'Jackson County, IL' definitions:
Jackson -- U.S. County in Illinois
From: Gazetteer 2000
Name :
Jackson -- U.S. County in Illinois
Population (2000) :
59612
Housing Units (2000) :
26844
Land area (2000) :
588.124571 sq. miles (1523.235581 sq. km)
Water area (2000) :
14.402282 sq. miles (37.301738 sq. km)
Total area (2000) :
602.526853 sq. miles (1560.537319 sq. km)
Located within :
Illinois (IL), FIPS 17
Location :
37.769401 N, 89.314721 W