Terni — UN urban centre
Terni: 90,260 people. Reference: 2025 annual estimate · World rank #6,875 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 4198; territory: Italy (ITA). 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: 42.5645, 12.6408. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 85,078 | Estimate |
| 1980 | 85,092 | Estimate |
| 1985 | 85,294 | Estimate |
| 1990 | 84,830 | Estimate |
| 1995 | 84,435 | Estimate |
| 2000 | 83,386 | Estimate |
| 2005 | 84,744 | Estimate |
| 2010 | 86,736 | Estimate |
| 2015 | 88,737 | Estimate |
| 2020 | 90,230 | Estimate |
| 2025 | 90,260 | Estimate |
| 2030 | 89,629 | Projection |
| 2035 | 88,855 | Projection |
| 2040 | 87,968 | Projection |
| 2045 | 86,991 | Projection |
| 2050 | 85,611 | Projection |
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.