Chicago

Chicago is the most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 census, it... Wikipedia

• Country:  United States
• State:  Illinois
• Counties:  Cook (majority) and DuPage (minority)
• Settled:  c. 1780
• Incorporated (town):  August 12, 1833
• Incorporated (city):  March 04, 1837
• Founded by:  Jean Baptiste Point du Sable
• • Type:  Mayor–council
• • Body:  Chicago City Council
• • Mayor:  Brandon Johnson (D)
• • City Clerk:  Anna Valencia (D)
• • City Treasurer:  Melissa Conyears-Ervin (D)
• Population (2020):  2,746,388
• • Estimate (2022):  2,665,039
• • Rank:  5th in North America, 3rd in the United States, 1st in Illinois
• • Urban:  8,671,746 (US: 3rd)
• • Metro:  9,618,502 (US: 3rd)
• Demonym(s):  Chicagoan
• Time zone:  CST (UTC−06:00)
• • Summer (DST):  CDT (UTC−05:00)
• ZIP Code prefixes:  606xx, 607xx, 608xx
• Area codes:  312, 773, 872
• FIPS code:  17-14000
• GNIS feature ID:  0428803
• Website:  chicago.gov
• Data source:  DuckDuckGo