Billfish Brook Falls is a 120-foot waterfall on Billfish Brook in Penobscot County, Maine, in the Northeastern Highlands region. It lies about 20.1 miles northwest of Patten as the crow flies.
At 120 feet it is among the ten tallest of the 80 Maine waterfalls with a recorded height, ranking 8th. By form it is a tiered waterfall, falling in several distinct steps one after another.
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.
Penobscot County holds 15 recorded waterfalls, and several are close by. Howe Brook Falls, a tiered waterfall, is about 4.3 miles away. South Branch Falls, a 15-foot tiered waterfall, is about 4.8 miles away. Haskell Rock Pitch, a 15-foot cascade waterfall, is about 4.9 miles away.
Billfish Brook Falls is located at 46.1346° N, 68.8155° 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.