Giridih — UN urban centre
Giridih: 420,525 people. Reference: 2025 annual estimate · World rank #1,337 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 11407; 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: 24.1823, 86.305. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 117,987 | Estimate |
| 1980 | 140,301 | Estimate |
| 1985 | 177,135 | Estimate |
| 1990 | 196,797 | Estimate |
| 1995 | 228,957 | Estimate |
| 2000 | 272,005 | Estimate |
| 2005 | 308,314 | Estimate |
| 2010 | 348,746 | Estimate |
| 2015 | 378,827 | Estimate |
| 2020 | 387,324 | Estimate |
| 2025 | 420,525 | Estimate |
| 2030 | 433,089 | Projection |
| 2035 | 441,335 | Projection |
| 2040 | 446,878 | Projection |
| 2045 | 453,894 | Projection |
| 2050 | 454,517 | 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.