Dunn Falls is a waterfall on West Branch Ellis River in Oxford County, Maine, in the Northeastern Highlands region, with a total height of about 129 feet. It lies about 15.4 miles northeast of Milan and roughly 76.3 miles northwest of Portland as the crow flies.
At 129 feet it is among the ten tallest of the 80 Maine waterfalls with a recorded height, ranking 6th. The tallest single drop is 78 feet. The water comes down as a tiered waterfall, falling in several distinct steps one after another. It falls in 2 drops.
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.
There are 34 recorded waterfalls in Oxford County. Waterfall 15 mi NE of Milan, is under a mile away. Cataracts, The, a 90-foot tiered waterfall, is about 2.4 miles away. Paine Creek Falls, is about 5.8 miles away.
Dunn Falls is located at 44.6613° N, 70.8982° 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.