'Sullivan County, IN' definitions:
Sullivan -- U.S. County in Indiana
From: Gazetteer 2000
Name :
Sullivan -- U.S. County in Indiana
Population (2000) :
21751
Housing Units (2000) :
8804
Land area (2000) :
447.195796 sq. miles (1158.231746 sq. km)
Water area (2000) :
6.845894 sq. miles (17.730783 sq. km)
Total area (2000) :
454.041690 sq. miles (1175.962529 sq. km)
Located within :
Indiana (IN), FIPS 18
Location :
39.100806 N, 87.395420 W