Upper Boulder Creek Falls is a 65-foot waterfall on Boulder Creek in Summit County, Colorado, in the Southern Rockies region. It lies about 8.3 miles northeast of Vail and roughly 55.8 miles southwest of Boulder as the crow flies.
At 65 feet it is taller than the typical Colorado waterfall of about 65 feet, ranking 80th of 162 with a recorded height. By form it is a cascade, descending over a series of rock steps rather than in a single drop.
The Southern Rockies are high, rugged mountains with alpine peaks, spruce-fir and lodgepole forest, aspen groves and glacial valleys. Snowmelt drives strong spring flows over granite and volcanic cliffs. Boulder Creek carries 2 recorded waterfalls, and Upper Boulder Creek Falls is the tallest of them.
Summit County holds 6 recorded waterfalls, and several are close by. Boulder Creek Falls, is about 1.1 miles away. Upper Pitkin Creek Falls, a horsetail waterfall, is about 2.5 miles away. Lower Pitkin Creek Falls, is about 3 miles away.
Upper Boulder Creek Falls is located at 39.6988° N, 106.2382° 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 position was verified on aerial imagery. Details on trails, parking and access have not been documented for this waterfall yet.