Wheaton is a suburban city in Milton and Winfield Townships and is the county seat of DuPage County, Illinois, United States.[2] It is located approximately 30 miles (48 km) west of the city center of Chicago which abuts the shore of Lake Michigan. As of the 2010 census, the city had a total population of 52,894,[3] which was estimated to have increased to 53,469 by July 2012.