Below are the urban areas with more than 100,000 inhabitants in Eritrea 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 | Massawa | 354,657 | 1.82% | 34 | 10,431 | 1,609 | 402,509 | 574,251 |
| 2 | Keren | 256,896 | 0.91% | 16 | 16,056 | 2,276 | 272,871 | 358,711 |
| 3 | Asmara | 228,270 | 1.23% | 42 | 5,435 | 2,575 | 243,754 | 297,733 |
| 4 | Ghinda | 157,050 | 1.39% | 8 | 19,631 | 3,858 | 172,866 | 241,669 |
| 5 | Barentu | 97,952 | 1.34% | 13 | 7,535 | 6,317 | 106,952 | 146,088 |
| 6 | Teseney | 95,575 | 1.09% | 13 | 7,352 | 6,461 | 102,863 | 138,905 |
| 7 | Nefasit | 70,862 | 1.57% | 7 | 10,123 | 8,759 | 77,900 | 112,241 |
| 8 | Assab | 67,712 | 3.35% | 14 | 4,837 | 9,152 | 80,903 | 145,451 |
| 9 | Dekemhare | 62,667 | 2.16% | 11 | 5,697 | 9,894 | 67,951 | 93,493 |
| 10 | Agordat | 50,971 | – | 6 | 8,495 | 12,000 | 56,030 | 75,982 |
Source: United Nations, Department of Economic and Social Affairs, Population Division (2025). World Urbanization Prospects: The 2025 Revision, Online Edition.