Round Knob Branch Falls is a waterfall on Round Knob Branch in Greene County, Tennessee, in the Blue Ridge region, with a total height of about 10 feet. It lies about 8.1 miles southeast of Tusculum and roughly 24.8 miles southwest of Johnson City as the crow flies.
At 10 feet it is on the modest side for Tennessee, where the typical waterfall with a recorded height stands around 30 feet; it ranks 279th of 332. The water comes down as a block waterfall, wider than it is tall, spilling over a broad ledge.
The Blue Ridge is the highest part of the southern Appalachians, a range of forested peaks and coves with oak, hickory, tulip poplar and hemlock and spruce-fir on the summits, in one of the wettest climates in the East. Steep mountain streams drop over granite, gneiss and quartzite ledges, giving the region hundreds of waterfalls.
There are 14 recorded waterfalls in Greene County. Jennings Creek Falls, is about 1.1 miles away. Davis Creek Falls, a 45-foot horsetail waterfall, is about 1.2 miles away. Sarvis Creek Cascades, a cascade waterfall, is about 1.9 miles away.
Round Knob Branch Falls is located at 36.0740° N, 82.6838° 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.