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Cities

Chicago

Chicago (8.9 million inhabitants): major city of United States, with country factbook, ranking and leader links.

Last updated: October 2026

About Chicago

CountryUnited States
Population8.9 million

Source: UN World Urbanization Prospects, 2022 Revision (metropolitan agglomeration estimate). Observation date: 2022. The Bureau cross-checked major-city figures against UN WUP; smaller-city figures are presented as published and have not been individually re-verified.

What is the population of Chicago?

Chicago has a metropolitan population of 8.9 million, according to the UN World Urbanization Prospects (2022 Revision) cited on this page.

Where is Chicago located?

Chicago is in United States. It is a major city of United States.

What is Chicago known for?

Chicago is a major city of United States. The Bureau’s profile records its population and country context; see the United States factbook for the wider national picture.

Other cities in United States

New York-NewarkLos Angeles-Long Beach-Santa AnaHoustonDallas-Fort WorthWashingtonWashington, D.C.
United StatesRankings

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