Classification: County
Located in: Illinois (IL)
Total Population (2000): 14241
Total Housing Units (2000): 6060
Land Area (square meters): 1258473076
Water Area (square meters): 1339862
Land Area (square miles): 485.899192
Water Area (square miles): 0.517324
Latitude (decimal degrees): 40.552455
Longitude (decimal degrees): -88.223413
FIPS Code: 17
Place FIPS Code: 53