| Source | UN (World Urbanization Prospects 2018) |
| Date | 01 Apr 2024 |
| Code | City | Population | Share (%) | Rank | Change | |||
|---|---|---|---|---|---|---|---|---|
| 2023 | 2024 | Spain | World | Population | (%) | |||
| Madr | Madrid | 6,751,374 | 6,783,241 | 14.3 | 1 | 62 | 31,867 | 0.47 |
| Barc | Barcelona | 5,687,356 | 5,711,917 | 12.0 | 2 | 77 | 24,561 | 0.43 |
| Vale | Valencia | 838,301 | 839,770 | 1.77 | 3 | 750 | 1,469 | 0.18 |
| Zara | Zaragoza | 738,829 | 740,938 | 1.56 | 4 | 866 | 2,109 | 0.29 |
| Sevi | Sevilla | 700,694 | 700,513 | 1.48 | 5 | 914 | -181 | -0.03 |
| Mala | Malaga | 593,055 | 594,050 | 1.25 | 6 | 1084 | 995 | 0.17 |
| Murc | Murcia | 512,006 | 514,855 | 1.08 | 7 | 1255 | 2,849 | 0.56 |
| Palm | Palma | 480,303 | 483,361 | 1.02 | 8 | 1324 | 3,058 | 0.64 |
| Las | Las Palmas Gran Canaria | 404,238 | 404,973 | 0.853 | 9 | 1562 | 735 | 0.18 |
| Alic | Alicante | 377,334 | 379,135 | 0.799 | 10 | 1651 | 1,801 | 0.48 |
| Bilb | Bilbao | 347,049 | 346,747 | 0.730 | 11 | 1771 | -302 | -0.09 |
| Cord | Cordoba | 345,174 | 345,691 | 0.728 | 12 | 1774 | 517 | 0.15 |
| Vigo | Vigo | 307,549 | 307,887 | 0.649 | 13 | 1853 | 338 | 0.11 |
| Vall | Valladolid | 301,642 | 301,146 | 0.634 | 14 | 1857 | -496 | -0.16 |