Chicago (Illinois)
Here is general information about Chicago in Illinois
Chicago statistic
| Coordinates | 41°52′55″N 87°37′40″W |
| Country | United States |
| State | Illinois |
| Counties | Cook, DuPage |
| Settled | c. 1780; 242 years ago (1780) |
| Incorporated (town) | August 12, 1833; 188 years ago (1833-08-12) |
| Incorporated (city) | March 4, 1837; 185 years ago (1837-03-04) |
| Founded by | Jean Baptiste Point du Sable |
| Elevation (mean) | 597.18 ft (182.02 m) |
| Highest elevation – near Blue Island | 672 ft (205 m) |
| Lowest elevation – at Lake Michigan | 578 ft (176 m) |
| Demonym(s) | Chicagoan |
| Time zone | UTC−06:00 (Central) |
| ZIP code prefixes | 606xx, 607xx, 608xx |
| Area codes | 312, 773, and 872 |
| FIPS code | 17-14000 |
| GNIS feature ID | 0428803 |
| International airports | O'Hare AirportMidway AirportRockford Airport |
| Commuter rail | |
| Rapid transit | |
| Website | chicago.gov |
| Government (Type) | Mayor–council |
| Government (Body) | Chicago City Council |
| Government (Mayor) | Lori Lightfoot (D) |
| Government (City Clerk) | Anna Valencia (D) |
| Government (City Treasurer) | Melissa Conyears-Ervin (D) |
| Government (City) | 234.53 sq mi (607.44 km2) |
| Government (Land) | 227.73 sq mi (589.82 km2) |
| Government (Water) | 6.80 sq mi (17.62 km2) |
| Area (City) | 234.53 sq mi (607.44 km2) |
| Area (Land) | 227.73 sq mi (589.82 km2) |
| Area (Water) | 6.80 sq mi (17.62 km2) |
| Population (2020) (City) | 2,746,388 |
| Population (2020) (Rank) | 3rd in the United States1st in Illinois |
| Population (2020) (Density) | 12,059.84/sq mi (4,656.33/km2) |
| Population (2020) (Metro) | 9,618,502 (3rd) |
Other cities info:
Chicago (/ʃɪˈkɑːɡoʊ/ (listen)shih-KAH-goh, locally also/ʃɪˈkɔːɡoʊ/shih-KAW-goh ), officially the City of Chicago, is the most populous city in the U.S. state of Illinois, and the third-most populous city in the United States, following New York City and Los Angeles. With a population of 2,746,388 in the 2020 census, it is also the most populous city in the Midwestern United States and the fifth-most populous city in North America. Chicago is the county seat of Cook County, the second-most populous U.S. county and the principal city of the Chicago metropolitan area. It is one of the 40 largest urban areas in the world.