Cold Brook Falls is a 20-foot waterfall on Cold Brook in Coos County, New Hampshire, in the Northeastern Highlands region. It lies about 6.4 miles west of Gorham and roughly 71.2 miles northwest of Portland as the crow flies.
At 20 feet it is on the modest side for New Hampshire, where the typical waterfall with a recorded height stands around 30 feet; it ranks 81st of 115. By form it is a plunge, where the water drops vertically and loses contact with the rock face.
The Northeastern Highlands are the mountains of northern New England and the Adirondacks, with spruce-fir on the summits and northern hardwood forest of maple, beech and birch below, and countless lakes and boulder-strewn brooks. Fast mountain streams drop over granite and gneiss ledges in chains of falls and pools. Cold Brook carries 3 recorded waterfalls, and Cold Brook Falls is the tallest of them.
Coos County holds 79 recorded waterfalls, and several are close by. Salroc Falls, a 25-foot tiered waterfall, is under a mile away. Tama Fall, a 25-foot fan waterfall, is under a mile away. Gordon Fall, a 20-foot cascade waterfall, is under a mile away.
Cold Brook Falls is located at 44.3666° N, 71.2988° 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.