Saint Petersburg — UN urban centre
Saint Petersburg: 4,736,499 people. Reference: 2025 annual estimate · World rank #91 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 568; territory: Russia (RUS). 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: 59.9341, 30.3378. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 3,651,032 | Estimate |
| 1980 | 3,925,921 | Estimate |
| 1985 | 4,109,421 | Estimate |
| 1990 | 4,240,843 | Estimate |
| 1995 | 4,071,365 | Estimate |
| 2000 | 3,979,494 | Estimate |
| 2005 | 4,012,337 | Estimate |
| 2010 | 4,129,886 | Estimate |
| 2015 | 4,410,967 | Estimate |
| 2020 | 4,752,452 | Estimate |
| 2025 | 4,736,499 | Estimate |
| 2030 | 4,724,790 | Projection |
| 2035 | 4,704,867 | Projection |
| 2040 | 4,695,294 | Projection |
| 2045 | 4,686,824 | Projection |
| 2050 | 4,686,636 | Projection |
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