In the run up to the 2021 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 1 October 2017, to the day the next elections were held, on 26 September 2021.
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | BE | IL | CH | IND | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-27 at the Wayback Machine | 26 Sep 2021 | — | 43.2 4 | 30.0 3 | 5.1 0 | 3.5 0 | — | 3.4 0 | 4.6 0 | — | 10.2 0 | 13.2 |
| IPOM | 29–31 Jul 2021 | 500 | 43.8 | 31.5 | 1.1 | 3.4 | — | — | 1.1 | 15.7 | 3.4 | 12.3 |
| 2017 local election | 1 Oct 2017 | — | 44.0 4 | 21.6 2 | 15.3 1 | 7.6 0 | 3.6 0 | — | — | — | 8.6 0 | 22.4 |
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | BE | CDU | CH | O | Lead | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-27 at the Wayback Machine | 26 Sep 2021 | — | 60.0 5 | 30.9 2 | — | 1.8 0 | 1.9 0 | 5.5 | 29.1 | |||||||
| Multidados | 7–17 Sep 2021 | 290 | 55.1 | 35.4 | — | 2.1 | 2.6 | 4.8 | 19.7 | |||||||
| 2017 local election | 1 Oct 2017 | — | 44.7 4 | 38.5 3 | 9.3 0 | 2.7 0 | — | 4.8 | 6.2 | |||||||
Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PS | CDU | PSD CDS PPM MPT A | BE | PAN | IL | CH | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 39.9 5 | 29.7 4 | 10.7 1 | 6.8 1 | 2.3 0 | 2.0 0 | 5.6 0 | 3.0 | 10.2 | |
| CESOP–UCP | 26 Sep 2021 | 3,680 | 40–45 5/7 | 30–34 4/5 | 8–12 1 | 5–8 0/1 | 1–2 0 | 1–3 0 | 3–5 0 | 1–3 | 10– 11 | |
| ICS/ISCTE | 26 Sep 2021 | 5,317 | 38.3– 42.3 4/6 | 28.3– 32.3 3/5 | 9.0– 12.0 1/2 | 5.4– 8.4 0/1 | – | 1.5– 3.5 0 | 3.4– 6.4 0/1 | 3.1– 6.1 0 | 10.0 | |
| Intercampus | 26 Sep 2021 | 2,804 | 36.0– 40.4 4/6 | 29.1– 33.5 3/5 | 9.1– 12.8 0/2 | 5.3– 8.9 0/2 | – | – | – | – | 6.9 | |
| CESOP–UCP Seat projection | 9–11 Sep 2021 | 623 | 33 4/5 | 29 3/5 | 13 1/2 | 9 0/1 | 5 0 | 2 0 | 5 0 | 4 0 | 4 | |
| ICS/ISCTE | 25 Jun–10 Jul 2021 | 605 | 34 | 33 | 11 | 11 | — | 3 | 5 | 3 | 1 | |
| 2017 local election | 1 Oct 2017 | — | 31.5 4 | 30.8 4 | 16.6 2 [lower-alpha 1] | 9.6 1 | 3.9 0 | — | — | 7.5 0 | 0.7 | |
Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS A MPT PDR | CDU | BE | PAN | IL | CH | O | Lead | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 43.9 7 | 24.6 3 | 9.9 1 | 5.3 0 | 3.1 0 | 2.8 0 | 5.4 0 | 5.0 0 | 19.3 | |||||
| CESOP–UCP | 26 Sep 2021 | 1,766 | 42–46 6/8 | 23–27 3/4 | 8–11 1 | 5–7 0/1 | 2–5 0 | 1–3 0 | 5–7 0 | 2–6 0 | 19 | |||||
| Intercampus | 26 Sep 2021 | 4,195 | 42.1– 46.9 6/8 | 21.9– 25.9 2/4 | 8.1– 11.7 1 | 4.6– 7.6 0/2 | – | – | – | – | 20.2– 21.0 | |||||
| CESOP–UCP Seat projection | 12–13 Sep 2021 | 685 | 43 5/8 | 22 2/3 | 11 1/2 | 5 0/1 | 3 0 | 4 0 | 3 0 | 9 0 | 21 | |||||
| Aximage | 26–31 Aug 2021 | 452 | 50 | 22 | 7 | 2 | 2 | — | 2 | 15 | 28 | |||||
| ICS/ISCTE | 23–25 Aug 2021 | 600 | 41 | 30 | 8 | 5 | 2 | 2 | 3 | 9 | 11 | |||||
| 2017 local election | 1 Oct 2017 | — | 48.0 7 | 18.1 2 | 12.2 1 | 6.9 1 | 3.2 0 | — | — | 11.6 0 | 29.9 | |||||
| Polling firm/Link | Fieldwork date | Sample size | PSD | CDS | PS | CDU | PNT | O | Lead | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 56.9 3 | — | — | 8.2 0 | 29.7 2 | 5.2 | 27.2 | |||||||
| Multidados | 7–17 Sep 2021 | 290 | 66.9 | — | — | 5.7 | 18.6 | 8.8 | 48.3 | |||||||
| 2017 local election | 1 Oct 2017 | — | 54.7 3 | 20.5 1 | 15.0 1 | 5.5 0 | — | 4.3 | 34.2 | |||||||
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS PPM | PS PAN | BE | CDU | IL | CH | O/U | Lead | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 51.3 6 | 26.0 3 | 6.4 0 | 3.3 0 | 2.3 0 | 4.0 0 | 6.7 0 | 25.3 | ||
| UA-CIMAD | 10–20 Sep 2021 | 300 | 45.6 | 7.0 | 0.3 | — | 0.6 | 1.0 | 45.5 [lower-alpha 2] | 38.6 | ||
| 2017 local election | 1 Oct 2017 | — | 48.5 6 | 34.3 3 [lower-alpha 3] | 6.8 0 | 4.0 0 | — | — | 6.4 | 14.2 | ||
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS | BE | CDU | MAS | CH | TB | BTF | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-11-27 at the Wayback Machine | 26 Sep 2021 | — | 37.2 5 | 45.4 6 | 2.3 0 | 1.7 0 | 0.7 0 | 3.7 0 | 4.5 0 | [lower-alpha 4] | 4.6 | 8.2 | |
| Eurosondagem Seat projection | 6–8 Sep 2021 | 1,037 | 43.3 5/6 | 33.6 4 | 1.3 0 | 1.1 0 | 1.0 0 | 2.5 0 | 11.1 0/1 | [lower-alpha 4] | 6.1 | 9.7 | |
| 2017 local election | 1 Oct 2017 | — | 41.2 5 | 32.8 4 | 1.8 0 | 1.5 0 | 1.2 0 | — | — | 17.9 1 | 3.6 | 8.4 | |
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | IL | CH | BT | O/U | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 35.5 3 | [lower-alpha 5] | 4.8 0 | 1.1 0 | 3.1 0 | 4.7 0 | 46.5 4 | 4.3 | 11.0 | |
| Multidados | 30 Aug–7 Sep 2021 | 500 | 46.4 | [lower-alpha 5] | 2.6 | — | 1.0 | 2.6 | 22.2 | 25.2 | 24.2 | |
| Intercampus | 5–12 Aug 2021 | 407 | 35.6 | [lower-alpha 5] | 2.2 | 2.4 | 1.3 | 3.0 | 44.6 | 10.7 | 8.9 | |
| IPOM | 13–15 Jun 2021 | 456 | 47.0 | [lower-alpha 5] | 1.7 | — | 0.9 | 5.1 | 43.6 | 1.7 | 3.4 | |
| Multidados [lower-alpha 6] | 15–23 Apr 2021 | 500 | 18.4 | [lower-alpha 5] | — | 0.4 | 0.4 | 1.6 | 7.2 | 72.0 | 11.2 | |
| 35.2 | 1.6 | — | — | — | 15.6 | 47.6 | 19.6 | |||||
| 2017 local election | 1 Oct 2017 | — | 53.8 5 | 20.0 1 | 12.0 1 | 3.6 0 | — | — | — | 10.6 | 33.8 | |
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS PPM A | PS | CDU | BE | PAN | L | IL | CH | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 42.9 6 | 30.7 4 | 6.7 1 | 4.2 0 | 2.7 0 | 0.6 0 | 2.9 0 | 4.7 0 | 4.6 | 12.2 | |
| IPOM Seat projection | 13–16 Sep 2021 | 796 | 55.5 8 | 23.3 3 | 5.1 0 | 5.3 0 | 1.6 0 | 0.4 0 | 0.8 0 | 2.7 0 | 5.3 0 | 32.2 | |
| Domp | Jan 2021 [lower-alpha 7] | ? | 52.9 | 27.7 | 9.7 | 5.2 | — | — | — | — | 4.6 | 25.2 | |
| 2017 local election | 1 Oct 2017 | — | 52.1 7 | 27.9 3 | 9.6 1 | 4.8 0 | — | — | — | — | 5.6 0 | 24.2 | |
| Polling firm/Link | Fieldwork date | Sample size | PS | IPC | CDU | PSD CDS | CH | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-11-17 at the Wayback Machine | 26 Sep 2021 | — | 42.7 3 | 26.6 2 | 0.7 0 | 27.3 2 | 0.8 0 | 2.5 | 15.4 | |||
| Intercampus | 7–12 Sep 2021 | 400 | 49.5 | 16.9 | 1.2 | 25.4 | 1.8 | 5.1 | 24.1 | |||
| 2017 local election | 1 Oct 2017 | — | 50.4 4 | 45.6 3 | 1.0 0 | — | — | 3.0 | 4.8 | |||
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | U.C. | O | Lead | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 59.7 4 | 5.3 0 | 1.2 0 | 28.5 1 | 5.3 | 31.2 | ||||||||
| Multidados | 7–17 Sep 2021 | 280 | 51.6 | 33.3 | 3.3 | 8.6 | 3.2 | 18.3 | ||||||||
| 2017 local election | 1 Oct 2017 | — | 48.4 3 | 44.3 2 | 2.7 0 | — | 4.6 | 4.1 | ||||||||
Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS PPM Volt RIR A NC | CDU | CpC | PAN | IL | CH | SC | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-27 at the Wayback Machine | 26 Sep 2021 | — | 32.7 4 | 43.9 6 | 7.5 1 | 6.3 0 | 1.5 0 | 1.7 0 | 2.3 0 | [lower-alpha 8] | 4.1 0 | 11.2 |
| CESOP–UCP | 26 Sep 2021 | 3,706 | 27–31 4/5 | 42–47 5/7 | 5–7 0 | 8–11 1 | 1–2 0 | 1–3 0 | 1–3 0 | [lower-alpha 8] | 2–6 0 | 15– 16 |
| ICS/ISCTE | 26 Sep 2021 | 5,690 | 28.9– 32.9 3/5 | 43.6– 47.6 5/7 | 6.2– 9.2 1/2 | 5.2– 8.2 0/1 | – | 1.0– 3.0 0 | 1.3– 3.3 0 | [lower-alpha 8] | 3.3– 6.3 0 | 14.7 |
| Intercampus | 26 Sep 2021 | 3,653 | 28.2– 32.6 3/5 | 42.6– 47.4 5/7 | 5.8– 9.4 0/1 | 5.6– 9.2 0/1 | – | – | – | [lower-alpha 8] | – | 14.4– 14.8 |
| CESOP–UCP Seat projection | 18–19 Sep 2021 | 780 | 33 4/5 | 35 4/5 | 7 0/1 | 11 1 | 2 0 | 3 0 | 4 0 | [lower-alpha 8] | 5 0 | 2 |
| ICS/ISCTE | 31 Aug–2 Sep 2021 | 606 | 33 | 32 | 7 | 12 | — | 3 | 3 | [lower-alpha 8] | 11 | 1 |
| Aximage | 26–30 Aug 2021 | 401 | 41 | 21 | 5 | 4 | 1 | 2 | 2 | [lower-alpha 8] | 24 | 20 |
| 2017 local election | 1 Oct 2017 | — | 35.5 5 | 26.6 3 | 8.3 1 | 7.0 0 | 1.6 0 | — | — | 16.1 2 | 4.9 0 | 8.9 |
| Polling firm/Link | Fieldwork date | Sample size | PS | MCE | PSD CDS | CDU | BE | CH | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 31.2 3 | 37.9 3 | 13.9 1 | 3.9 0 | — | 9.8 0 | 3.5 | 6.7 | |||
| Eurosondagem Seat projection | 20–23 Jul 2021 | 1,000 | 51.0 4 | 22.2 3 | 8.5 0 | 3.3 0 | — | 6.6 0 | 8.4 0 | 28.8 | |||
| 2017 local election | 1 Oct 2017 | — | 48.9 4 | 29.4 3 | 13.2 0 [lower-alpha 1] | 3.0 0 | 1.3 0 | — | 4.1 | 19.5 | |||
Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDU | BE | CDS | PAN | CH | PSL | O | Lead | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-26 at the Wayback Machine | 26 Sep 2021 | — | 38.4 4 | 10.8 1 | 2.7 0 | 2.5 0 | 1.2 0 | — | — | 40.4 4 | 4.5 | 2.0 | ||||
| CESOP–UCP | 26 Sep 2021 | 2,695 | 33–37 3/4 | 8–11 0/1 | 2–4 0 | 1–3 0 | 1–2 0 | – | – | 41–46 4/5 | 3–5 | 8–9 | ||||
| Intercampus | 26 Sep 2021 | 4,195 | 36.1– 40.5 3/5 | 8.6– 12.2 0/2 | 0.9– 3.4 0/1 | – | – | – | – | 39.7– 44.5 3/5 | – | 3.6– 4.0 | ||||
| ICS/ISCTE | 26–30 Aug 2021 | 604 | 35 | 8 | 3 | — | — | — | 1 | 47 | 6 | 12 | ||||
| Eurosondagem Seat projection | 1–2 Aug 2021 | 1,048 | 34.3 4 | 8.6 0 | 1.3 0 | 3.8 0 | 1.5 0 | — | 2.8 0 | 38.0 5 | 9.7 0 | 3.7 | ||||
| 2017 local election | 1 Oct 2017 | — | 50.1 6 | 28.5 3 | 6.5 0 | 4.3 0 | 1.8 0 | — | — | — | 8.8 0 | 21.6 | ||||
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | O | Lead |
|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 32.6 2 | 63.0 3 | — | 1.0 0 | 4.6 | 30.4 |
| Multidados | 7–17 Sep 2021 | 280 | 39.9 | 43.3 | — | 2.8 | 14.0 | 3.4 |
| 2017 local election | 1 Oct 2017 | — | 49.3 3 | 34.8 2 | 10.0 0 | 1.3 0 | 4.6 | 14.5 |
| Polling firm/Link | Fieldwork date | Sample size | PS BE PAN MPT PDR | PSD CDS | CDU | IND | PTP | JPP | IL | CH | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-27 at the Wayback Machine | 26 Sep 2021 | — | 39.7 5 | 47.0 6 | 2.9 0 | — | 1.1 0 | 1.7 0 | 1.3 0 | 2.6 0 | 3.7 0 | 7.3 | |
| Eurosondagem Seat projection | 18–20 Sep 2021 | 1,073 | 42.5 5/6 | 40.9 5/6 | 2.2 0 | — | 0.3 0 | 3.2 0 | 2.6 0 | 3.0 0 | 5.3 0 | 1.6 | |
| Intercampus Seat projection | 3–20 Sep 2021 | 1,200 | 36.3 5 | 47.2 6 | 2.6 0 | — | 3.6 0 | 1.9 0 | 1.8 0 | 2.8 0 | 3.8 0 | 10.9 | |
| Aximage | 13–17 Aug 2021 | 380 | 35.3 | 55.5 | 0.6 | — | 2.7 | 0.6 | — | 4.4 | 0.9 | 20.2 | |
| Eurosondagem Seat projection | 18–20 Jul 2021 | 1,525 | 42.8 6 | 38.8 5 | 2.2 0 | — | 1.6 0 | 3.6 0 | 2.1 0 | 4.2 0 | 4.7 0 | 4.0 | |
| Intercampus | 17–26 May 2021 | 402 | 38.3 | 46.7 | 2.6 | — | 1.1 | 1.5 | 2.2 | 2.9 | 4.7 | 8.4 | |
| Eurosondagem Seat projection | 22–23 Mar 2021 | 1,520 | 42.0 5/6 | 42.0 5/6 | 1.1 0 | — | 1.0 0 | 2.0 0 | 2.5 0 | 4.2 0 | 5.2 0 | Tie | |
| Intercampus | 19–28 Feb 2021 | 406 | 37.9 | 49.1 | 2.4 | 1.0 | 0.7 | 1.0 | 2.1 | 3.4 | 2.4 | 11.2 | |
| Aximage | 6–10 Feb 2021 | 600 | 22.4 | 60.9 | 0.3 | 1.0 | 0.3 | 1.3 | 2.3 | 3.0 | 8.5 | 38.5 | |
| Eurosondagem Seat projection | 14–19 Jan 2021 | 1,220 | 44.1 6 | 42.5 5 | 2.1 0 | — | 1.0 0 | 1.1 0 | — | 2.2 0 | 7.0 0 | 1.6 | |
| 2017 local election | 1 Oct 2017 | — | 42.1 6 | 40.6 5 [lower-alpha 1] | 3.6 0 | 2.4 0 | 2.2 0 | w.PS | — | — | 9.1 0 | 1.5 | |
| Polling firm/Link | Fieldwork date | Sample size | PS BE PAN MPT PDR | PSD CDS | CDU | IND | PTP | JPP | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Intercampus | 19–28 Feb 2021 | 406 [lower-alpha 9] | 41.5 | 41.5 | 3.6 | 2.2 | 1.0 | 1.4 | 1.8 | 4.7 | 2.3 | Tie |
| 406 [lower-alpha 10] | 41.7 | 42.1 | 2.2 | 2.6 | 1.4 | 1.4 | 2.6 | 4.0 | 2.0 | 0.4 | ||
| Aximage | 6–10 Feb 2021 | 600 [lower-alpha 9] | 27.4 | 49.5 | 1.0 | 1.0 | 0.7 | 0.7 | 4.3 | 4.0 | 11.4 | 22.1 |
| 600 [lower-alpha 11] | 25.3 | 46.7 | 0.3 | 1.3 | 0.3 | 1.7 | 4.7 | 4.0 | 15.7 | 21.4 | ||
| 600 [lower-alpha 10] | 30.6 | 40.5 | 0.3 | 0.7 | 1.0 | 0.7 | 4.7 | 5.0 | 16.5 | 9.9 |
| Polling firm/Link | Fieldwork date | Sample size | PS | CDU | PSD CDS | BE | PAN | IL | CH | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-26 at the Wayback Machine | 26 Sep 2021 | — | 46.9 7 | 10.8 1 | 21.6 3 | 5.8 0 | 2.9 0 | 2.7 0 | 4.0 0 | 5.3 | 25.3 | |||
| Multidados Seat projection | 7–17 Sep 2021 | 1,000 | 55.6 7 | 12.4 1 | 21.2 3 | 4.7 0 | 1.1 0 | 1.7 0 | 2.5 0 | 0.7 | 34.4 | |||
| 2017 local election | 1 Oct 2017 | — | 45.5 6 | 15.4 2 | 11.0 1 | 3.6 0 | — | — | — | 24.5 2 | 25.6 | |||
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | BE | CDU | CH | PG | O/U | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 33.7 3 | 18.0 1 | 2.7 0 | 1.6 0 | 1.3 0 | 2.7 0 | 36.2 3 | 3.8 | 2.5 | |
| Eurosondagem Seat projection | 21–23 Jun 2021 | 1,011 | 63.8 5/6 | 21.2 1/2 | 2.2 0 | 1.1 0 | — | 3.3 0 | 3.6 0 | 4.8 0 | 42.6 | |
| Eurosondagem | Jan 2020 | 1,172 | 39.2 | 24.7 | 2.2 | 2.1 | 5.4 | — | — | 26.4 | 14.5 | |
| 2017 local election | 1 Oct 2017 | — | 61.2 5 | 23.4 2 | 5.6 0 | 3.0 0 | 2.1 0 | — | — | 4.7 | 37.8 | |
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS | CDU | CH | CDS | O | Lead | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 44.0 3 | 45.3 4 | 2.5 0 | 4.1 0 | — | 4.1 | 1.3 | |||||||
| Multidados | 7–17 Sep 2021 | 248 | 33.2 | 53.8 | 3.4 | 4.1 | — | 5.5 | 20.6 | |||||||
| 2017 local election | 1 Oct 2017 | — | 37.9 3 | 27.0 2 [lower-alpha 12] | 2.7 0 | — | 25.0 2 | 7.4 0 | 10.9 | |||||||
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDS | BE | CDU | CH | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 52.5 8 | 22.4 3 | 4.2 0 | 2.4 0 | 2.5 0 | 5.7 0 | 10.3 0 | 30.1 | |
| IPOM | 9–12 Jul 2021 | 600 | 58.7 | 19.3 | 0.7 | 2.7 | 4.0 | 10.0 | 4.7 | 39.4 | |
| 2017 local election | 1 Oct 2017 | — | 54.5 8 | 27.0 3 | 5.0 0 | 2.7 0 | 2.4 0 | — | 8.4 0 | 27.5 | |
Exit poll
| Polling firm/Link | Fieldwork date | Sample size | PS L | PSD CDS PPM MPT A | CDU | BE | PAN | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-27 at the Wayback Machine | 26 Sep 2021 | — | 33.3 7 | 34.3 7 | 10.5 2 | 6.2 1 | 2.7 0 | 4.2 0 | 4.4 0 | 4.4 0 | 1.0 |
| CESOP–UCP | 26 Sep 2021 | 4,146 | 31–35 6/8 | 32–36 6/8 | 10–13 1/2 | 5–7 1 | 2–4 0 | 3–5 0/1 | 3–5 0/1 | 2–9 0 | 1 |
| ICS/ISCTE | 26 Sep 2021 | 8,159 | 31.3– 36.3 6/8 | 30.2– 35.2 6/8 | 10.4– 13.4 2/3 | 5.7– 8.7 1/2 | 1.8– 3.8 0 | 3.2– 6.2 0/1 | 2.4– 5.4 0/1 | 1.6– 4.6 0 | 1.1 |
| Pitagórica | 26 Sep 2021 | 6,206 | 32.6– 38.6 7 | 29.3– 35.3 6/7 | 6.6– 12.6 2 | 4.2– 8.2 1 | 1.0– 5.0 0 | 3.3– 7.3 0/1 | 1.9– 5.9 0 | 2.1– 6.1 0 | 3.3– 3.7 |
| Intercampus | 26 Sep 2021 | 6,406 | 32.0– 36.4 6/8 | 31.2– 35.6 6/8 | 10.1– 13.7 1/3 | 5.5– 8.5 0/2 | 1.6– 4.6 0/1 | 2.9– 5.9 0/1 | 1.6– 4.6 0/1 | 2.5– 3.3 0 | 0.8 |
| Pitagórica Seat projection | 15–21 Sep 2021 | 600 | 40.6 8/9 | 33.1 6/7 | 7.6 1 | 4.7 0/1 | 3.2 0 | 3.2 0 | 2.1 0 | 5.5 0 | 7.5 |
| CESOP–UCP Seat projection | 16–20 Sep 2021 | 1,292 | 37 7/8 | 28 5/6 | 11 1/2 | 7 1 | 3 0 | 5 0/1 | 3 0 | 6 0 | 9 |
| Pitagórica Seat projection | 30 Aug–4 Sep 2021 | 600 | 39.8 8/9 | 32.6 6/7 | 8.5 1 | 6.8 1 | 3.8 0 | 3.0 0 | 2.8 0 | 2.7 0 | 7.2 |
| Intercampus Seat projection | 25–30 Aug 2021 | 642 | 45.2 9 | 27.0 5 | 9.7 2 | 8.5 1 | 1.8 0 | 2.1 0 | 3.2 0 | 2.5 0 | 18.2 |
| Eurosondagem Seat projection | 23–26 Aug 2021 | 2,225 | 38.6 8 | 26.9 4 | 7.7 0/2 | 6.3 0/2 | 3.3 0/1 | 6.3 0/2 | 4.8 0/2 | 6.1 0 | 11.7 |
| Aximage | 14–21 Aug 2021 | 792 | 51 | 27 | 9 | 4 | 2 | 2 | 2 | 3 | 24 |
| ICS/ISCTE | 3–18 Jul 2021 | 803 | 42 | 31 | 6 | 8 | 3 | 2 | 4 | 4 | 11 |
| Intercampus | 8–13 Apr 2021 | 611 | 46.6 | 25.7 | 7.1 | 6.6 | 0.5 | 2.3 | 6.1 | 5.1 | 20.9 |
| 2017 local election | 1 Oct 2017 | — | 42.0 8 | 31.8 6 [lower-alpha 1] | 9.6 2 | 7.1 1 | 3.0 0 | — | — | 6.5 | 10.2 |
| Polling firm/Link | Fieldwork date | Sample size | CDU | PS | PSD | BE | CDS | PAN | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-26 at the Wayback Machine | 26 Sep 2021 | — | 29.0 4 | 31.5 4 | 14.0 2 | 3.9 0 | 1.5 0 | 2.2 0 | 3.3 0 | 8.4 1 | 6.2 0 | 2.5 |
| Eurosondagem Seat projection | 8–11 Sep 2021 | 1,511 | 29.8 4 | 31.6 4 | 18.5 3 | 2.6 0 | 2.1 0 | 2.2 0 | — | 4.3 0 | 8.9 0 | 1.8 |
| 2017 local election | 1 Oct 2017 | — | 32.8 4 | 28.2 4 | 21.6 3 | 3.5 0 | 2.9 0 | 2.1 0 | — | — | 8.9 0 | 4.6 |
| Polling firm/Link | Fieldwork date | Sample size | PS | CDU | MPM | PSD | BE | CDS | CH | O | Lead | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-26 at the Wayback Machine | 26 Sep 2021 | — | 21.9 2 | 20.5 2 | 38.3 3 | 6.9 0 | 3.7 0 | 0.8 0 | 3.4 0 | 4.5 | 16.4 | |||||
| IPOM | 22–23 Jul 2021 | 468 | 33.3 | 15.7 | 30.6 | 4.6 | 9.3 | — | 3.7 | 2.8 | 2.7 | |||||
| 2017 local election | 1 Oct 2017 | — | 29.4 3 | 24.5 2 | 22.1 2 | 4.9 0 | 4.8 0 | 0.8 0 | — | 13.5 0 | 4.9 | |||||
| Polling firm/Link | Fieldwork date | Sample size | PS | SIM | PSD CDS | CDU | BE | PAN | CH | MI | O | Lead | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-27 at the Wayback Machine | 26 Sep 2021 | — | 43.6 7 | 9.9 1 | 17.3 2 | 6.6 1 | 5.7 0 | 2.7 0 | 3.8 0 | 0.9 0 | 9.5 0 | 26.3 | ||||
| Intercampus | 28 Jun–20 Jul 2021 | 601 | 42.8 | 7.0 | 11.3 | 4.3 | 6.5 | 1.1 | 5.8 | 0.7 | 20.5 [lower-alpha 13] | 31.5 | ||||
| 2017 local election | 1 Oct 2017 | — | 36.3 5 | 15.2 2 | 11.9 1 | 6.7 1 | 4.6 0 | 3.2 0 | — | — | 22.2 2 | 20.1 | ||||
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS | CDU | MMMF | O | Lead | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 48.6 3 | 14.2 0 | 1.2 0 | 32.6 2 | 3.5 | 16.0 | ||||||||
| Multidados | 7–17 Sep 2021 | 280 | 40.1 | 20.4 | 2.2 | 37.3 | — | 2.8 | ||||||||
| 2017 local election | 1 Oct 2017 | — | 61.6 4 | 21.3 1 [lower-alpha 1] | 0.9 0 | — | 3.4 | 40.3 | ||||||||
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS | CDU | CH | O | Lead | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 54.6 4 | 37.8 3 | 1.2 0 | 2.3 0 | 4.1 | 16.8 | ||||||||
| Multidados | 7–17 Sep 2021 | 280 | 41.7 | 25.2 | 6.5 | 12.9 | 13.7 | 16.5 | ||||||||
| 2017 local election | 1 Oct 2017 | — | 52.5 4 | 34.7 3 [lower-alpha 1] | 1.5 0 | — | 11.3 0 | 17.8 | ||||||||
| Polling firm/Link | Fieldwork date | Sample size | PS | CDU | PSD CDS A | BE | PAN | IL | CH | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-27 at the Wayback Machine | 26 Sep 2021 | — | 29.5 3 | 19.4 2 | 27.7 2 | 4.1 0 | 3.2 0 | 4.4 0 | 6.6 0 | 5.1 0 | 1.8 | |
| Eurosondagem Seat projection | 23–25 Aug 2021 | 720 | 44.9 4 | 18.5 1/2 | 17.2 1/2 | 4.3 0 | 2.5 0 | 2.9 0 | 4.1 0 | 5.6 0 | 26.4 | |
| 2017 local election | 1 Oct 2017 | — | 45.4 4 | 20.1 2 | 19.4 1 | 5.1 0 | 2.4 0 | — | — | 7.5 0 | 25.3 | |
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | CDU | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 57.0 3 | 33.7 2 | 4.0 0 | 0.8 0 | 4.5 | 23.3 | |||
| Multidados | 7–17 Sep 2021 | 270 | 58.7 | 26.4 | 5.3 | 9.6 | 0.0 | 32.3 | |||
| 2017 local election | 1 Oct 2017 | — | 47.8 3 | 45.0 2 | 2.8 0 | 1.1 0 | 3.3 | 2.8 | |||
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDU | BE | CDS | O | Lead | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 44.9 4 | 28.2 2 | 14.3 1 | 5.1 0 | 1.6 0 | 5.9 | 16.7 | ||
| IPOM | 29–30 Jul 2021 | 452 | 60.7 | 19.0 | 10.7 | 1.2 | — | 8.4 | 41.7 | ||
| 2017 local election | 1 Oct 2017 | — | 56.6 5 | 25.2 2 | 7.1 0 | 3.6 0 | 2.5 0 | 5.0 | 31.4 | ||
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | MOVE | CDU | CH | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 62.8 6 | 18.8 1 | 6.0 0 | 2.2 0 | 4.9 0 | 5.3 | 44.0 | |||
| IPOM | 5–6 Aug 2021 | 528 | 55.5 | 25.2 | 6.5 | 2.6 | 3.9 | 6.5 | 30.3 | |||
| 2017 local election | 1 Oct 2017 | — | 47.2 4 | 34.4 3 | 9.3 0 | 3.3 0 | — | 5.8 | 12.8 | |||
| Polling firm/Link | Fieldwork date | Sample size | CDU | PS | PSD | MIM | BE | PAN | CH | MCCP | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 31.4 4 | 23.8 3 | 8.7 1 | 2.7 0 | 4.3 0 | — | 7.8 0 | 14.3 1 | 7.0 0 | 7.6 |
| Eurosondagem Seat projection | 16–18 Jun 2021 | 1,008 | 45.9 5/6 | 22.5 2/3 | 9.6 1 | 1.1 0 | 4.2 0 | 2.1 0 | 2.5 0 | 7.3 0 | 4.8 0 | 23.4 |
| 2017 local election | 1 Oct 2017 | — | 40.7 4 | 28.3 3 | 11.7 1 [lower-alpha 14] | 8.2 1 | 6.0 0 | — | — | — | 5.1 | 12.4 |
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDU | CDS | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 55.8 4 | 33.9 3 | 3.2 0 | 1.6 0 | 2.2 0 | 3.3 | 21.9 |
| Eurosondagem Seat projection | 2–4 Sep 2021 | 710 | 64.9 5 | 25.9 2 | 1.0 0 | 0.7 0 | 4.2 0 | 3.3 0 | 39.0 |
| Aximage | 16–29 Apr 2021 | 700 | 66.0 | 25.0 | 4.0 | — | 4.0 | 1.0 | 41.0 |
| 2017 local election | 1 Oct 2017 | — | 64.8 5 | 29.0 2 | 1.3 0 | 1.1 0 | — | 3.8 0 | 35.8 |
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS RIR | CDU | BE | CH | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 60.5 6 | 30.9 3 | 1.9 0 | 1.7 0 | 2.2 0 | 2.8 | 29.6 | |||
| Eurosondagem Seat projection | 3–5 Sep 2021 | 1,037 | 50.8 5 | 35.3 4 | 1.2 0 | 1.1 0 | 4.8 0 | 6.8 0 | 15.5 | |||
| 2017 local election | 1 Oct 2017 | — | 51.9 5 | 34.8 4 | 1.5 0 | 1.1 0 | — | 10.7 0 | 17.1 | |||
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | MP | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 48.3 3 | 33.3 2 | 0.8 0 | 13.9 0 | 3.7 | 15.0 | |||
| Multidados | 7–17 Sep 2021 | 260 | 43.2 | 29.2 | 2.0 | 25.6 | 0.0 | 14.0 | |||
| 2017 local election | 1 Oct 2017 | — | 55.2 3 | 36.2 2 | 1.6 0 | — | 7.0 | 19.0 | |||
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | BE | CDS | CH | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 53.7 4 | 36.8 3 | 1.6 0 | 2.2 0 | 0.6 0 | 1.9 0 | 3.2 | 16.9 | |
| Multidados | 7–17 Sep 2021 | 290 | 46.3 | 22.4 | 2.6 | 1.1 | 4.8 | 6.9 | 15.9 | 23.9 | |
| 2017 local election | 1 Oct 2017 | — | 55.1 4 | 38.9 3 | 2.5 0 | — | — | — | 3.4 | 16.2 | |
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | BE | CDU | IL | CH | IND | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 61.1 5 | 21.0 2 | — | 2.9 0 | 1.8 0 | 3.2 0 | 3.7 0 | — | 6.3 | 40.1 |
| IPOM | 26–27 Jul 2021 | 568 | 58.6 | 29.7 | — | 0.9 | — | 5.4 | 2.7 | — | 2.7 | 28.9 |
| 2017 local election | 1 Oct 2017 | — | 46.3 5 | 11.7 1 | 6.4 0 | 2.3 0 | 1.2 0 | — | — | 24.4 3 | 7.7 0 | 21.9 |
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS | CDU | PTP | JPP | IL | O | Lead | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 54.0 3 | 37.7 2 | 0.9 0 | 0.7 0 | 3.3 0 | 1.1 0 | 2.3 | 16.3 | ||
| Eurosondagem Seat projection | 23–24 Aug 2021 | 711 | 48.8 2/3 | 40.5 2/3 | 0.8 0 | 0.9 0 | 2.8 0 | 2.0 0 | 4.2 0 | 8.3 | ||
| Intercampus | 6–17 Aug 2021 | 401 | 43.6 | 44.2 | 2.0 | 1.7 | 2.6 | 1.2 | 4.7 | 0.6 | ||
| 2017 local election | 1 Oct 2017 | — | 40.3 2 [lower-alpha 15] | 52.9 3 [lower-alpha 16] | 0.8 0 | 0.6 0 | — | — | 5.4 | 1.6 | ||
Exit poll
| Polling firm/Link | Fieldwork date | Sample size | RM | PS | PSD | CDU | BE | PAN | L | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-27 at the Wayback Machine | 26 Sep 2021 | — | 40.7 6 | 18.0 3 | 17.2 2 | 7.5 1 | 6.3 1 | 2.8 0 | 0.5 0 | 3.0 0 | 4.0 0 | 22.7 |
| CESOP–UCP | 26 Sep 2021 | 3,957 | 39–44 6/8 | 16–19 2/3 | 16–19 2/3 | 6–9 1 | 5–8 0/1 | 2–4 0 | 0–1 0 | 2–4 0 | 2–7 0 | 23– 25 |
| ICS/ISCTE | 26 Sep 2021 | 6,309 | 39.2– 44.2 5/7 | 16.5– 20.5 2/4 | 15.1– 19.1 1/3 | 5.6– 8.6 1/2 | 4.9– 7.9 1/2 | 2.0– 4.0 0 | – | 1.5– 3.5 0 | 2.3– 5.3 0 | 22.7– 23.7 |
| Pitagórica | 26 Sep 2021 | 5,390 | 39.2– 45.2 6/7 | 13.7– 19.7 2/3 | 12.2– 18.2 2 | 6.5– 10.5 1 | 5.3– 9.3 0/1 | 1.2– 5.2 0 | – | 0.8– 4.8 0 | 2.1– 6.1 0 | 25.5 |
| Intercampus | 26 Sep 2021 | 4,106 | 40.1– 44.9 6/8 | 15.5– 19.5 1/3 | 14.9– 18.9 1/3 | 5.4– 9.0 0/2 | 5.1– 8.1 0/2 | 1.24– 4.4 0 | – | 1.0– 4.0 0 | 3.5– 4.4 0 | 24.6– 25.4 |
| Pitagórica Seat projection | 15–20 Sep 2021 | 600 | 52.7 8/9 | 15.3 2 | 11.5 1/2 | 6.1 0/1 | 4.1 0 | 2.9 0 | 0.7 0 | 2.7 0 | 4.0 0 | 37.4 |
| CESOP–UCP Seat projection | 16–19 Sep 2021 | 1,041 | 45 7/8 | 17 2/3 | 14 1/3 | 7 1 | 4 0 | 3 0 | 1 0 | 3 0 | 6 0 | 28 |
| Pitagórica | 2–5 Sep 2021 | 601 | 52.8 | 15.7 | 14.0 | 5.8 | 3.5 | 2.2 | — | 1.8 | 4.2 | 37.1 |
| Aximage | 12–19 Aug 2021 | 820 | 59 | 12 | 12 | 6 | 4 | 2 | — | 1 | 4 | 47 |
| ICS/ISCTE | 26 Jun–10 Jul 2021 | 800 | 45 | 25 | 8 | 8 | 5 | 2 | 1 | 1 | 5 | 20 |
| 2017 local election | 1 Oct 2017 | — | 44.5 7 | 28.6 4 | 10.4 1 | 5.9 1 | 5.3 0 | 1.9 0 | — | — | 3.4 0 | 15.9 |
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | CH | IND | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 55.9 4 | 35.9 3 | 1.7 0 | 3.0 0 | — | 3.5 | 20.0 | |
| IPOM | 17–19 Jun 2021 | 494 | 41.7 | 45.6 | 1.9 | 1.9 | — | 8.9 | 3.9 | |
| 2017 local election | 1 Oct 2017 | — | 37.0 3 | 30.3 2 | 2.7 0 | — | 24.4 2 | 5.7 | 6.7 | |
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | BE | JPP | PPM | IL | CH | UNE | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 50.9 3 | 30.2 1 | 0.6 0 | — | — | 0.7 0 | — | — | 15.2 1 | 2.4 | 20.7 |
| Eurosondagem Seat projection | 12–13 Sep 2021 | 318 | 42.0 2/3 | 44.2 2/3 | 1.9 0 | — | — | 1.9 0 | — | — | 5.2 0 | 4.8 0 | 2.2 |
| Intercampus | 15–23 Apr 2021 | 404 | 31.9 | 30.1 | 0.7 | 1.4 | 2.8 | 2.1 | 0.4 | 1.1 | 20.6 | 8.9 | 1.8 |
| 2017 local election | 1 Oct 2017 | — | 41.6 2 [lower-alpha 1] | 37.0 2 | 2.8 0 | 1.5 0 | — | — | — | — | — | 17.0 1 | 4.6 |
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | CDS | BE | NC | CH | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-10-04 at the Wayback Machine | 26 Sep 2021 | — | 46.3 3 | 47.9 4 | 0.5 0 | 1.2 0 | 0.6 0 | 0.2 0 | 0.8 0 | 2.5 | 1.6 | |||
| IPOM | 10–13 Sep 2021 | 592 | 53.5 | 39.1 | 1.5 | 2.1 | 2.1 | 0.3 | 0.8 | 0.8 | 14.4 | |||
| 2017 local election | 1 Oct 2017 | — | 43.5 4 | 42.5 3 | 0.9 0 | — | — | — | — | 13.1 0 | 1.0 | |||
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD | CDU | CDS | CH | JÁ! | JF | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 28.9 2 | 27.3 1 | 1.4 0 | 7.9 0 | 1.0 0 | 27.3 2 | 3.0 0 | 3.3 | 1.6 |
| Multidados | 7–17 Sep 2021 | 260 | 12.0 | 48.2 | 2.3 | 4.1 | 8.4 | 18.5 | 6.5 | 0.0 | 29.7 |
| 2017 local election | 1 Oct 2017 | — | 53.3 3 | 39.8 2 | 2.4 0 | — | — | — | — | 4.5 | 13.5 |
| Polling firm/Link | Fieldwork date | Sample size | JPP | PSD CDS | PS | PTP | CDU | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 54.1 5 | 28.0 2 | 7.6 0 | 1.7 0 | 1.7 0 | 1.0 0 | 2.3 0 | 3.6 0 | 26.1 |
| Eurosondagem Seat projection | 4–6 Sep 2021 | 718 | 59.8 6 | 18.8 1 | 7.3 0 | 1.9 0 | 1.0 0 | 2.5 0 | 3.6 0 | 5.1 0 | 40.0 |
| 2017 local election | 1 Oct 2017 | — | 60.0 6 | 21.9 1 [lower-alpha 1] | 6.9 0 | 2.5 0 | 1.5 0 | — | — | 7.2 0 | 38.1 |
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS | CDU | O | Lead | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 57.3 3 | 35.2 2 | 2.2 0 | 5.3 | 22.1 | ||||
| Multidados | 7–17 Sep 2021 | 270 | 62.1 | 30.9 | 2.6 | 4.4 | 31.2 | ||||
| 2017 local election | 1 Oct 2017 | — | 62.6 3 | 31.8 2 [lower-alpha 1] | 2.1 0 | 3.5 | 30.8 | ||||
| Polling firm/Link | Fieldwork date | Sample size | CDS | PSD | PS | CDU | O | Lead |
|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 58.1 4 | 27.1 1 | 10.7 0 | 0.9 0 | 3.2 0 | 31.0 |
| Eurosondagem Seat projection | 30–31 Aug 2021 | 525 | 53.8 4 | 26.4 1 | 4.2 0 | 1.9 0 | 13.7 0 | 27.4 |
| Intercampus | 16–24 Jun 2021 | 445 | 63.5 | 14.7 | 18.6 | 1.3 | 2.0 | 44.9 |
| 2017 local election | 1 Oct 2017 | — | 60.5 4 | 22.4 1 | 3.6 0 | 1.8 0 | 11.7 0 | 38.1 |
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | CDS | BE | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 37.4 4 | 33.3 4 | 7.2 0 | 2.6 0 | 4.2 0 | 2.1 0 | 7.9 1 | 5.3 0 | 4.1 |
| Pitagórica | 24 May–20 Jun 2021 | 669 | 46.5 | 34.9 | 7.1 | — | 4.7 | 1.4 | 3.1 | 2.3 | 11.6 |
| 2017 local election | 1 Oct 2017 | — | 43.2 5 | 34.1 4 | 7.6 0 | 5.4 0 | 4.1 0 | — | — | 5.6 0 | 9.1 |
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS IL | CDU | BE | NC | CH | O | Lead | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 51.6 4 | 32.1 3 | 4.6 0 | 3.9 0 | 1.1 0 | 2.8 0 | 4.0 | 19.5 | ||||
| Intercampus Seat projection | 15–20 Sep 2021 | 401 | 51.4 5 | 30.6 2 | 4.4 0 | 4.0 0 | 0.7 0 | 3.3 0 | 5.6 0 | 20.8 | ||||
| Eurosondagem Seat projection | 17–19 Sep 2021 | 725 | 56.1 5 | 28.4 2 | 4.7 0 | 3.1 0 | 2.5 0 | 1.9 0 | 3.3 0 | 27.7 | ||||
| 2017 local election | 1 Oct 2017 | — | 55.4 5 | 32.2 2 | 4.0 0 | 2.4 0 | — | — | 4.1 0 | 23.2 | ||||
| Polling firm/Link | Fieldwork date | Sample size | PNT | PSD CDS | CDU | O | Lead | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 58.5 3 | 35.2 2 | 1.8 0 | 4.5 | 23.3 | ||||
| Multidados | 7–17 Sep 2021 | 260 | 60.8 | 36.5 | 2.7 | 0.0 | 24.3 | ||||
| 2017 local election | 1 Oct 2017 | — | 54.1 3 | 40.3 2 | 1.8 0 | 3.9 | 13.8 | ||||
| Polling firm/Link | Fieldwork date | Sample size | CDU | PS | PSD | BE | PAN | CDS PDR A MPT | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 37.7 5 | 30.9 4 | 9.3 1 | 4.3 0 | 2.8 0 | 1.5 0 | 1.8 0 | 8.1 1 | 3.6 | 6.8 |
| Eurosondagem Seat projection | 19–22 Aug 2021 | 1,037 | 37.3 5 | 32.0 4/5 | 11.6 1 | 7.3 0/1 | — | 1.9 0 | 2.5 0 | 2.1 0 | 5.3 0 | 5.3 |
| 2017 local election | 1 Oct 2017 | — | 36.5 5 | 31.4 4 | 11.8 1 | 7.5 1 | 4.1 0 | 2.8 0 | — | — | 5.8 0 | 5.1 |
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | O | Lead | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 81.9 5 | 9.4 0 | 4.0 0 | 4.8 | 72.5 | ||||
| Multidados | 7–17 Sep 2021 | 260 | 69.7 | 24.1 | 2.8 | 3.4 | 45.6 | ||||
| 2017 local election | 1 Oct 2017 | — | 71.9 4 | 18.2 1 | 0.5 0 | 9.5 0 | 53.7 | ||||
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS A MPT PDR PPM RIR | CDU | BE | PAN | NC | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-26 at the Wayback Machine | 26 Sep 2021 | — | 35.3 5 | 27.5 4 | 9.0 1 | 5.8 0 | 3.3 0 | 3.0 0 | 2.7 0 | 9.1 1 | 4.4 | 7.8 |
| Eurosondagem Seat projection | 20–22 Sep 2021 | 759 | 43.2 6 | 26.9 4 | 7.5 1 | 4.6 0 | 2.9 0 | 2.8 0 | 4.2 0 | 4.3 0 | 3.6 | 16.3 |
| 2017 local election | 1 Oct 2017 | — | 43.1 6 | 29.0 4 | 9.4 1 | 6.3 0 | 3.7 0 | 1.1 0 | — | — | 7.5 0 | 14.1 |
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | CH | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 69.9 4 | 18.6 1 | 0.9 0 | 4.4 0 | 6.2 | 51.3 | |||
| Multidados | 7–17 Sep 2021 | 260 | 51.2 | 26.6 | — | 22.2 | 0.0 | 24.6 | |||
| 2017 local election | 1 Oct 2017 | — | 57.7 3 | 38.3 2 | 0.9 0 | — | 3.1 | 19.4 | |||
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | MCAT | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 59.7 3 | — | 2.6 0 | 33.8 2 | 3.9 | 25.9 | |||
| Multidados | 7–17 Sep 2021 | 270 | 68.0 | — | 2.2 | 29.8 | 0.0 | 38.2 | |||
| 2017 local election | 1 Oct 2017 | — | 62.3 3 [lower-alpha 1] | 30.9 2 | 2.3 0 | — | 4.6 | 31.4 | |||
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | O | Lead | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 52.1 3 | 42.2 2 | 1.1 0 | 4.6 0 | 9.9 | ||||
| Multidados | 7–17 Sep 2021 | 270 | 47.7 | 42.7 | 2.4 | 7.2 | 5.0 | ||||
| 2017 local election | 1 Oct 2017 | — | 56.7 3 | 36.1 2 | 2.0 0 | 5.2 | 20.6 | ||||
| Polling firm/Link | Fieldwork date | Sample size | PS | CDU | PSD CDS MPT PPM | BE | PAN | CH | O | Lead | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 39.6 5 | 21.9 3 | 14.8 2 | 6.0 0 | 3.9 0 | 8.5 1 | 5.2 | 17.7 | ||
| Pitagórica Seat projection | 30 Jul–3 Aug 2021 | 402 | 36.5 5 | 31.2 4 | 10.2 1 | 7.0 0/1 | 3.5 0 | 6.3 0/1 | 5.3 0 | 5.3 | ||
| 2017 local election | 1 Oct 2017 | — | 39.1 5 | 30.5 4 | 13.6 1 | 7.0 1 | 3.9 0 | — | 5.9 0 | 8.6 | ||
| Polling firm/Link | Fieldwork date | Sample size | PSD CDS | PS | CDU | BE | PAN | IL | CH | O | Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-11-17 at the Wayback Machine | 26 Sep 2021 | — | 52.9 7 | 32.2 4 | 2.4 0 | 1.9 0 | 1.6 0 | 2.3 0 | 2.8 0 | 3.9 | 20.7 | |
| Eurosondagem Seat projection | 16–18 Sep 2021 | 1,035 | 41.8 5/6 | 42.8 5/6 | 2.2 0 | 1.1 0 | 2.8 0 | 2.1 0 | 3.1 0 | 4.1 | 1.0 | |
| 2017 local election | 1 Oct 2017 | — | 67.7 8 | 23.5 3 | 2.9 0 | 2.5 0 | — | — | — | 3.4 | 44.2 | |
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDU | O | Lead | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 51.3 3 | 38.6 2 | 1.7 0 | 8.4 0 | 12.7 | ||||
| Multidados | 7–17 Sep 2021 | 260 | 52.3 | 33.6 | 2.6 | 11.5 | 18.7 | ||||
| 2017 local election | 1 Oct 2017 | — | 50.5 3 | 29.0 2 | 1.0 0 | 19.5 0 | 21.5 | ||||
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS PPM | BE | CDU | PAN | L | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 57.8 9 | 17.6 2 | 4.6 0 | 4.8 0 | 2.7 0 | 0.5 0 | 3.0 0 | 4.2 0 | 4.8 0 | 40.2 |
| IPOM | 31 Aug–4 Sep 2021 | 798 | 62.1 | 16.0 | 4.6 | 4.6 | 1.5 | 1.5 | 1.2 | 3.1 | 5.4 | 46.1 |
| 2017 local election | 1 Oct 2017 | — | 61.7 9 | 20.3 2 | 5.2 0 | 4.5 0 | 2.6 0 | — | — | — | 5.8 0 | 41.4 |
| Polling firm/Link | Fieldwork date | Sample size | PS | PSD CDS A | BE | CDU | CH | O | Lead | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 58.4 5 | 28.7 2 | 2.7 0 | 2.1 0 | 4.2 0 | 3.9 | 29.7 | |||
| Eurosondagem | 16–18 Sep 2021 | 808 | 57.8 | 27.3 | 2.5 | 3.3 | 2.3 | 6.8 | 30.5 | |||
| Aximage | 13–18 Sep 2021 | 711 | 66 | 19 | 2 | 2 | 4 | 7 | 47 | |||
| Multidados | 7–17 Sep 2021 | 521 | 56.6 | 27.2 | 3.5 | 3.8 | 4.7 | 4.2 | 29.4 | |||
| 2017 local election | 1 Oct 2017 | — | 64.4 7 | 29.1 2 | 1.6 0 | 1.4 0 | — | 3.5 0 | 35.3 | |||
| Polling firm/Link | Fieldwork date | Sample size | PSD | PS | CDS | BE | CDU | PAN | IL | CH | O | Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 local election Archived 2021-09-29 at the Wayback Machine | 26 Sep 2021 | — | 46.7 5 | 38.3 4 | 2.0 0 | 2.0 0 | 1.2 0 | 1.3 0 | 2.0 0 | 3.0 0 | 3.5 | 8.4 |
| Eurosondagem Seat projection | 4–6 Sep 2021 | 1,018 | 52.0 6 | 25.5 3 | 3.3 0 | 2.7 0 | 2.5 0 | 1.7 0 | 4.2 0 | 3.6 0 | 4.5 0 | 26.5 |
| 2017 local election | 1 Oct 2017 | — | 51.7 6 | 26.5 3 | 5.1 0 | 4.8 0 | 3.9 0 | 2.2 0 | — | — | 5.9 | 25.2 |
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