| Pop. (2002) | |
| Abaltzisketa | 283 |
| Aduna | 332 |
| Aia | 1,643 |
| Aizarnazabal | 531 |
| Albiztur | 288 |
| Alegia | 1,610 |
| Alkiza | 266 |
| Altzaga | 116 |
| Altzo | 316 |
| Amezketa | 988 |
| Andoain | 13,966 |
| Anoeta | 1,723 |
| Antzuola | 1,901 |
| Arama | 163 |
| Aretxabaleta | 6,225 |
| Arrasate o Mondragón | 23,114 |
| Asteasu | 1,296 |
| Astigarraga | 3,796 |
| Ataun | 1,534 |
| Azkoitia | 10,257 |
| Azpeitia | 13,740 |
| Baliarrain | 100 |
| Beasain | 12,257 |
| Beizama | 159 |
| Belauntza | 294 |
| Berastegi | 990 |
| Bergara | 15,083 |
| Berrobi | 574 |
| Bidegoyan | 428 |
| Deba | 5,219 |
| Donostia-San Sebastián | 181,700 |
| Eibar | 28,513 |
| Elduain | 214 |
| Elgeta | 959 |
| Elgoibar | 10,614 |
| Errenteria | 38,697 |
| Errezil | 619 |
| Eskoriatza | 3,922 |
| Ezkio-Itsaso | 573 |
| Gabiria | 426 |
| Gaintza | 136 |
| Gaztelu | 147 |
| Getaria | 2,446 |
| Hernani | 18,661 |
| Hernialde | 287 |
| Hondarribia | 15,368 |
| Ibarra | 4,326 |
| Idiazabal | 2,019 |
| Ikaztegieta | 380 |
| Irun | 57,618 |
| Irura | 950 |
| Itsasondo | 581 |
| Larraul | 150 |
| Lasarte-Oria | 17,413 |
| Lazkao | 5,003 |
| Leaburu | 368 |
| Legazpi | 8,785 |
| Legorreta | 1,370 |
| Leintz-Gatzaga | 243 |
| Lezo | 5,928 |
| Lizartza | 590 |
| Mendaro | 1,446 |
| Mutiloa | 158 |
| Mutriku | 4,809 |
| Oiartzun | 9,297 |
| Olaberria | 919 |
| Oñati | 10,780 |
| Ordizia | 9,021 |
| Orendain | 145 |
| Orexa | 81 |
| Orio | 4,505 |
| Ormaiztegi | 1,161 |
| Pasaia | 16,337 |
| Segura | 1,238 |
| Soraluze/Placencia de las Armas | 4,177 |
| Tolosa | 18,015 |
| Urnieta | 5,733 |
| Urretxu | 6,604 |
| Usurbil | 5,388 |
| Villabona | 5,584 |
| Zaldibia | 1,508 |
| Zarautz | 21,466 |
| Zegama | 1,307 |
| Zerain | 251 |
| Zestoa | 3,124 |
| Zizurkil | 2,900 |
| Zumaia | 8,560 |
| Zumarraga | 10,265 |