| Partido | Escaños | Votos | % Voto |
| PODEMOS/AHAL DUGU-IU-EQUO | 6 | 335.740 | 29,08% |
| EAJ-PNV | 5 | 287.014 | 24,86% |
| PSE-EE (PSOE) | 3 | 164.255 | 14,23% |
| EH Bildu | 2 | 153.339 | 13,28% |
| PP | 2 | 148.553 | 12,87% |
| C's | 0 | 40.740 | 3,53% |
| PACMA | 0 | 9.310 | 0,81% |
| NULOS | 0 | 7.887 | 0,68% |
| Blancos | 0 | 7.696 | 0,67% |
| RECORTES CERO-GRUPO VERDE | 0 | 2.947 | 0,26% |
| UPyD | 0 | 1.542 | 0,13% |
| EB-AZ | 0 | 1.026 | 0,09% |
| PCPE | 0 | 962 | 0,08% |
| VOX | 0 | 947 | 0,08% |
| P-LIB | 0 | 207 | 0,02% |
| Ln | 0 | 74 | 0,01% |
| Total | 18 | 1.162.239 | 100% |
| Partido | Escaños | Votos | % Voto |
| EAJ-PNV | 6 | 302.316 | 24,72% |
| PODEMOS | 5 | 317.674 | 25,98% |
| PSE-EE (PSOE) | 3 | 161.988 | 13,25% |
| EH Bildu | 2 | 184.186 | 15,06% |
| PP | 2 | 142.127 | 11,62% |
| C's | 0 | 50.268 | 4,11% |
| UP-UPeC | 0 | 36.002 | 2,94% |
| Blancos | 0 | 8.669 | 0,71% |
| NULOS | 0 | 8.441 | 0,69% |
| PACMA | 0 | 8.003 | 0,65% |
| UPYD | 0 | 4.093 | 0,33% |
| RECORTES CERO-G | 0 | 2.432 | 0,20% |
| EB | 0 | 1.518 | 0,12% |
| EZKERRA | 0 | 1.447 | 0,12% |
| PCPE | 0 | 589 | 0,05% |
| PUM+J | 0 | 479 | 0,04% |
| Ln | 0 | 450 | 0,04% |
| JS,PC | 0 | 406 | 0,03% |
| OE | 0 | 110 | 0,01% |
| Total | 18 | 1.231.198 | 100% |