Upper Boulder Creek Falls is a 100-foot waterfall on Boulder Creek in Clallam County, Washington, in the Coast Range region. It lies about 16.8 miles southwest of Port Angeles and roughly 65.3 miles west of Shoreline as the crow flies.
At 100 feet it is taller than the typical Washington waterfall of about 82 feet, ranking 398th of 941 with a recorded height. By form it is a tiered waterfall, falling in several distinct steps one after another, combined with a horsetail character. It falls in 2 drops.
The Coast Range is a belt of steep, deeply dissected hills along the Pacific, wrapped in dense temperate rainforest of Douglas fir, western hemlock, Sitka spruce and red alder. Heavy winter rain feeds short, fast creeks lined with ferns, salmonberry and moss that drop steeply toward the ocean or the Columbia. Boulder Creek carries 17 recorded waterfalls; the biggest of them reaches 200 feet.
Clallam County holds 49 recorded waterfalls, and several are close by. Lower Boulder Creek Falls, a 35-foot tiered plunge waterfall, is under a mile away. Hot Springs Falls, is about 1.3 miles away. Schoeffel Creek Falls, 300 feet high, is about 1.7 miles away.
Upper Boulder Creek Falls is located at 47.9661° N, 123.7138° 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.