder River carries 3 recorded waterfalls along its course.
There are 224 recorded waterfalls in Snohomish County. Boulder Falls, a 40-foot cascade waterfall, is about 1.4 miles away. Waterfall 10 mi W of Darrington, is about 1.7 miles away. Feature Show Falls, a 259-foot segmented horsetail waterfall, is about 1.7 miles away.
Half Mile Falls is located at 48.2630° N, 121.8107° 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 creek name is confirmed against the federal Geographic Names Information System. 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.