'Falls County' definitions:

Falls -- U.S. County in Texas

From: Gazetteer 2000
Name :
Falls -- U.S. County in Texas
Population (2000) :
18576
Housing Units (2000) :
7658
Land area (2000) :
769.090559 sq. miles (1991.935318 sq. km)
Water area (2000) :
4.716383 sq. miles (12.215375 sq. km)
Total area (2000) :
773.806942 sq. miles (2004.150693 sq. km)
Located within :
Texas (TX), FIPS 48
Location :
31.265510 N, 96.963672 W