Cities
Lagos
Lagos (15.9 million inhabitants): major city of Nigeria, with country factbook, ranking and leader links.
Last updated: October 2026
| Country | Nigeria |
|---|---|
| Population | 15.9 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.
Lagos has a metropolitan population of 15.9 million, according to the UN World Urbanization Prospects (2022 Revision) cited on this page.
Lagos is in Nigeria. It is a major city of Nigeria.
Lagos is a major city of Nigeria. The Bureau’s profile records its population and country context; see the Nigeria factbook for the wider national picture.