# Opinion polling for the 2013 Portuguese local elections

In the run up to the 2013 Portuguese local elections, various organisations carried out opinion polling to gauge voting intention in several municipalities across Portugal. Results of such polls are displayed in this article. The date range for these opinion polls are from the previous local elections, held on 11 October 2009, to the day the next elections were held, on 29 September 2013.

## Polling
### Alcobaça

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | CDS | BE | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 36.1 3 | 19.8 2 | 12.0 1 | 17.5 1 | 2.1 0 | 12.5 0 | 16.3 |
| IPOM | 17–18 Sep 2013 | 596 | 47.3 | 16.7 | 13.7 | 10.4 | 4.2 | 7.7 | 30.6 |
| 2009 local election | 11 Oct 2009 | — | 44.9 4 | 20.9 2 | 15.3 1 | 5.2 0 | 2.6 0 | 11.1 0 | 24.0 |

### Aveiro

| Polling firm/Link | Fieldwork date | Sample size | PSD CDS PPM | PS | BE | CDU | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 48.6 5 | 24.4 3 | 4.0 0 | 3.7 0 | 10.1 1 | 9.2 0 | 24.2 |
| Eurosondagem Seats projection | 16–17 Sep 2013 | 510 | 42.9 5 | 27.5 3 | 4.8 – | 5.0 – | 14.8 1 | 5.0 – | 15.4 |
| Eurosondagem Seats projection | 18–19 Jul 2013 | 510 | 41.2 4 / 5 | 25.9 2 / 3 | 5.2 – | 4.9 – | 18.1 2 | 4.7 – | 15.3 |
| Gemeo - IPAM | 27 Jun–2 Jul 2013 | 400 | 41.0 | 12.0 | 1.0 | 1.0 | 7.0 | 38.0 | 29.0 |
| Eurosondagem Seats projection | 28–29 May 2013 | 505 | 48.0 5 / 6 | 32.9 3 / 4 | 7.1 – | 4.9 – | — | 7.1 – | 15.1 |
| 2009 local election | 11 Oct 2009 | — | 53.8 6 | 33.1 3 | 5.1 0 | 3.7 0 | — | 4.4 0 | 20.7 |

### Barcelos

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDS | BE | CDU | PSD CDS PPM | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 46.0 6 | — | — | 1.9 0 | 1.6 0 | 35.0 4 | 10.2 1 | 5.3 0 | 11.0 |
| Eurosondagem Seats projection | 23–24 Sep 2013 | 711 | 39.3 5 | — | — | 3.5 – | 1.9 – | 36.7 4 / 5 | 14.8 1 / 2 | 3.8 – | 2.6 |
| 2009 local election | 11 Oct 2009 | — | 44.5 6 | 43.4 5 | 4.7 0 | 1.8 0 | 1.5 0 | — | — | 2.6 0 | 1.1 |

### Batalha

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 55.2 5 | 15.7 1 | 11.3 1 | 4.0 0 | 13.7 | 39.5 |
| IPOM | 7–9 Sep 2013 | 498 | 59.1 | 15.5 | 11.9 | 5.9 | 7.6 | 43.6 |
| 2009 local election | 11 Oct 2009 | — | 68.3 5 | 14.1 1 | 12.0 1 | 1.7 0 | 4.0 | 54.2 |

### Braga

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS PPM | CDU | BE | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 32.8 4 | 46.7 6 | 8.8 1 | — | 5.3 0 | 6.4 0 | 13.9 |
| Eurosondagem Seats projection | 22–24 Sep 2013 | 810 | 39.0 5 | 43.8 5 / 6 | 7.5 0 / 1 | — | 5.2 – | 4.5 – | 4.8 |
| IPOM | 18–19 Sep 2013 | 997 | 36.7 | 47.5 | 4.1 | — | 7.2 | 4.4 | 10.8 |
| Eurosondagem Seats projection | 27–28 Aug 2013 | 515 | 39.1 5 | 42.9 5 | 8.8 1 | — | 5.2 – | 4.0 – | 3.8 |
| Eurosondagem Seats projection | 23–24 Jul 2013 | 610 | 40.8 5 / 6 | 44.2 5 / 6 | 7.0 0 / 1 | — | 4.4 – | 3.6 – | 3.4 |
| Intercampus | 8–14 Jul 2013 | 802 | 41.0 | 40.0 | 7.0 | — | 4.0 | 8.0 | 1.0 |
| Eurosondagem Seats projection | 26–27 May 2013 | 611 | 41.1 5 | 43.3 5 | 8.0 1 | — | 4.9 – | 2.7 – | 2.2 |
| IPOM | 13–17 May 2013 | 1,986 | 27.3 | 35.1 | 3.8 | — | 1.7 | 32.0 | 7.8 |
| Eurosondagem | 3–5 Dec 2012 | 1,025 | 41.7 | 44.2 | 6.9 | 4.1 | — | 3.1 | 2.5 |
| Eurosondagem | 3–5 Dec 2012 | 1,025 | 39.6 | 46.1 | 7.0 | 4.6 | — | 2.7 | 6.5 |
| Aximage | 9–12 Oct 2012 | 506 | 37.8 | 42.6 | 3.5 | 3.6 | — | 12.5 | 4.8 |
| 2009 local election | 11 Oct 2009 | — | 44.7 6 | 42.0 5 | 6.3 0 | 4.0 0 | — | 2.9 0 | 2.7 |

### Bragança

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | IND | CDS | CDU | BE | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 47.2 4 | 26.0 2 | 16.5 1 | 2.1 0 | 2.0 0 | 1.0 0 | 5.1 | 21.2 |
| Pitagórica | 15–17 Sep 2013 | 612 | 45.4 | 26.4 | 21.1 | 1.5 | 1.9 | 1.7 | 7.1 | 19.0 |
| Eurosondagem Seats projection | 16–17 Sep 2013 | 501 | 42.9 3 / 4 | 32.1 2 / 3 | 13.1 1 | 3.6 – | 3.3 – | 1.9 – | 3.1 | 10.8 |
| 2009 local election | 11 Oct 2009 | — | 48.2 4 | 27.8 2 | 16.1 1 | 2.4 0 | 1.6 0 | 1.3 0 | 2.9 | 20.4 |

### Cascais

| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | BE | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 42.7 6 | 21.6 3 | 11.2 1 | 4.6 0 | 7.6 1 | 12.3 0 | 21.1 |
| Eurosondagem Seats projection | 18–19 Aug 2013 | 517 | 41.6 5 / 6 | 28.7 3 / 4 | 7.8 1 | 5.2 – | 10.5 1 | 3.8 – | 12.9 |
| 2009 local election | 11 Oct 2009 | — | 53.0 7 | 26.7 3 | 9.2 1 | 6.2 0 | — | 4.9 0 | 26.3 |

### Chaves

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | CDS | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 39.4 3 | 29.7 3 | 6.2 0 | 3.2 0 | 15.0 1 | 6.5 | 9.7 |
| IPOM | 19–20 Jun 2013 | 696 | 32.9 | 19.5 | 3.9 | 2.6 | 4.3 | 36.8 | 13.4 |
| 2009 local election | 11 Oct 2009 | — | 58.2 5 | 31.1 2 | 4.8 0 | 2.7 0 | — | 3.2 | 27.1 |

### Cinfães

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDS | CDU | PSD CDS | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 57.7 4 | — | — | 2.4 0 | 36.5 3 | 3.4 | 21.2 |
| Eurosondagem | 11–12 Sep 2013 | 505 | 56.5 | — | — | 3.7 | 36.6 | 3.2 | 19.9 |
| 2009 local election | 11 Oct 2009 | — | 60.9 5 | 26.6 2 | 6.2 0 | 3.5 0 | — | 2.9 | 34.3 |

### Coimbra

| Polling firm/Link | Fieldwork date | Sample size | PSD CDS PPM | PS | CDU | BE | PSD PPM MPT | CDS | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | — | 35.5 5 | 11.1 1 | — | 29.7 4 | 3.9 0 | 9.3 1 | 10.5 0 | 5.8 |
| Eurosondagem Seats projection | 13–15 Sep 2013 | 606 | — | 36.2 4 / 5 | 11.0 1 | — | 32.6 4 | 6.8 0 / 1 | 7.6 1 | 5.8 – | 3.6 |
| Eurosondagem Seats projection | 5–6 Aug 2013 | 512 | — | 34.8 4 / 5 | 12.5 1 / 2 | — | 34.1 4 / 5 | 6.3 0 / 1 | 8.5 1 | 3.8 – | 0.7 |
| 2009 local election | 11 Oct 2009 | — | 41.6 6 | 34.6 4 | 9.8 1 | 5.9 0 | — | w.PSD | — | 8.2 0 | 7.0 |

### Covilhã

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | CDS | BE | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 15.0 1 | 37.5 3 | 11.0 1 | — | 1.8 0 | 28.3 2 | 6.4 | 9.2 |
| Domp | 18–20 Sep 2013 | 385 | 18.0 | 37.4 | 7.6 | — | 1.3 | 28.4 | 7.3 | 9.0 |
| 2009 local election | 11 Oct 2009 | — | 56.7 6 | 26.8 3 | 7.5 0 | 2.8 0 | 2.5 0 | — | 3.7 | 29.9 |

### Évora

| Polling firm/Link | Fieldwork date | Sample size | PS | CDU | PSD | BE | CDS | PSD CDS | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 26.0 2 | 49.3 4 | — | 3.9 0 | — | 14.7 1 | 6.1 | 23.3 |
| Eurosondagem Seats projection | 19–20 Aug 2013 | 503 | 32.4 2 / 3 | 34.7 2 / 3 | — | 9.8 0 / 1 | — | 19.5 1 / 2 | 3.7 | 2.3 |
| 2009 local election | 11 Oct 2009 | — | 39.5 3 | 35.0 3 | 17.7 1 | 2.8 0 | 2.3 0 | — | 2.8 | 4.5 |

### Faro

| Polling firm/Link | Fieldwork date | Sample size | PSD CDS MPT PPM | PS | CDU | IND | BE | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 33.9 4 | 32.3 4 | 12.8 1 | 5.7 0 | 4.8 0 | 10.4 0 | 1.6 |
| Sociologest | 5–7 Sep 2013 | 500 | 39.0 | 34.7 | 8.2 | 7.9 | 5.5 | 4.7 | 4.3 |
| Eurosondagem Seats projection | 2–3 Sep 2013 | 505 | 34.7 3 / 4 | 35.1 3 / 4 | 10.0 1 | 11.7 1 | 3.4 – | 5.1 – | 0.4 |
| 2009 local election | 11 Oct 2009 | — | 42.7 5 | 42.3 4 | 5.3 0 | 4.1 0 | 3.0 0 | 2.7 | 0.4 |

### Felgueiras

| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | FF | PS | BE | CDU | PSD PPM | CDS | O | Lead |
| 2013 local election | 29 Sep 2013 | — | — | — | 25.9 3 | 1.7 0 | 2.2 0 | 58.3 6 | 7.2 0 | 4.8 0 | 32.4 |
| Eurosondagem | 2–3 Oct 2012 | 525 | 52.5 | — | 43.3 | 1.0 | 1.7 | — | — | 1.5 | 9.2 |
| 2009 local election | 11 Oct 2009 | — | 48.7 4 | 25.7 2 | 19.0 1 | 1.3 0 | 1.3 0 | — | — | 4.1 0 | 23.0 |

### Funchal

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | PND | CDU | BE | PS PND BE MPT PTP PAN | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 32.4 4 | — | 14.6 1 | w.PS | 8.4 1 | w.PS | 39.2 5 | 5.4 | 6.8 |
| Eurosondagem Seats projection | 17–18 Sep 2013 | 525 | 34.6 4 / 5 | — | 24.5 2 / 3 | w.PS | 7.4 0 / 1 | w.PS | 30.8 3 / 4 | 2.7 | 3.8 |
| Eurosondagem Seats projection | 9–10 Sep 2013 | 711 | 37.0 4 / 5 | — | 22.5 2 / 3 | w.PS | 6.5 – | w.PS | 31.0 3 / 4 | 3.0 | 6.0 |
| Eurosondagem Seats projection | 26–27 Aug 2013 | 510 | 36.4 4 / 5 | — | 24.8 3 | w.PS | 6.9 0 / 1 | w.PS | 28.8 3 / 4 | 3.1 | 7.6 |
| Eurosondagem | 20–22 Nov 2012 | 707 | 41.6 | 18.3 | 16.0 | 3.5 | 7.3 | 4.2 | — | 9.1 | 23.3 |
| 2009 local election | 11 Oct 2009 | — | 52.5 7 | 13.5 1 | 10.0 1 | 8.5 1 | 6.9 1 | 4.4 0 | — | 4.6 0 | 39.0 |

### Golegã

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDU | CDS | BE | PSD CDS | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 38.5 2 | — | 7.4 0 | — | — | 15.1 1 | 34.5 2 | 4.6 | 4.0 |
| Consulmark2 Seats projection | 17–18 Sep 2013 | 512 | 49.0 3 | — | 10.0 – | — | — | 12.6 – | 25.8 2 | 2.6 | 23.2 |
| 2009 local election | 11 Oct 2009 | — | 60.9 5 | 13.3 0 | 7.9 0 | 5.0 0 | 0.5 0 | — | — | 12.5 0 | 47.6 |

### Gondomar

| Polling firm/Link | Fieldwork date | Sample size | IND | PS | PSD CDS | CDU | BE | O | Lead |
| 2013 local election | 29 Sep 2013 | — | — | 46.4 7 | 22.1 3 | 12.2 1 | 3.6 0 | 15.7 | 24.3 |
| Eurosondagem Seats projection | 18–19 Sep 2013 | 603 | — | 48.0 6 | 33.0 4 | 10.4 1 | 4.6 – | 3.0 | 15.0 |
| Eurosondagem | 5–7 Aug 2013 | 1,011 | 38.2 | 33.0 | 13.1 | 7.1 | 3.9 | 4.7 | 5.2 |
| Domp | 15–26 Jul 2013 | 501 | 28.5 | 37.8 | 14.9 | 7.1 | 1.7 | 10.0 | 9.3 |
| Aximage | 17–21 Sep 2012 | 500 | — | 49.3 | 21.3 | 5.6 | 7.4 | 16.4 | 28.0 |
| 2009 local election | 11 Oct 2009 | — | 42.8 5 | 29.3 4 | 15.3 2 | 5.9 0 | 3.0 0 | 3.8 | 13.5 |

### Guarda

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDS | BE | CDU | PSD CDS | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 30.4 2 | — | — | 3.7 0 | 3.9 0 | 51.4 5 | — | 10.6 0 | 28.5 |
| Eurosondagem Seats projection | 17–18 Sep 2013 | 503 | 44.2 3 / 4 | — | — | 3.3 – | 3.5 – | 43.7 3 / 4 | — | 5.3 – | 0.5 |
| Eurosondagem Seats projection | 12–13 Aug 2013 | 501 | 27.5 2 / 3 | — | — | 5.3 – | 5.0 – | 30.2 2 / 3 | 27.7 2 / 3 | 4.3 – | 2.5 |
| Eurosondagem | 10–12 Dec 2012 | 1,010 | 54.8 | 21.9 | 6.6 | 3.9 | 7.6 | — | — | 5.2 | 32.9 |
| 2009 local election | 11 Oct 2009 | — | 55.8 5 | 28.3 2 | 5.2 0 | 2.9 0 | 2.7 0 | — | — | 5.2 0 | 27.5 |

### Guimarães

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDU | CDS | BE | PSD CDS MPT | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 47.6 6 | — | 8.3 1 | — | 2.0 0 | 35.6 4 | 6.4 0 | 12.0 |
| Eurosondagem Seats projection | 10–11 Sep 2013 | 611 | 48.0 6 | — | 10.0 1 | — | 3.8 – | 34.2 4 | 4.0 – | 13.8 |
| Eurosondagem Seats projection | 12–14 Jul 2013 | 603 | 49.6 6 | — | 9.6 1 | — | 4.2 – | 33.8 4 | 2.8 – | 15.8 |
| Eurosondagem Seats projection | 22–23 May 2013 | 610 | 51.0 6 | — | 11.0 1 | — | 2.2 – | 33.0 4 | 2.8 – | 18.0 |
| 2009 local election | 11 Oct 2009 | — | 53.5 7 | 27.4 3 | 8.8 1 | 4.7 0 | 2.6 0 | — | 3.1 0 | 26.1 |

### Leiria

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDS | BE | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 46.3 7 | 27.9 4 | 4.7 0 | 3.3 0 | 4.2 0 | 13.5 | 18.4 |
| IPOM | 21–23 Sep 2013 | 800 | 53.3 | 31.4 | 4.0 | 4.4 | 3.2 | 3.6 | 21.9 |
| 2009 local election | 11 Oct 2009 | — | 44.9 5 | 37.6 5 | 7.7 1 | 3.4 0 | 2.4 0 | 4.1 | 7.3 |

### Lisbon

Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS MPT | CDU | BE | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 50.9 11 | 22.4 4 | 9.9 1 | 4.6 0 | 12.2 0 | 28.5 |
| UCP–CESOP | 29 Sep 2013 | 9,663 | 51.0– 55.0 10 / 11 | 21.0– 24.0 4 | 9.0– 12.0 1 / 2 | 4.0– 6.0 0 / 1 | – | 30.0– 31.0 |
| Eurosondagem | 29 Sep 2013 | 7,597 | 52.0– 56.2 10 / 11 | 21.2– 25.0 4 / 5 | 8.7– 11.5 1 / 2 | 4.8– 7.0 0 / 1 | – | 30.8– 31.2 |
| Aximage | 23–27 Sep 2013 | 605 | 49.5 | 31.7 | 7.9 | 6.7 | 4.2 | 17.8 |
| UCP–CESOP Seats projection | 21–23 Sep 2013 | 1,223 | 48.0 9 / 10 | 26.0 5 | 11.0 1 / 2 | 7.0 1 | 8.0 – | 22.0 |
| Eurosondagem Seats projection | 8–10 Sep 2013 | 825 | 50.0 9 / 10 | 26.9 5 | 11.0 1 / 2 | 6.6 1 | 5.5 – | 23.1 |
| Eurosondagem Seats projection | 4–5 Aug 2013 | 707 | 50.5 9 / 10 | 29.5 5 / 6 | 8.8 1 | 6.3 1 | 4.9 – | 21.0 |
| Eurosondagem Seats projection | 15–16 Jul 2013 | 825 | 52.5 9 / 10 | 27.5 5 / 6 | 9.0 1 | 6.9 0 / 1 | 4.1 – | 25.0 |
| Sociologest | 14–18 Jun 2013 | 600 | 57.5 | 20.1 | 9.9 | 3.5 | 8.9 | 37.4 |
| Eurosondagem Seats projection | 16–19 May 2013 | 811 | 52.1 9 / 10 | 30.0 5 / 6 | 8.6 1 | 5.3 0 / 1 | 4.0 – | 22.1 |
| Sociologest | 6–11 May 2013 | 600 | 49.7 | 33.8 | 6.7 | 5.7 | 5.1 | 15.9 |
| 2009 local election | 11 Oct 2009 | — | 44.0 9 | 38.7 7 | 8.1 1 | 4.6 0 | 4.6 0 | 5.3 |

### Loures

| Polling firm/Link | Fieldwork date | Sample size | PS | CDU | PSD PPM MPT | BE | CDS | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 31.2 4 | 34.7 5 | 16.0 2 | 3.2 0 | 3.1 0 | 11.8 0 | 3.5 |
| Eurosondagem Seats projection | 25–26 Aug 2013 | 521 | 38.0 5 | 33.2 4 | 15.2 2 | 4.8 – | 3.6 – | 5.2 – | 4.8 |
| Eurosondagem | 21–25 Jun 2013 | 1,011 | 43.2 | 30.1 | 12.5 | 5.5 | 4.2 | 4.5 | 13.1 |
| Eurosondagem | 21–25 Jun 2013 | 1,011 | 41.0 | 33.7 | 12.9 | 4.9 | 3.8 | 3.7 | 7.3 |
| 2009 local election | 11 Oct 2009 | — | 48.2 6 | 23.0 3 | 16.1 2 | 4.2 0 | 3.8 0 | 4.8 0 | 25.2 |

### Lousada

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 49.7 4 | 44.8 3 | 2.7 0 | 2.8 | 4.9 |
| Gemeo | 12–14 Sep 2013 | 400 | 44.4 | 50.0 | 2.4 | 3.2 | 5.6 |
| 2009 local election | 11 Oct 2009 | — | 57.7 4 | 37.6 3 | 2.9 0 | 1.8 | 20.1 |

### Marinha Grande

| Polling firm/Link | Fieldwork date | Sample size | PS | CDU | PSD | BE | CDS | MPM | +C | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 29.9 2 | 24.8 2 | 10.6 1 | 2.8 0 | 1.1 0 | 12.0 1 | 11.0 1 | 7.9 | 5.1 |
| IPOM | 14–16 Sep 2017 | 599 | 38.4 | 15.7 | 12.3 | 0.4 | 2.6 | 10.4 | 11.6 | 8.6 | 22.7 |
| 2009 local election | 11 Oct 2009 | — | 36.1 3 | 31.4 3 | 17.7 1 | 5.7 1 | — | — | — | 9.1 0 | 4.7 |

### Matosinhos

| Polling firm/Link | Fieldwork date | Sample size | PS | NM | PSD CDS | CDU | BE | IND | PSD | CDS | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 25.3 3 | — | — | 7.3 1 | 3.6 0 | 43.4 6 | 9.3 1 | 1.9 0 | 9.2 0 | 18.1 |
| Domp | 23–26 Sep 2013 | 513 | 13.9 | — | — | 5.7 | 0.5 | 43.5 | 6.8 | 1.6 | 28.0 | 29.6 |
| Eurosondagem Seats projection | 19–20 Sep 2013 | 715 | 32.8 4 / 5 | — | — | 7.2 0 / 1 | 3.6 – | 34.4 4 / 5 | 14.4 1 / 2 | 4.1 – | 3.5 – | 1.6 |
| Pitagórica | 25–30 Aug 2013 | 506 | 24.9 | — | — | 4.7 | 1.5 | 36.2 | 10.0 | 1.7 | 20.8 | 11.3 |
| Eurosondagem Seats projection | 20–21 Aug 2013 | 511 | 31.0 4 | — | — | 7.6 1 | 4.0 – | 32.9 4 | 16.4 2 | 4.3 – | 3.8 – | 1.9 |
| GTriplo | 6–7 Aug 2013 | 400 | 25.5 | — | — | 2.5 | 2.0 | 27.5 | 24.0 | 0.5 | 18.0 | 2.0 |
| Eurosondagem Seats projection | 21–22 Jul 2013 | 710 | 30.9 4 | — | — | 8.4 1 | 3.7 – | 33.0 4 | 16.7 2 | 3.8 – | 3.5 – | 2.1 |
| Domp | 20 May–6 Jun 2013 | 788 | 27.1 | — | 12.0 | 6.3 | 3.8 | 42.4 | — | — | 8.6 | 15.3 |
| Eurosondagem Seats projection | 29–30 May 2013 | 707 | 27.5 3 / 4 | — | 16.7 2 | 8.0 1 | 5.0 – | 35.0 4 / 5 | — | — | 7.8 – | 7.5 |
| Eurosondagem | 13–19 Mar 2013 | 1,022 | 47.3 | — | — | 10.3 | 4.2 | — | 22.5 | 4.9 | 10.8 | 24.8 |
| Eurosondagem | 13–19 Mar 2013 | 1,022 | 26.1 | — | — | 10.2 | 4.1 | 31.1 | 16.8 | 4.1 | 7.2 | 5.0 |
| IPOM | 25–30 Jan 2013 | 794 | 26.8 | — | — | 3.2 | 1.4 | — | 8.8 | 1.2 | 55.4 | 18.0 |
| IPOM | 25–30 Jan 2013 | 794 | 7.9 | 15.9 | — | — | — | 23.5 | 4.0 | — | 48.7 | 7.6 |
| 2009 local election | 11 Oct 2009 | — | 42.3 5 | 30.7 4 | 17.1 2 | 4.3 0 | 2.7 0 | — | — | — | 2.8 0 | 11.6 |

### Mogadouro

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 46.3 3 | 46.5 4 | 2.0 0 | 0.8 0 | 4.5 | 0.2 |
| IPOM | 10–12 Sep 2013 | 589 | 40.1 | 17.1 | — | 0.3 | 42.5 | 23.0 |
| IPOM | 10–12 Sep 2013 | 589 | 40.6 | 22.1 | 5.3 | 1.4 | 30.6 | 18.5 |
| 2009 local election | 11 Oct 2009 | — | 54.3 4 | 24.5 2 | 15.7 1 | 1.1 0 | 4.3 | 29.8 |

### Oeiras

| Polling firm/Link | Fieldwork date | Sample size | IND | PS | PSD CDS PPM | CDU | BE | PSD | CDS | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 33.5 5 | 18.3 2 | — | 9.2 1 | 3.7 0 | 19.2 3 | 3.8 0 | 12.4 0 | 14.3 |
| Eurosondagem Seats projection | 13–14 Aug 2013 | 511 | 28.5 4 | 21.2 3 | — | 10.3 1 | 4.0 – | 25.2 3 | 5.9 – | 4.9 – | 3.3 |
| Sociologest | 21–25 May 2013 | 600 | 21.5 | 14.6 | — | 5.8 | 2.9 | 41.5 | 6.5 | 7.2 | 20.0 |
| 2009 local election | 11 Oct 2009 | — | 41.5 5 | 25.8 3 | 16.4 2 | 7.3 1 | 3.9 0 | — | — | 5.1 0 | 15.7 |

### Ourém

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDS | CDU | PSD CDS | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 38.9 3 | — | — | 3.2 0 | 38.4 3 | 11.4 1 | 8.3 | 0.5 |
| IPOM | 19–20 Sep 2013 | 600 | 46.6 | — | — | 3.3 | 37.3 | 10.4 | 2.5 | 9.3 |
| 2009 local election | 11 Oct 2009 | — | 47.4 4 | 43.3 3 | 4.6 0 | 3.2 0 | — | — | 2.8 | 4.1 |

### Paços de Ferreira

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 44.4 3 | 46.9 4 | 1.4 0 | 2.7 0 | 4.6 0 | 2.5 |
| Gemeo | 21–23 Sep 2013 | 400 | 47.9 | 43.5 | 0.6 | 1.9 | 6.1 | 4.4 |
| 2009 local election | 11 Oct 2009 | — | 52.4 4 | 41.6 3 | 2.4 0 | 1.9 0 | 1.8 | 10.8 |

### Paredes

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | BE | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 41.1 5 | 40.9 4 | 3.7 0 | 6.4 0 | 1.8 0 | 6.1 | 0.2 |
| Gemeo | 5–7 Sep 2013 | 400 | 56.0 | 20.0 | 6.0 | 7.0 | 1.0 | 5.0 | 32.0 |
| Gemeo | 26–27 Apr 2012 | 400 | 70.0 | 10.0 | 7.0 | — | — | 13.0 | 60.0 |
| 2009 local election | 29 Sep 2013 | — | 57.8 6 | 26.5 3 | 8.5 0 | 3.3 0 | 1.5 0 | 2.4 | 31.3 |

### Penafiel

| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | BE | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 50.5 5 | 41.1 4 | 3.2 0 | 1.4 0 | 3.8 | 9.4 |
| Gemeo | 17–19 Sep 2013 | 400 | 57.0 | 35.9 | 3.5 | 0.3 | 3.3 | 21.1 |
| Gemeo | 19–21 Sep 2012 | 400 | 63.8 | 27.4 | 0.6 | 1.7 | 6.4 | 36.4 |
| 2009 local election | 29 Sep 2013 | — | 64.2 6 | 29.7 3 | 3.0 0 | 1.3 0 | 1.8 | 34.5 |

### Pombal

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | BE | CDU | CDS | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 55.0 6 | 26.7 3 | — | 3.2 0 | 6.2 0 | 8.9 | 28.3 |
| IPOM | 12–13 Sep 2013 | 599 | 55.1 | 29.2 | — | 4.4 | 5.2 | 6.1 | 25.9 |
| 2009 local election | 11 Oct 2009 | — | 65.8 7 | 26.6 2 | 1.9 0 | 1.7 0 | — | 4.0 | 39.2 |

### Porto

Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PSD PPM | PS | CDU | BE | RM | NC | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 21.1 3 | 22.7 3 | 7.4 1 | 3.6 0 | 39.3 6 | 1.1 0 | 4.9 0 | 16.6 |
| UCP–CESOP | 29 Sep 2013 | 8,777 | 22.0– 25.0 3 / 4 | 21.0– 24.0 3 / 4 | 7.0– 9.0 1 | 3.0– 5.0 0 / 1 | 36.0– 40.0 5 / 6 | – | – | 14.0– 15.0 |
| Eurosondagem | 29 Sep 2013 | 6,983 | 19.4– 23.2 3 / 4 | 25.0– 28.8 3 / 4 | 7.0– 9.3 1 | 4.0– 6.2 0 / 1 | 30.0– 34.2 4 / 5 | 1.0– 1.8 0 | – | 5.0– 5.4 |
| Eurosondagem Seats projection | 23–25 Sep 2013 | 1,010 | 26.9 4 | 24.1 4 | 10.5 1 | 4.5 – | 26.5 4 | 3.9 – | 3.6 – | 0.4 |
| Aximage | 21–25 Sep 2013 | 602 | 27.5 | 28.1 | 8.3 | 4.1 | 29.2 | — | 2.8 | 1.1 |
| UCP–CESOP Seats projection | 21–23 Sep 2013 | 1,272 | 26.0 3 / 4 | 24.0 3 / 4 | 9.0 1 | 5.0 0 / 1 | 29.0 4 / 5 | 2.0 – | 5.0 – | 3.0 |
| IPOM | 21–23 Sep 2013 | 1,000 | 37.5 | 26.6 | 8.1 | 5.0 | 14.4 | 2.5 | 5.9 | 10.9 |
| Eurosondagem Seats projection | 6–7 Aug 2013 | 603 | 32.1 5 | 23.8 3 / 4 | 8.5 1 | 4.5 – | 24.8 3 / 4 | 3.3 – | 3.0 – | 7.3 |
| Eurosondagem Seats projection | 24–25 Jul 2013 | 810 | 32.5 5 | 22.5 3 | 8.4 1 | 4.8 – | 25.2 4 | 3.6 – | 3.0 – | 7.3 |
| IPOM | 29–30 Jun 2013 | 1,020 | 39.6 | 24.9 | 4.9 | 4.7 | 16.2 | 3.6 | 6.1 | 14.7 |
| Eurosondagem Seats projection | 20–22 May 2013 | 804 | 33.0 5 | 24.8 3 / 4 | 10.2 1 | 4.3 – | 25.0 3 / 4 | — | 2.7 – | 8.0 |
| IPOM | 13–15 Apr 2013 | 2,962 | 41.0 | 21.8 | 9.5 | 6.0 | 17.2 | — | 4.4 | 19.2 |
| IPOM | 17–23 Jan 2013 | 796 | 21.2 | 15.8 | 1.9 | 1.9 | 4.2 | — | 55.0 | 5.4 |
| IPOM | 17–23 Jan 2013 | 796 | 31.7 | 13.5 | — | — | 12.1 | — | 42.6 | 18.2 |
| 2009 local election | 11 Oct 2009 | — | 47.5 7 | 34.7 5 | 9.8 1 | 5.0 0 | — | — | 3.1 0 | 12.8 |

### Porto de Mós

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDS | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 56.5 5 | 27.3 2 | 3.8 0 | 3.7 0 | 8.7 | 29.2 |
| IPOM | 5–6 Sep 2013 | 499 | 58.7 | 33.7 | 1.2 | 0.6 | 5.8 | 25.0 |
| 2009 local election | 11 Oct 2009 | — | 58.9 5 | 32.6 2 | 2.5 0 | 2.4 0 | 3.6 | 26.3 |

### Santa Cruz

| Polling firm/Link | Fieldwork date | Sample size | PSD | IND | PS | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 23.1 2 | 64.4 5 | — | 4.6 0 | 7.8 0 | 41.3 |
| Eurosondagem Seats projection | 23–24 Sep 2013 | 411 | 41.1 3 | 48.1 4 | — | 5.6 – | 5.2 – | 7.0 |
| 2009 local election | 11 Oct 2009 | — | 41.9 3 | 32.0 3 | 13.0 1 | 5.0 0 | 8.0 0 | 9.9 |

### Santa Maria da Feira

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | BE | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 44.5 6 | 35.3 5 | 3.8 0 | 4.0 0 | 4.2 0 | 8.1 | 9.2 |
| IPOM | 24–25 Jul 2013 | 997 | 50.7 | 35.4 | 1.3 | 3.0 | 2.7 | 6.9 | 15.3 |
| 2009 local election | 11 Oct 2009 | — | 48.1 6 | 40.6 5 | 3.5 0 | 2.6 0 | 2.5 0 | 2.7 | 7.5 |

### Santarém

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | CDS | BE | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 40.3 4 | 32.3 4 | 10.3 1 | 2.6 0 | 2.9 0 | 3.9 0 | 7.7 | 8.0 |
| Eurosondagem Seats projection | 11–12 Aug 2013 | 507 | 42.2 4 / 5 | 33.5 3 / 4 | 8.2 0 / 1 | 2.5 – | 2.3 – | 7.5 0 / 1 | 6.1 | 8.7 |
| 2009 local election | 11 Oct 2009 | — | 64.5 7 | 20.9 2 | 5.7 0 | 3.6 0 | 2.4 0 | — | 2.9 | 43.6 |

### Santo Tirso

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD PPM | CDS | CDU | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 45.0 5 | 32.7 4 | 3.5 0 | 6.2 0 | 6.4 0 | 6.2 | 12.3 |
| Domp | 25 Oct–1 Nov 2012 | 505 | 34.0 | 10.3 | 1.0 | 3.8 | — | 50.9 | 23.7 |
| Eurosondagem | 11–12 Oct 2012 | 707 | 58.4 | 29.6 | 4.2 | 3.2 | — | 4.6 | 28.8 |
| 2009 local election | 11 Oct 2009 | — | 47.6 5 | 41.5 4 | 4.5 0 | 4.0 0 | — | 2.4 | 6.1 |

### São João da Madeira

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | BE | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 38.0 3 | 35.1 3 | 3.0 0 | 6.2 0 | 2.3 0 | 10.0 1 | 5.5 | 2.9 |
| Domp | 18–21 Sep 2013 | 385 | 42.5 | 33.5 | 0.5 | 8.3 | 0.7 | 7.0 | 7.5 | 9.0 |
| IPOM | 26–29 Jul 2013 | 798 | 33.7 | 16.4 | 1.3 | 0.9 | 0.9 | 6.0 | 40.9 | 17.3 |
| 2009 local election | 11 Oct 2009 | — | 56.0 5 | 26.4 2 | 7.2 0 | 5.8 0 | 2.7 0 | — | 2.1 | 29.6 |

### São Pedro do Sul

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | BE | CDU | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 37.7 3 | 49.8 4 | 1.3 0 | 0.7 0 | 6.6 0 | 3.8 | 12.1 |
| GTriplo | 10–13 Sep 2013 | 750 | 31.3 | 25.2 | 2.8 | 2.1 | — | 38.6 | 6.1 |
| Eurosondagem Seats projection | 27–28 Aug 2013 | 511 | 38.0 3 | 42.5 4 | 7.0 – | 3.3 – | 4.7 – | 4.5 | 4.5 |
| 2009 local election | 11 Oct 2009 | — | 58.6 5 | 26.6 2 | 8.9 0 | 1.8 0 | — | 4.2 | 32.0 |

### São Vicente

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | BE | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 30.9 1 | — | — | 0.9 0 | 1.1 0 | 64.7 4 | 2.4 | 33.8 |
| Eurosondagem Seats projection | 13–16 Sep 2013 | 310 | 50.0 3 | — | — | 1.5 – | 1.1 – | 43.3 2 | 4.1 | 6.7 |
| 2009 local election | 11 Oct 2009 | — | 48.8 3 | 33.7 2 | 12.6 0 | 0.7 0 | 0.6 0 | — | 3.6 | 15.1 |

### Sintra

Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS MPT | PS | CDU | BE | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 13.8 2 | 26.8 4 | 12.5 1 | 4.5 0 | 25.4 4 | 16.9 0 | 1.4 |
| UCP–CESOP | 29 Sep 2013 | 7,523 | 13.0– 16.0 1 / 2 | 27.0– 31.0 4 / 5 | 11.0– 14.0 1 / 2 | 4.0– 6.0 0 / 1 | 27.0– 31.0 4 / 5 | – | Tie |
| UCP–CESOP Seats projection | 21–22 Sep 2013 | 1,261 | 16.0 2 / 3 | 30.0 4 / 5 | 12.0 1 / 2 | 5.0 0 / 1 | 27.0 3 / 4 | 10.0 – | 3.0 |
| Eurosondagem Seats projection | 12–13 Sep 2013 | 811 | 21.0 3 | 25.5 3 / 4 | 11.2 1 | 6.5 0 / 1 | 25.2 3 / 4 | 10.6 – | 0.3 |
| Eurosondagem Seats projection | 1–2 Sep 2013 | 611 | 21.0 2 / 3 | 25.0 3 / 4 | 12.4 1 / 2 | 6.2 0 / 1 | 24.2 3 / 4 | 11.2 – | 0.8 |
| Pitagórica | 21–29 Aug 2013 | 701 | 23.5 | 26.3 | 6.8 | 7.5 | 23.3 | 12.6 | 2.8 |
| Eurosondagem Seats projection | 14–15 Jul 2013 | 821 | 19.2 2 / 3 | 26.0 3 / 4 | 10.6 1 | 7.4 1 | 26.9 3 / 4 | 9.9 – | 0.9 |
| Aximage | 29 Jun–4 Jul 2013 | 513 | 14.8 | 28.4 | 8.6 | — | 6.5 | 26.3 | 13.6 |
| 2009 local election | 11 Oct 2009 | — | 45.3 6 | 33.7 4 | 11.1 1 | 5.9 0 | — | 4.0 0 | 11.6 |

### Vale de Cambra

| Polling firm/Link | Fieldwork date | Sample size | PSD | CDS | PS | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 33.7 2 | 46.0 4 | 11.7 1 | 2.9 0 | 5.8 | 12.3 |
| IPOM | 26–28 Aug 2013 | 797 | 50.4 | 37.3 | 9.4 | 2.8 | 0.1 | 13.1 |
| 2009 local election | 11 Oct 2009 | — | 46.2 4 | 37.6 3 | 10.8 0 | 2.2 0 | 3.3 | 8.6 |

### Valongo

| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | IND | CDU | BE | PSD PPM | CDS | O | Lead |
| 2013 local election | 29 Sep 2013 | — | — | 38.9 4 | — | 8.3 1 | 4.4 0 | 36.7 4 | 2.6 0 | 9.1 | 2.2 |
| GTriplo | 19–22 Sep 2013 | 800 | — | 28.9 | — | 3.9 | 2.3 | 33.6 | 7.1 | 24.3 | 4.7 |
| Domp | 13–16 Sep 2013 | 386 | — | 40.7 | — | 6.2 | 6.7 | 39.9 | 1.5 | 4.9 | 0.8 |
| Gemeo | 28–30 May 2013 | 400 | — | 30.0 | — | 5.0 | 2.0 | 32.0 | 8.0 | 23.0 | 2.0 |
| 2009 local election | 11 Oct 2009 | — | 34.3 4 | 27.2 3 | 22.9 2 | 4.6 0 | 2.7 0 | — | — | 8.3 0 | 7.1 |

### Viana do Castelo

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS | CDU | BE | PSD | CDS MPT | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 47.7 5 | — | 10.6 1 | — | 26.6 3 | 4.3 0 | 10.9 0 | 21.1 |
| Eurosondagem Seats projection | 12–13 Sep 2013 | 511 | 50.9 5 / 6 | — | 10.9 1 | — | 25.1 2 / 3 | 6.8 – | 6.3 – | 25.8 |
| Eurosondagem Seats projection | 11–12 Jul 2013 | 511 | 53.2 6 | — | 10.9 1 | — | 23.6 2 | 7.5 – | 4.8 – | 29.6 |
| Eurosondagem Seats projection | 27–28 May 2013 | 510 | 52.0 5 / 6 | — | 9.8 1 | — | 25.0 2 / 3 | 5.7 – | 7.5 – | 27.0 |
| 2009 local election | 11 Oct 2009 | — | 50.2 5 | 35.1 4 | 6.6 0 | 4.8 0 | — | — | 3.3 0 | 15.1 |

### Vila Nova de Famalicão

| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | BE | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 58.6 7 | 31.8 4 | 3.7 0 | 1.6 0 | 4.4 | 26.8 |
| Pitagórica | 19–27 Sep 2013 | | 55.8 | 30.3 | 7.9 | 4.5 | 1.5 | 25.5 |
| 2009 local election | 11 Oct 2009 | — | 55.9 7 | 30.1 4 | 5.9 0 | 5.7 0 | 2.4 | 25.8 |

### Vila Nova de Gaia

Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | BE | IND | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 20.0 3 | 38.2 5 | 6.4 0 | 3.1 0 | 19.7 3 | 4.0 0 | 18.2 |
| UCP–CESOP | 29 Sep 2013 | 5,364 | 16.0– 19.0 2 | 38.0– 42.0 5 / 6 | 7.0– 9.0 1 | 3.0– 5.0 0 | 20.0– 23.0 2 / 3 | – | 18.0– 19.0 |
| GTriplo | 23–24 Sep 2013 | 900 | 22.1 | 23.2 | 4.7 | 2.8 | 21.9 | 25.3 | 1.1 |
| UCP–CESOP Seats projection | 22 Sep 2013 | 1,226 | 21.0 3 | 32.0 4 | 8.0 0 / 1 | 5.0 – | 26.0 3 / 4 | 8.0 – | 6.0 |
| Eurosondagem Seats projection | 20–22 Sep 2013 | 808 | 25.1 3 | 29.0 3 / 4 | 7.5 0 / 1 | 3.3 – | 29.3 3 / 4 | 5.8 – | 0.3 |
| Eurosondagem Seats projection | 3–4 Sep 2013 | 610 | 24.5 3 | 27.1 3 / 4 | 9.4 1 | 4.1 – | 28.4 3 / 4 | 6.5 – | 1.3 |
| Eurosondagem Seats projection | 22–23 Jul 2013 | 811 | 24.8 3 | 30.0 3 / 4 | 7.7 0 / 1 | 3.6 – | 30.6 3 / 4 | 3.3 – | 0.6 |
| Eurosondagem Seats projection | 23–26 May 2013 | 810 | 22.7 2 / 3 | 32.2 4 | 7.4 0 / 1 | 3.8 – | 30.7 3 / 4 | 3.2 – | 1.5 |
| IPOM | 7–10 May 2013 | 1,992 | 24.7 | 23.5 | 2.1 | 3.8 | — | 45.8 | 1.1 |
| IPOM | 7–10 May 2013 | 1,992 | 13.9 | 15.7 | 3.0 | 3.1 | 15.9 | 48.4 | 0.2 |
| 2009 local election | 11 Oct 2009 | — | 62.0 8 | 25.3 3 | 6.3 0 | 3.2 0 | — | 3.2 0 | 36.7 |

### Vila Real

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | BE | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 42.2 4 | 44.0 5 | 4.8 0 | 2.0 0 | 2.4 0 | 4.5 | 1.8 |
| Eurosondagem Seats projection | 19–20 Sep 2013 | 509 | 41.2 4 / 5 | 41.9 4 / 5 | 5.4 – | 5.1 – | 3.7 – | 2.7 | 0.7 |
| Pitagórica | 11–14 Sep 2013 | 610 | 44.5 | 42.1 | 5.4 | 3.3 | 1.4 | 3.3 | 2.4 |
| Eurosondagem Seats projection | 16–17 Jul 2013 | 505 | 41.0 4 / 5 | 42.1 4 / 5 | 4.3 – | 5.0 – | 5.2 – | 2.4 | 1.1 |
| Eurosondagem Seats projection | 14–15 May 2013 | 503 | 44.2 4 / 5 | 42.2 4 / 5 | 5.3 – | 3.0 – | 2.8 – | 2.5 | 2.0 |
| 2009 local election | 11 Oct 2009 | — | 51.4 4 | 34.8 3 | 5.8 0 | 2.9 0 | 2.5 0 | 2.6 | 16.6 |

### Vinhais

| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDS | CDU | CDS PSD | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 59.3 5 | — | — | 1.6 0 | 34.2 2 | 5.0 | 25.1 |
| Eurosondagem | 26–27 Jun 2013 | 525 | 57.0 | 27.2 | 7.2 | 2.5 | — | 6.1 | 29.8 |
| Eurosondagem | 26–27 Jun 2013 | 525 | 60.2 | — | — | — | 33.6 | 6.2 | 26.6 |
| 2009 local election | 11 Oct 2009 | — | 68.4 6 | 20.3 1 | 6.2 0 | 1.3 0 | — | 3.8 | 48.1 |

### Viseu

| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | BE | CDU | O | Lead |
| 2013 local election | 29 Sep 2013 | — | 46.4 5 | 26.8 3 | 9.6 1 | 3.8 0 | 4.0 0 | 9.4 | 19.6 |
| Eurosondagem Seats projection | 11–12 Sep 2013 | 515 | 48.0 5 | 35.8 4 | 7.0 – | 2.6 – | 3.5 – | 3.1 | 12.2 |
| Eurosondagem Seats projection | 17–18 Jul 2013 | 515 | 48.8 5 | 38.8 4 | 5.1 – | 2.4 – | 2.2 – | 2.7 | 10.0 |
| Eurosondagem Seats projection | 19–20 May 2013 | 511 | 50.0 5 / 6 | 39.3 3 / 4 | 3.6 – | 2.6 – | 2.1 – | 2.4 | 10.7 |
| 2009 local election | 11 Oct 2009 | — | 62.1 7 | 26.3 2 | 5.2 0 | 2.3 0 | 1.5 0 | 2.6 | 35.8 |