There are 100 Data Services in DuPage County, Illinois, serving a population of 931,826 people in an area of 328 square miles. There is 1 Data Service per 9,318 people, and 1 Data Service per 3 square miles.
In Illinois, DuPage County is ranked 5th of 102 counties in Data Services per capita, and 1st of 102 counties in Data Services per square mile.