According to the 2010 U.S. Census, the Asian Pacific American population in Illinois numbers approximately 586,934, or 4.6% of the statewide population. Approximately 92,304 Asian Pacific Americans reside in DuPage County, comprising 10.1% of DuPage County's population, with the bulk of the other 322,672 residents of Cook County, comprising 6.2% of Cook County's population. The 2010 Census shows that Asian Pacific Americans reside in Chicago in communities including West Rogers Park, Albany Park, Uptown, Armour Square and Bridgeport; in suburban Cook County in communities including Schaumburg, Hoffman Estates, Skokie, Niles and Morton Grove; and in suburban DuPage County in communities like Oak Brook and Naperville.

In the past 10 years, the Asian population in Illinois jumped 38.6 percent. In the Northwest suburbs, Asians now make up 12.7 percent of the population. They make up 10.1 percent of the population in DuPage County, and 6.3 percent of the population in Lake County. These are the 10 Illinois suburbs with the biggest percentage Asian population: South Barrington: 26.6%; Oak Brook: 23.2%; Hoffman Estates: 22.7%; Glendale Heights: 22.1%; Schaumburg: 19.8%; Vernon
Hills: 19.3%; Buffalo Grove: 16.0%; Hanover Park: 15.2%; Streamwood: 15.0% and Naperville: 14.9%. (Source: U.S. 2010 Census).