'Williamson County, TX' definitions:
Williamson -- U.S. County in Texas
From: Gazetteer 2000
Name :
Williamson -- U.S. County in Texas
Population (2000) :
249967
Housing Units (2000) :
90325
Land area (2000) :
1122.766605 sq. miles (2907.952035 sq. km)
Water area (2000) :
11.973644 sq. miles (31.011595 sq. km)
Total area (2000) :
1134.740249 sq. miles (2938.963630 sq. km)
Located within :
Texas (TX), FIPS 48
Location :
30.596722 N, 97.672983 W