Gulf Branch Falls is a 22-foot waterfall on Gulf Branch in Arlington County, Virginia, in the Northern Piedmont region. It lies about 1.2 miles south of Brookmont and roughly 3.1 miles north of Arlington as the crow flies.
At 22 feet it is on the modest side for Virginia, where the typical waterfall with a recorded height stands around 69 feet; it ranks 43rd of 53. By form it is a tiered waterfall, falling in several distinct steps one after another. It falls in 3 drops.
The Northern Piedmont is rolling upland of farmland, oak forest and suburbs from Pennsylvania to Virginia, with waterfalls at the fall line and on rocky creeks crossing diabase and gneiss.
Arlington County holds 3 recorded waterfalls, and several are close by. Donaldson Run Falls, a 14-foot tiered waterfall, is under a mile away. Windy Run Falls, a 30-foot cascade waterfall, is about 1.7 miles away. Dead Run Falls, a tiered waterfall, is about 4.3 miles away.
Gulf Branch Falls is located at 38.9252° N, 77.1136° 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.