'Walworth County, WI' definitions:

Walworth -- U.S. County in Wisconsin

From: Gazetteer 2000
Name :
Walworth -- U.S. County in Wisconsin
Population (2000) :
93759
Housing Units (2000) :
43783
Land area (2000) :
555.313008 sq. miles (1438.254026 sq. km)
Water area (2000) :
21.190788 sq. miles (54.883886 sq. km)
Total area (2000) :
576.503796 sq. miles (1493.137912 sq. km)
Located within :
Wisconsin (WI), FIPS 55
Location :
42.646150 N, 88.527043 W