| Description: | Woodford County, located in central Illinois, covers an area of 528 square miles and had a 2003 population of 36,367, according to estimates by the U.S. Department of Commerce's Bureau of the Census. Using these figures, Woodford County was the 49th largest county in Illinois geographically, but 39th largest in terms of population. Combining these two measures, Woodford County had the 38th highest population density per square mile among Illinois 102 counties. | |