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Vienna — UN urban centre

2,031,326

Vienna: 2,031,326 people. Reference: 2025 annual estimate · World rank #242 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 1054; territory: Austria (AUT). 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: 48.2003, 16.3626. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.

UN population series

YearPeopleMethod
19751,560,003Estimate
19801,513,755Estimate
19851,510,371Estimate
19901,512,941Estimate
19951,538,269Estimate
20001,543,803Estimate
20051,646,603Estimate
20101,714,388Estimate
20151,819,021Estimate
20201,976,566Estimate
20252,031,326Estimate
20302,030,296Projection
20352,028,974Projection
20402,024,498Projection
20452,022,592Projection
20502,012,101Projection

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.

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