Classification: County
Located in: Illinois (IL)
Total Population (2000): 14560
Total Housing Units (2000): 6394
Land Area (square meters): 1215348986
Water Area (square meters): 1525520
Land Area (square miles): 469.248887
Water Area (square miles): 0.589007
Latitude (decimal degrees): 38.737029
Longitude (decimal degrees): -88.47091
FIPS Code: 17
Place FIPS Code: 25