76 S Arlington Heights Rd OPENING IN AUTUMN OF '2023 Arlington Heights is a village in Cook County in the U.S. state of Illinois. A northwestern suburb of Chicago, it lies about 25 miles (40 km) northwest of the city's downtown. As of the 2020 census, the village's population was 77,676, making it the 15th-most-populous municipality in Illinois. Arlington Heights is known for the former Arlington Park Race Track, home of the Arlington Million, a Breeders' Cup qualifying event; it also hosted the Breeders' Cup World Thoroughbred Championships in 2002. The village is also home to the Arlington Heights Memorial Library, which has one of the largest collections of books in the state.         Top of Page | Shopping Cart | Copyright | Help | Privacy | Terms of Use Copyright © 2003-2021 Quickly USA Inc, All rights reserved.