| Partidos | Senadores | Dif.2016 | % voto | 2016 | Nº votos | Dif. 2016 |
|
PSOE
|
8 | + 5 | 32,44% | 22,78% | 1.443.292 | +487.474 |
|
PP
|
8 | -4 | 30,45% | 43,10% | 1.354.923 | -453.293 |
|
UP
|
- | -1 | 12,43% | 20,85% | 553.123 | -321.526 |
|
Cs
|
- | - | 9,26% | 6,52% | 411.969 | +138.444 |
|
BNG
|
- | - | 7,49% | 4,35% | 333.277 | +150.765 |
|
VOX
|
- | - | 4,15% | 0,07% | 184.506 | +181.736 |
|
En Marea
|
- | - | 1,67% | - | 74.401 | - |
|
PACMA
|
- | - | 1,61% | 1,83 | 71.572 | -5.382 |
|
CxG
|
- | - | 0,19% | - | 8.350 | - |
|
Recortes Cero
|
- | - | 0,14% | - | 6.172 | - |
|
PCTE
|
- | - | 0,12% | - | 5.124 | - |
|
EB
|
- | - | 0,04% | 0,09 | 1.846 | -1.808 |
|
PUM+J
|
- | - | 0,01% | - | 562 | - |
|
C 21
|
- | - | 0,01% | - | 223 | - |
| 2019 | 2016 |
| Abstención | 26,69% | 593.403 | 31,70% | 712.730 |
| Participación | 73,31% | 1.629.766 | 68,30% | 1.535.324 |
| Votos en blanco | 2,63% | 41.559 | 2,93% | 43.675 |
| Votos nulos | 3,15% | 51.338 | 2,95% | 45.230 |