Falls County is a
county located in the
U.S. state of
Texas. As of the
2010 census, its population was 17,866. The
county seat is
Marlin. It is named for the original 10-foot-tall
waterfall on the
Brazos River, which existed until the river changed course during a storm in 1866. The present falls can be found two miles northeast of the original falls, at the
Falls on the Brazos Park, a camping site located only a few miles out of Marlin on
Farm to Market Road 712.