Rosario — UN urban centre
Rosario: 1,151,717 people. Reference: 2025 annual estimate · World rank #445 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 3595; territory: Argentina (ARG). 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: -32.9497, -60.6743. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 704,516 | Estimate |
| 1980 | 756,296 | Estimate |
| 1985 | 804,182 | Estimate |
| 1990 | 897,163 | Estimate |
| 1995 | 913,982 | Estimate |
| 2000 | 980,625 | Estimate |
| 2005 | 989,777 | Estimate |
| 2010 | 1,014,152 | Estimate |
| 2015 | 1,078,203 | Estimate |
| 2020 | 1,140,090 | Estimate |
| 2025 | 1,151,717 | Estimate |
| 2030 | 1,163,771 | Projection |
| 2035 | 1,177,826 | Projection |
| 2040 | 1,188,194 | Projection |
| 2045 | 1,196,073 | Projection |
| 2050 | 1,198,684 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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