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Sana'a — UN urban centre

4,018,856

Sana'a: 4,018,856 people. Reference: 2025 annual estimate · World rank #111 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 4328; territory: Yemen (YEM). 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: 15.3581, 44.2046. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.

UN population series

YearPeopleMethod
1975124,348Estimate
1980270,737Estimate
1985485,938Estimate
1990828,314Estimate
19951,263,345Estimate
20001,652,911Estimate
20052,092,054Estimate
20102,469,075Estimate
20152,918,816Estimate
20203,654,549Estimate
20254,018,856Estimate
20304,405,120Projection
20354,739,265Projection
20405,069,732Projection
20455,361,879Projection
20505,664,924Projection

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.