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 Headwords: Walworth Walworth, WI Walworth County Walworth County, WI