Hidden Falls is a 16-foot waterfall on Tokul Creek in King County, Washington, in the Puget Lowland region. It lies about 1.9 miles north of Snoqualmie and roughly 13.5 miles southeast of Sammamish as the crow flies.
At 16 feet it is on the modest side for Washington, where the typical waterfall with a recorded height stands around 82 feet; it ranks 892nd of 941. By form it is a plunge, where the water drops vertically and loses contact with the rock face, combined with a punchbowl character.
The Puget Lowland is a glacially shaped basin of low hills, lakes and wetlands between the Olympics and the Cascades, once covered by Douglas fir and western red cedar and now the most settled part of Washington. Streams here run through terraces of glacial till and outwash, with waterfalls where creeks cut through the deposits. Tokul Creek carries 3 recorded waterfalls, and Hidden Falls is the tallest of them.
King County holds 236 recorded waterfalls, and several are close by. Middle Tokul Creek Falls, a segmented cascade waterfall, is under a mile away. Tokul Creek Falls, is under a mile away. Snoqualmie Falls, a 268-foot dam waterfall, is about 1.3 miles away.
Hidden Falls is located at 47.5563° N, 121.8191° 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.