'Duval' definitions:

Duval -- U.S. County in Florida

From: Gazetteer 2000
Name :
Duval -- U.S. County in Florida
Population (2000) :
778879
Housing Units (2000) :
329778
Land area (2000) :
773.667651 sq. miles (2003.789932 sq. km)
Water area (2000) :
144.569810 sq. miles (374.434073 sq. km)
Total area (2000) :
918.237461 sq. miles (2378.224005 sq. km)
Located within :
Florida (FL), FIPS 12
Location :
30.320873 N, 81.638873 W

Duval -- U.S. County in Texas

From: Gazetteer 2000
Name :
Duval -- U.S. County in Texas
Population (2000) :
13120
Housing Units (2000) :
5543
Land area (2000) :
1792.706185 sq. miles (4643.087506 sq. km)
Water area (2000) :
2.967644 sq. miles (7.686162 sq. km)
Total area (2000) :
1795.673829 sq. miles (4650.773668 sq. km)
Located within :
Texas (TX), FIPS 48
Location :
27.712895 N, 98.514443 W