There are 741 Locksmiths in DuPage County, Illinois, serving a population of 931,826 people in an area of 328 square miles. There is 1 Locksmith per 1,257 people, and 1 Locksmith per square mile.
In Illinois, DuPage County is ranked 1st of 102 counties in Locksmiths per capita, and 2nd of 102 counties in Locksmiths per square mile.