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 Alcobaça Polling firm/Link Fieldwork date Sample size PSD PS CDS CDU IL CH NC Lead 2021 local election 26 Sep 2021 43.230.05.13.53.44.64.45.813.2 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 44.021.615.37.6 12.222.4
Alijó Polling firm/Link Fieldwork date Sample size PSDCDS PS BE CDU CH Lead 2021 local election 26 Sep 2021 60.030.9 1.81.95.529.1 Multidados 7–17 Sep 2021 290 55.1 35.4 2.1 2.6 4.819.7 2017 local election 1 Oct 2017 44.738.59.32.7 4.86.2
Almada
Polling firm/Link Fieldwork date Sample size PS CDU PSDCDSPPMMPTA BE PAN IL CH Lead 2021 local election 26 Sep 2021 39.929.710.76.82.32.05.63.010.2 CESOP–UCP 26 Sep 2021 3,680 40–45 30–34 8–12 5–8 1–2 1–3 3–5 1–310–11 ICS/ISCTE 26 Sep 2021 5,317 38.3–42.3 28.3–32.3 9.0–12.0 5.4–8.4 – 1.5–3.5 3.4–6.4 3.1–6.110.0 Intercampus 26 Sep 2021 2,804 36.0–40.4 29.1–33.5 9.1–12.8 5.3–8.9 – – – –6.9 CESOP–UCP 9–11 Sep 2021 623 33 29 13 9 5 2 5 44 ICS/ISCTE 25 Jun–10 Jul 2021 605 34 33 11 11 3 5 31 2017 local election 1 Oct 2017 31.530.816.69.63.9 7.50.7
Amadora
Polling firm/Link Fieldwork date Sample size PS PSDCDSAMPTPDR CDU BE PAN IL CH Lead 2021 local election 26 Sep 2021 43.924.69.95.33.12.85.45.019.3 CESOP–UCP 26 Sep 2021 1,766 42–46 23–27 8–11 5–7 2–5 1–3 5–7 2–619 Intercampus 26 Sep 2021 4,195 42.1–46.9 21.9–25.9 8.1–11.7 4.6–7.6 – – – –20.2–21.0 CESOP–UCP 12–13 Sep 2021 685 43 22 11 5 3 4 3 921 Aximage 26–31 Aug 2021 45250 22 7 2 2 2 1528 ICS/ISCTE 23–25 Aug 2021 600 41 30 8 5 2 2 3 911 2017 local election 1 Oct 2017 48.018.112.26.93.2 11.629.9
Armamar Polling firm/Link Fieldwork date Sample size PSD CDS PS CDU PNT Lead 2021 local election 26 Sep 2021 56.9 8.229.75.227.2 Multidados 7–17 Sep 2021 290 66.9 5.7 18.6 8.848.3 2017 local election 1 Oct 2017 54.720.515.05.5 4.334.2
Aveiro Polling firm/Link Fieldwork date Sample size PSDCDSPPM PSPAN BE CDU IL CH Lead 2021 local election 26 Sep 2021 51.326.06.43.32.34.06.725.3 UA-CIMAD 10–20 Sep 2021 300 45.6 7.0 0.3 0.6 1.0 45.5 38.6 2017 local election 1 Oct 2017 48.534.36.84.0 6.414.2
Barcelos Polling firm/Link Fieldwork date Sample size PS PSDCDS BE CDU MAS CH TB BTF Lead 2021 local election 26 Sep 2021 37.2 45.42.31.70.73.74.54.68.2 Eurosondagem 6–8 Sep 2021 1,03743.3 33.6 1.3 1.1 1.0 2.5 11.1 6.1 9.7 2017 local election 1 Oct 2017 41.232.81.81.51.2 17.93.68.4
Batalha Polling firm/Link Fieldwork date Sample size PSD PS CDS CDU IL CH BT Lead 2021 local election 26 Sep 2021 35.5 4.81.13.14.7 46.54.3 11.0 Multidados 30 Aug–7 Sep 2021 500 46.4 2.6 1.0 2.6 22.2 25.2 24.2 Intercampus 5–12 Aug 2021 407 35.6 2.2 2.4 1.3 3.0 44.6 10.7 8.9 IPOM 13–15 Jun 2021 456 47.0 1.7 0.9 5.1 43.6 1.7 3.4 Multidados 15–23 Apr 2021 500 18.4 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 53.820.012.03.6 10.633.8
Braga Polling firm/Link Fieldwork date Sample size PSDCDSPPMA PS CDU BE PAN L IL CH Lead 2021 local election 26 Sep 2021 42.930.76.74.22.70.62.94.74.612.2 IPOM 13–16 Sep 2021 79655.5 23.3 5.1 5.3 1.6 0.4 0.8 2.7 5.3 32.2 Domp Jan 2021 ?52.9 27.7 9.7 5.2 4.6 25.2 2017 local election 1 Oct 2017 52.127.99.64.8 5.624.2
Cabeceiras de Basto Polling firm/Link Fieldwork date Sample size PS IPC CDU PSDCDS CH Lead 2021 local election 26 Sep 2021 42.726.60.727.30.82.515.4 Intercampus 7–12 Sep 2021 40049.5 16.9 1.2 25.4 1.8 5.1 24.1 2017 local election 1 Oct 2017 50.445.61.0 3.04.8
Carrazeda de Ansiães Polling firm/Link Fieldwork date Sample size PSD PS CDU U.C. Lead 2021 local election 26 Sep 2021 59.75.31.228.55.331.2 Multidados 7–17 Sep 2021 280 51.6 33.3 3.3 8.6 3.218.3 2017 local election 1 Oct 2017 48.444.32.7 4.64.1
Coimbra
Polling firm/Link Fieldwork date Sample size PS PSDCDSPPMVoltRIRANC CDU CpC PAN IL CH SC Lead 2021 local election 26 Sep 2021 32.743.97.56.31.51.72.34.111.2 CESOP–UCP 26 Sep 2021 3,706 27–31 42–47 5–7 8–11 1–2 1–3 1–3 2–615–16 ICS/ISCTE 26 Sep 2021 5,690 28.9–32.9 43.6–47.6 6.2–9.2 5.2–8.2 – 1.0–3.0 1.3–3.3 3.3–6.314.7 Intercampus 26 Sep 2021 3,653 28.2–32.6 42.6–47.4 5.8–9.4 5.6–9.2 – – – –14.4–14.8 CESOP–UCP 18–19 Sep 2021 780 3335 7 11 2 3 4 5 2 ICS/ISCTE 31 Aug–2 Sep 2021 606 33 32 7 12 3 3 11 1 Aximage 26–30 Aug 2021 401 41 21 5 4 1 2 2 24 20 2017 local election 1 Oct 2017 35.526.68.37.01.6 16.14.98.9
Elvas Polling firm/Link Fieldwork date Sample size PS MCE PSDCDS CDU BE CH Lead 2021 local election 26 Sep 2021 31.2 37.913.93.9 9.83.5 6.7 Eurosondagem 20–23 Jul 2021 1,000 51.0 22.2 8.5 3.3 6.6 8.428.8 2017 local election 1 Oct 2017 48.929.413.23.01.3 4.119.5
Figueira da Foz
Polling firm/Link Fieldwork date Sample size PS PSD CDU BE CDS PAN CH PSL Lead 2021 local election 26 Sep 2021 38.410.82.72.51.2 40.44.5 2.0 CESOP–UCP 26 Sep 2021 2,695 33–37 8–11 2–4 1–3 1–2 – –41–46 3–58–9 Intercampus 26 Sep 2021 4,195 36.1–40.5 8.6–12.2 0.9–3.4 – – – –39.7–44.5 –3.6–4.0 ICS/ISCTE 26–30 Aug 2021 604 35 8 3 147 612 Eurosondagem 1–2 Aug 2021 1,048 34.3 8.6 1.3 3.8 1.5 2.838.0 9.73.7 2017 local election 1 Oct 2017 50.128.56.54.31.8 8.821.6
Freixo de Espada à Cinta Polling firm/Link Fieldwork date Sample size PSD PS CDS CDU Lead 2021 local election 26 Sep 2021 32.6 63.0 1.04.630.4 Multidados 7–17 Sep 2021 280 39.9 43.3 2.8 14.03.4 2017 local election 1 Oct 2017 49.334.810.01.34.614.5
Funchal Polling firm/Link Fieldwork date Sample size PSBEPANMPTPDR PSDCDS CDU IND PTP JPP IL CH Lead2021 local election 26 Sep 2021 39.747.02.9 1.11.71.32.63.77.3 Eurosondagem 18–20 Sep 2021 1,073 42.5 40.9 2.2 0.3 3.2 2.6 3.0 5.3 1.6 Intercampus 3–20 Sep 2021 1,20036.347.2 2.6 3.6 1.9 1.8 2.8 3.8 10.9 Aximage 13–17 Aug 2021 38035.355.5 0.6 2.7 0.6 4.4 0.9 20.2 Eurosondagem 18–20 Jul 2021 1,525 42.8 38.8 2.2 1.6 3.6 2.1 4.2 4.7 4.0 Intercampus 17–26 May 2021 40238.346.7 2.6 1.1 1.5 2.2 2.9 4.7 8.4 Eurosondagem 22–23 Mar 2021 1,52042.042.0 1.1 1.0 2.0 2.5 4.2 5.2 Tie Intercampus 19–28 Feb 2021 40637.949.1 2.4 1.0 0.7 1.0 2.1 3.4 2.4 11.2 Aximage 6–10 Feb 2021 60022.460.9 0.3 1.0 0.3 1.3 2.3 3.0 8.5 38.5 Eurosondagem 14–19 Jan 2021 1,220 44.1 42.5 2.1 1.0 1.1 2.2 7.0 1.62017 local election 1 Oct 2017 42.140.63.62.42.2 9.11.5
Polling firm/Link Fieldwork date Sample size PSBEPANMPTPDR PSDCDS CDU IND PTP JPP IL CH Lead Intercampus 19–28 Feb 2021 40641.541.5 3.6 2.2 1.0 1.4 1.8 4.7 2.3 Tie 40641.742.1 2.2 2.6 1.4 1.4 2.6 4.0 2.0 0.4 Aximage 6–10 Feb 2021 60027.449.5 1.0 1.0 0.7 0.7 4.3 4.0 11.4 22.1 60025.346.7 0.3 1.3 0.3 1.7 4.7 4.0 15.7 21.4 60030.640.5 0.3 0.7 1.0 0.7 4.7 5.0 16.5 9.9
Gondomar Polling firm/Link Fieldwork date Sample size PS CDU PSDCDS BE PAN IL CH Lead 2021 local election 26 Sep 2021 46.910.821.65.82.92.74.05.325.3 Multidados 7–17 Sep 2021 1,000 55.6 12.4 21.2 4.7 1.1 1.7 2.5 0.7 34.4 2017 local election 1 Oct 2017 45.515.411.03.6 24.525.6
Guarda Polling firm/Link Fieldwork date Sample size PSD PS CDS BE CDU CH PG Lead 2021 local election 26 Sep 2021 33.718.02.71.61.32.7 36.23.8 2.5 Eurosondagem 21–23 Jun 2021 1,011 63.8 21.2 2.2 1.1 3.3 3.6 4.8 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 61.223.45.63.02.1 4.737.8
Lamego Polling firm/Link Fieldwork date Sample size PS PSDCDS CDU CH CDS Lead 2021 local election 26 Sep 2021 44.0 45.32.54.1 4.11.3 Multidados 7–17 Sep 2021 248 33.2 53.8 3.4 4.1 5.520.6 2017 local election 1 Oct 2017 37.927.02.7 25.07.410.9
Leiria Polling firm/Link Fieldwork date Sample size PS PSD CDS BE CDU CH Lead 2021 local election 26 Sep 2021 52.522.44.22.42.55.710.330.1 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 54.527.05.02.72.4 8.427.5
Lisbon
Polling firm/Link Fieldwork date Sample size PSL PSDCDSPPMMPTA CDU BE PAN IL CH Lead 2021 local election 26 Sep 2021 33.334.310.56.22.74.24.44.41.0 CESOP–UCP 26 Sep 2021 4,146 31–3532–36 10–13 5–7 2–4 3–5 3–5 2–91 ICS/ISCTE 26 Sep 2021 8,15931.3–36.3 30.2–35.2 10.4–13.4 5.7–8.7 1.8–3.8 3.2–6.2 2.4–5.4 1.6–4.61.1 Pitagórica 26 Sep 2021 6,20632.6–38.6 29.3–35.3 6.6–12.6 4.2–8.2 1.0–5.0 3.3–7.3 1.9–5.9 2.1–6.13.3–3.7 Intercampus 26 Sep 2021 6,40632.0–36.4 31.2–35.6 10.1–13.7 5.5–8.5 1.6–4.6 2.9–5.9 1.6–4.6 2.5–3.30.8 Pitagórica 15–21 Sep 2021 600 40.6 33.1 7.6 4.7 3.2 3.2 2.1 5.57.5 CESOP–UCP 16–20 Sep 2021 1,292 37 28 11 7 3 5 3 69 Pitagórica 30 Aug–4 Sep 2021 600 39.8 32.6 8.5 6.8 3.8 3.0 2.8 2.77.2 Intercampus 25–30 Aug 2021 642 45.2 27.0 9.7 8.5 1.8 2.1 3.2 2.518.2 Eurosondagem 23–26 Aug 2021 2,225 38.6 26.9 7.7 6.3 3.3 6.3 4.8 6.111.7 Aximage 14–21 Aug 2021 792 51 27 9 4 2 2 2 324 ICS/ISCTE 3–18 Jul 2021 803 42 31 6 8 3 2 4 411 Intercampus 8–13 Apr 2021 611 46.6 25.7 7.1 6.6 0.5 2.3 6.1 5.120.9 2017 local election 1 Oct 2017 42.031.89.67.13.0 6.510.2
Loures Polling firm/Link Fieldwork date Sample size CDU PS PSD BE CDS PAN IL CH Lead 2021 local election 26 Sep 2021 29.031.514.03.91.52.23.38.46.22.5 Eurosondagem 8–11 Sep 2021 1,511 29.8 31.6 18.5 2.6 2.1 2.2 4.3 8.9 1.8 2017 local election 1 Oct 2017 32.828.221.63.52.92.1 8.94.6
Marinha Grande Polling firm/Link Fieldwork date Sample size PS CDU MPM PSD BE CDS CH Lead 2021 local election 26 Sep 2021 21.920.5 38.36.93.70.83.44.5 16.4 IPOM 22–23 Jul 2021 468 33.3 15.7 30.6 4.6 9.3 3.7 2.82.7 2017 local election 1 Oct 2017 29.424.522.14.94.80.8 13.54.9
Matosinhos Polling firm/Link Fieldwork date Sample size PS SIM PSDCDS CDU BE PAN CH MI Lead 2021 local election 26 Sep 2021 43.69.917.36.65.72.73.80.99.526.3 Intercampus 28 Jun–20 Jul 2021 60142.8 7.0 11.3 4.3 6.5 1.1 5.8 0.7 20.531.5 2017 local election 1 Oct 2017 36.315.211.96.74.63.2 22.220.1
Mesão Frio Polling firm/Link Fieldwork date Sample size PS PSDCDS CDU Lead 2021 local election 26 Sep 2021 48.614.21.232.63.516.0 Multidados 7–17 Sep 2021 280 40.1 20.4 2.2 37.3 2.8 2017 local election 1 Oct 2017 61.621.30.9 3.440.3
Moimenta da Beira Polling firm/Link Fieldwork date Sample size PS PSDCDS CDU CH Lead 2021 local election 26 Sep 2021 54.637.81.22.34.116.8 Multidados 7–17 Sep 2021 280 41.7 25.2 6.5 12.9 13.716.5 2017 local election 1 Oct 2017 52.534.71.5 11.317.8
Montijo Polling firm/Link Fieldwork date Sample size PS CDU PSDCDSA BE PAN IL CH Lead 2021 local election 26 Sep 2021 29.519.427.74.13.24.46.65.11.8 Eurosondagem 23–25 Aug 2021 720 44.9 18.5 17.2 4.3 2.5 2.9 4.1 5.6 26.4 2017 local election 1 Oct 2017 45.420.119.45.12.4 7.525.3
Murça Polling firm/Link Fieldwork date Sample size PSD PS CDS CDU Lead 2021 local election 26 Sep 2021 57.033.74.00.84.523.3 Multidados 7–17 Sep 2021 270 58.7 26.4 5.3 9.6 0.0 32.3 2017 local election 1 Oct 2017 47.845.02.81.13.32.8
Nazaré Polling firm/Link Fieldwork date Sample size PS PSD CDU BE CDS Lead 2021 local election 26 Sep 2021 44.928.214.35.11.65.916.7 IPOM 29–30 Jul 2021 452 60.7 19.0 10.7 1.2 8.4 41.7 2017 local election 1 Oct 2017 56.625.27.13.62.55.031.4
Ourém Polling firm/Link Fieldwork date Sample size PSDCDS PS CDU CH Lead 2021 local election 26 Sep 2021 62.818.86.02.24.95.344.0 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 47.234.49.33.3 5.812.8
Palmela Polling firm/Link Fieldwork date Sample size CDU PS PSD MIM BE PAN CH Lead 2021 local election 26 Sep 2021 31.423.88.72.74.3 7.814.37.07.6 Eurosondagem 16–18 Jun 2021 1,00845.9 22.5 9.6 1.1 4.2 2.1 2.5 7.3 4.823.4 2017 local election 1 Oct 2017 40.728.311.78.26.0 5.112.4
Paços de Ferreira