Smylies Falls is a stretch of rapids on Cape Fear River in Harnett County, North Carolina, in the Southeastern Plains region. It lies about 2.4 miles northwest of Erwin and roughly 21.9 miles northeast of Fayetteville as the crow flies.
The Southeastern Plains are rolling, sandy uplands of longleaf and loblolly pine, oak and farmland; waterfalls are few and small, over sandstone or clay ledges. Cape Fear River carries 13 recorded rapids along its course.
There are 10 recorded rapids in Harnett County. Shaws Great Falls, is about 1.2 miles away. Turners Falls, is about 2.6 miles away. Smalls Falls, is about 3.1 miles away.
Smylies Falls is located at 35.3405° N, 78.7146° 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 rapid yet.