Siliguri — UN urban centre
Siliguri: 658,183 people. Reference: 2025 annual estimate · World rank #827 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 11561; territory: India (IND). 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: 26.7117, 88.4132. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 187,836 | Estimate |
| 1980 | 345,729 | Estimate |
| 1985 | 430,688 | Estimate |
| 1990 | 512,397 | Estimate |
| 1995 | 538,858 | Estimate |
| 2000 | 560,876 | Estimate |
| 2005 | 589,133 | Estimate |
| 2010 | 611,728 | Estimate |
| 2015 | 627,291 | Estimate |
| 2020 | 631,407 | Estimate |
| 2025 | 658,183 | Estimate |
| 2030 | 685,270 | Projection |
| 2035 | 711,152 | Projection |
| 2040 | 731,642 | Projection |
| 2045 | 745,304 | Projection |
| 2050 | 753,072 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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