Houris Falls is a stretch of rapids in Washington County, Maryland, in the Ridge and Valley region. It lies about 3.5 miles southeast of Shepherdstown and roughly 17.8 miles west of Frederick as the crow flies.
The Ridge and Valley is a corridor of long, parallel forested ridges and farmed limestone valleys running the length of the Appalachians. Waterfalls occur where streams cut through resistant sandstone on the ridges.
Washington County holds 2 recorded rapids, and several are close by. White Horse Rapids, is about 6.2 miles away. The Staircase, is about 6.3 miles away across the state line in West Virginia.
Houris Falls is located at 39.4100° N, 77.7445° 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 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 rapid yet.