Below are the urban areas with more than 100,000 inhabitants in Slovakia 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 | Bratislava | 288,533 | 0.19% | 72 | 4,007 | 2,020 | 283,346 | 270,737 |
| 2 | Košice | 216,740 | 3.45% | 49 | 4,423 | 2,724 | 215,845 | 211,530 |
| 3 | Prešov | 76,161 | 0.27% | 22 | 3,462 | 8,183 | 75,868 | 74,356 |
| 4 | Žilina | 65,278 | 0.52% | 18 | 3,627 | 9,493 | 62,878 | 58,635 |
| 5 | Banská Bystrica | 59,336 | 0.08% | 17 | 3,490 | 10,418 | 58,564 | 55,639 |
| 6 | Trnava | 55,695 | 0.61% | 15 | 3,713 | 11,061 | 53,452 | 50,952 |
| 7 | Nitra | 54,146 | 0.06% | 19 | 2,850 | 11,377 | 53,378 | 50,912 |
Source: United Nations, Department of Economic and Social Affairs, Population Division (2025). World Urbanization Prospects: The 2025 Revision, Online Edition.