| Elecciones municipales de 25-05-2003 | ||
| 0 | TOTAL | 1746820 |
| 1 | Álava | 10500 |
| 2 | Albacete | 17649 |
| 3 | Alicante / Alacant | 66324 |
| 4 | Almería | 27831 |
| 5 | Ávila | 6566 |
| 6 | Badajoz | 34393 |
| 7 | Balears (Illes) | 36680 |
| 8 | Barcelona | 174954 |
| 9 | Burgos | 13182 |
| 10 | Cáceres | 19539 |
| 11 | Cádiz | 62104 |
| 12 | Castellón / Castelló | 20005 |
| 13 | Ciudad Real | 23759 |
| 14 | Córdoba | 39442 |
| 15 | Coruña (A) | 43042 |
| 16 | Cuenca | 8267 |
| 17 | Girona | 22331 |
| 18 | Granada | 43003 |
| 19 | Guadalajara | 7851 |
| 20 | Guipúzcoa | 23092 |
| 21 | Huelva | 23932 |
| 22 | Huesca | 7445 |
| 23 | Jaén | 34365 |
| 24 | León | 18934 |
| 25 | Lleida | 13522 |
| 26 | Rioja (La) | 10357 |
| 27 | Lugo | 12907 |
| 28 | Madrid | 211059 |
| 29 | Málaga | 64266 |
| 30 | Murcia | 57870 |
| 31 | Navarra | 20651 |
| 32 | Ourense | 11579 |
| 33 | Asturias | 37794 |
| 34 | Palencia | 7048 |
| 35 | Palmas (Las) | 45543 |
| 36 | Pontevedra | 39088 |
| 37 | Salamanca | 13864 |
| 38 | Santa Cruz de Tenerife | 41594 |
| 39 | Cantabria | 21429 |
| 40 | Segovia | 5670 |
| 41 | Sevilla | 88192 |
| 42 | Soria | 3319 |
| 43 | Tarragona | 25439 |
| 44 | Teruel | 5285 |
| 45 | Toledo | 26923 |
| 46 | Valencia / València | 93107 |
| 47 | Valladolid | 19275 |
| 48 | Vizcaya | 38685 |
| 49 | Zamora | 7445 |
| 50 | Zaragoza | 31717 |
| 51 | Ceuta | 4279 |
| 52 | Melilla | 3723 |