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Surprise — UN urban centre

160,204

Surprise: 160,204 people. Reference: 2025 annual estimate · World rank #3,779 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 4893; territory: United States (USA). 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: 33.6175, -112.3691. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.

UN population series

YearPeopleMethod
200566,699Estimate
201088,644Estimate
2015113,869Estimate
2020142,684Estimate
2025160,204Estimate
2030180,870Projection
2035192,453Projection
2040219,441Projection
2045240,296Projection
2050252,103Projection

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.