Rock Falls is a 20-foot waterfall on Bear Creek in Parker County, Texas, in the Cross Timbers region. It lies about 3.7 miles west of Annetta and roughly 24.3 miles west of Fort Worth as the crow flies.
At 20 feet it is on the modest side for Texas, where the typical waterfall with a recorded height stands around 32.5 feet; it ranks 19th of 34.
The Cross Timbers are a mosaic of post oak and blackjack oak woodland and prairie on rolling terrain. Small waterfalls form where creeks cross sandstone and limestone outcrops.
Parker County holds 4 recorded waterfalls, and several are close by. Cason Falls, is under a mile away. Hale Branch Falls, is about 2.4 miles away. Spring Falls, is about 3.7 miles away.
Rock Falls is located at 32.6930° N, 97.7366° 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 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.