| District, autonomous region | PS | PSD | Left wing | PCP-UDC | CDS-PP | PAN | Chega (Port. for "enough") | LI | LIVRE (Port. for "free") |
| Viana do Castelo | 34.8 | 33.8 | 8.5 | 4.0 | 6.2 | 2.4 | 0.7 | 0.6 | 0.6 |
| Braga | 36.4 | 34.1 | 8.9 | 4.0 | 4.1 | 2.6 | 0.7 | 0.8 | 0.7 |
| Vila Real | 37.2 | 39.0 | 6.1 | 2.5 | 4.5 | 1.7 | 0.8 | 0.4 | 0.5 |
| Bragança | 36.5 | 40.8 | 6.0 | 2.1 | 4.5 | 1.3 | 0.8 | 0.4 | 0.4 |
| Porto | 36.7 | 31.2 | 10.1 | 4.8 | 3.3 | 3.5 | 0.6 | 1.5 | 1.0 |
| Aveiro | 34.3 | 33.6 | 10.0 | 3.1 | 5.7 | 3.0 | 0.7 | 1.0 | 0.7 |
| Viseu | 35.4 | 36.2 | 7.9 | 2.3 | 5.9 | 2.1 | 1.0 | 0.6 | 0.5 |
| Guarda | 37.6 | 34.4 | 7.8 | 3.0 | 5.0 | 1.6 | 1.5 | 0.6 | 0.5 |
| Coimbra | 39.0 | 26.6 | 11.2 | 5.6 | 3.5 | 2.6 | 0.9 | 0.8 | 0.9 |
| Castelo Branco | 40.9 | 26.3 | 11.1 | 4.8 | 3.7 | 2.4 | 1.3 | 0.6 | 0.9 |
| Leiria | 31.1 | 33.5 | 9.4 | 4.3 | 5.3 | 2.9 | 1.5 | 0.9 | 0.9 |
| Santarém | 37.1 | 25.2 | 10.2 | 7.6 | 4.7 | 2.6 | 2.0 | 0.8 | 0.9 |
| Lisbon | 36.7 | 22.6 | 9.7 | 7.8 | 4.4 | 4.4 | 2.0 | 2.5 | 2.1 |
| Portalegre | 44.6 | 20.1 | 8.1 | 10.6 | 3.8 | 1.7 | 2.7 | 0.5 | 0.6 |
| Setúbal | 38.6 | 14.4 | 12.1 | 15.8 | 3.0 | 4.4 | 1.9 | 1.1 | 1.2 |
| Évora | 38.3 | 17.5 | 9.0 | 18.9 | 3.4 | 2.0 | 2.2 | 0.7 | 0.7 |
| Beja | 40.7 | 13.3 | 9.1 | 22.8 | 2.3 | 2.0 | 2.0 | 0.4 | 0.6 |
| Faro | 36.8 | 22.3 | 12.3 | 7.1 | 3.8 | 4.8 | 2.1 | 0.8 | 1.0 |
| Madeira | 33.4 | 37.2 | 5.2 | 2.1 | 6.1 | 1.8 | 0.7 | 0.7 | 0.4 |
| Azores | 40.1 | 30.2 | 8.0 | 2.5 | 4.8 | 2.7 | 0.9 | 0.7 | 0.9 |
| Country as a whole | 36.7 | 27.9 | 9.7 | 6.5 | 4.3 | 3.3 | 1.3 | 1.3 | 1.1 |
Source: LEGISLATIVAS 2019 [The 2019 legislative election]. – Local do Publico, 09 October 2019. URL: https://www.publico.pt/legislativas-2019/resultados (accessed 11 May 2020) (In Port.)