Rockcastle Falls is a waterfall on Rockcastle Creek in Fentress County, Tennessee, in the Southwestern Appalachians region, with a total height of about 75 feet. It lies about 1.2 miles southwest of Jamestown and roughly 65.2 miles northwest of Knoxville as the crow flies.
At 75 feet it stands in the tallest quarter of Tennessee’s 332 waterfalls with a recorded height, ranking 46th; the typical Tennessee waterfall is about 30 feet. The tallest single drop is 30 feet. The water comes down as a tiered waterfall, falling in several distinct steps one after another.
The Southwestern Appalachians are the Cumberland Plateau and its escarpments, a sandstone tableland covered in oak and mixed mesophytic forest and cut by deep gorges. Creeks pour off the plateau rim over sandstone caprock into gorges, creating many tall, dramatic falls.
There are 11 recorded waterfalls in Fentress County. Deer Gap Falls, a 70-foot tiered waterfall, is about 2 miles away. Fern Camp Cascade, a 20-foot cascade waterfall, is about 3.9 miles away. Magendanz Falls, is about 4.7 miles away.
Rockcastle Falls is located at 36.4140° N, 84.9466° 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.