Allen Shoals is a stretch of rapids in Anderson County, South Carolina, in the Piedmont region. It lies about 2.7 miles south of Piedmont and roughly 13.7 miles south of Greenville as the crow flies.
The Piedmont is rolling upland between the Appalachians and the coastal plain, with mixed oak-pine forest, farmland and expanding cities. Waterfalls mark the fall line and the rocky beds of rivers crossing hard crystalline rock.
Anderson County holds 5 recorded rapids, and several are close by. Dacus Shoals, is about 9 miles away. Cedar Shoals, is about 10.1 miles away. Cedar Shoal, is about 11.9 miles away.
Allen Shoals is located at 34.6632° N, 82.4637° W. The listing is based on the USGS Geographic Names Information System, one of the sources compiled by the U.S. Geological Survey in its inventory of waterfalls and rapids of the conterminous United States. The position was verified on aerial imagery. Details on trails, parking and access have not been documented for this rapid yet.