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Barcelona — UN urban centre

674,757

Barcelona: 674,757 people. Reference: 2025 annual estimate · World rank #805 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 4144; territory: Venezuela (VEN). UN source workbook.

Method: Degree of Urbanisation (contiguous 1 km2 cells, density 1,500+ people/km2, total 50,000+). This is a source-defined urban centre, not a municipality or province. No association with a separate administrative entity is inferred from proximity or name.

Source centroid: 10.1759, -64.6588. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.

UN population series

YearPeopleMethod
1975237,430Estimate
1980304,752Estimate
1985353,748Estimate
1990405,793Estimate
1995468,159Estimate
2000540,662Estimate
2005630,608Estimate
2010687,963Estimate
2015731,552Estimate
2020664,786Estimate
2025674,757Estimate
2030699,103Projection
2035740,489Projection
2040762,629Projection
2045775,932Projection
2050785,399Projection

Largest UN urban centres · Fastest-growing urban centres

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This page is a structured reference entry. Its sources, geographic definition and reference dates determine what the figures mean; it is not independent reporting about the causes of change. Read the accompanying explanation before comparing different places or vintages.

Why an urban centre is not a municipality →

Interpretation reviewed 12 October 2026. Underlying reference years are stated on the page; this is not a fresh census or dataset refresh.