Goierri
Goierri or "Basque Highlands" is one of the eight comarcas in the Spanish province of Gipuzkoa. It is composed of 18 municipalities, Beasain, Ordizia and Lazkao being the main towns. The main administrative center is Beasain.
Municipalities
| Municipality | Population 2001 | Population 2011 | Population 2018 |
| Altzaga | 106 | 161 | 179 |
| Arama | 163 | 198 | 205 |
| Ataun | 1,557 | 1,680 | 1,669 |
| Beasain | 12,108 | 13,719 | 13,881 |
| Gabiria | 422 | 483 | 488 |
| Gaintza | 133 | 124 | 129 |
| Idiazabal | 2,082 | 2,264 | 2,305 |
| Itsasondo | 576 | 675 | 641 |
| Lazkao | 4,920 | 5,406 | 5,646 |
| Legorreta | 1,351 | 1,478 | 1,430 |
| Mutiloa | 158 | 255 | 252 |
| Olaberria | 904 | 936 | 945 |
| Ordizia | 8,938 | 9,751 | 10,150 |
| Ormaiztegi | 1,170 | 1,318 | 1,302 |
| Segura | 1,225 | 1,460 | 1,432 |
| Zaldibia | 1,490 | 1,504 | 1,613 |
| Zegama | 1,294 | 1,539 | 1,519 |
| Zerain | 254 | 266 | 252 |
| Totals | 38,851 | 43,217 | 44,038 |