Biurrun-Olkotz
%100Zenbatua:| 2009 | 2014 | |||
| Botoak | %** | Botoak | %** | |
| PNV | 1 | 1,39 | 0 | 0 |
| EA-Aralar | 5 | 6,94 | - | - |
| IIHE | 11 | 15,28 | - | - |
| EH Bildu | - | - | 20 | 21,51 |
| PSOE | 17 | 23,61 | 8 | 8,6 |
| PP | 33 | 45,83 | 26 | 27,96 |
| IU | 1 | 1,39 | 3 | 3,23 |
| Podemos | - | - | 18 | 19,35 |
| UPyD | 1 | 1,39 | 1 | 1,08 |
| EB | - | - | 3 | 3,23 |
| EQUO-PUM+J | - | - | 4 | 4,3 |
| C´s | 0 | 0 | 2 | 2,15 |
| PACMA | 0 | 0 | 4 | 4,3 |
| PIRATAS | - | - | 1 | 1,08 |
| RECORTES CERO | - | - | 1 | 1,08 |
| Movimiento RED | - | - | 2 | 2,15 |
| UCL | 1 | 1,39 | - | - |
| UNA | 1 | 1,39 | - | - |
| Zuriak | 1 | 1,39 | 0 | 0 |
| Baliogabeak | 0 | 0 | 0 | 0 |
| Parte-hartzea | 72 | 42.6 | 93 | 50.82 |
| Abstentzioa | 97 | 57.4 | 90 | 49.18 |
| **Baliozko boto guztien gaineko portzentajea |