Below are the urban areas with more than 100,000 inhabitants in Comoros ranked by population.
Urban Area (or urban agglomeration) population refers to the population contained within the contours of a contiguous territory inhabited at urban density levels, typically comprising a city and its surrounding suburban fringe.
| Rank | Urban Area | Population Estimate (2025) | 1 Year Change (over 2024) | Land Area (Km²) | Density (P/Km²) | Global Rank | Projections (2030) | Projections (2050) |
|---|---|---|---|---|---|---|---|---|
| 1 | Fomboni | 236,750 | 1.87% | 14 | 16,911 | 2,478 | 271,079 | 366,784 |
| 2 | Moroni | 171,364 | 1.49% | 36 | 4,760 | 3,539 | 191,304 | 277,226 |
Source: United Nations, Department of Economic and Social Affairs, Population Division (2025). World Urbanization Prospects: The 2025 Revision, Online Edition.