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Cities

Washington

Washington (5.5 million inhabitants): major city of United States, with country factbook, ranking and leader links.

Last updated: October 2026

About Washington

CountryUnited States
Population5.5 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 Washington?

Washington has a metropolitan population of 5.5 million, according to the UN World Urbanization Prospects (2022 Revision) cited on this page.

Where is Washington located?

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

What is Washington known for?

Washington 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 AnaChicagoHoustonDallas-Fort WorthWashington, D.C.
United StatesRankings

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