Cities
Mumbai
Mumbai (21.3 million inhabitants): major city of India, with country factbook, ranking and leader links.
Last updated: October 2026
| Country | India |
|---|---|
| Population | 21.3 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.
Mumbai has a metropolitan population of 21.3 million, according to the UN World Urbanization Prospects (2022 Revision) cited on this page.
Mumbai is in India. It is a major city of India.
Mumbai is a major city of India. The Bureau’s profile records its population and country context; see the India factbook for the wider national picture.
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