| Description: | Scott County, located in central Illinois, covers an area of 251 square miles and had a 2003 population of 5,505, according to estimates by the U.S. Department of Commerce's Bureau of the Census. Using these figures, Scott County was the 8th smallest county in Illinois geographically, but 4th smallest in terms of population. Combining these two measures, Scott County had the 10th lowest population density per square mile among Illinois 102 counties. | |