Arlington Heights is located in Cook County, IL. The population is 74,976, making Arlington Heights the 5th largest city in Cook County.
There are 20 public schools in Arlington Heights with an average Homefacts rating of A. The total crime rate for Arlington Heights is low , and there are 28 registered sex offenders residing in the city. Unemployment in Arlington Heights is moderate and the median home sales price is $0. Detailed and up-to-date Arlington Heights property reports are available for any property address.