Opinion Poll by SocioMétrica for El Español, 1–9 December 2017
Voting Intentions | Seats | Coalitions | Technical Information
Voting Intentions

Confidence Intervals
| Party | Last Result | Poll Result | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|
| Esquerra Republicana de Catalunya–Catalunya Sí | 39.6% | 21.4% | 19.8–23.0% | 19.4–23.5% | 19.0–23.9% | 18.3–24.7% |
| Junts per Catalunya | 39.6% | 21.3% | 19.8–22.9% | 19.3–23.4% | 18.9–23.8% | 18.2–24.6% |
| Ciutadans–Partido de la Ciudadanía | 17.9% | 21.2% | 19.7–22.8% | 19.2–23.3% | 18.9–23.7% | 18.2–24.5% |
| Partit dels Socialistes de Catalunya (PSC-PSOE) | 12.7% | 14.1% | 12.8–15.5% | 12.5–15.9% | 12.1–16.3% | 11.6–17.0% |
| Catalunya en Comú | 8.9% | 8.2% | 7.2–9.3% | 6.9–9.7% | 6.7–10.0% | 6.3–10.5% |
| Partit Popular | 8.5% | 6.1% | 5.3–7.1% | 5.0–7.4% | 4.8–7.7% | 4.5–8.2% |
| Candidatura d’Unitat Popular | 8.2% | 5.9% | 5.1–6.9% | 4.8–7.2% | 4.7–7.5% | 4.3–8.0% |
Note: The poll result column reflects the actual value used in the calculations. Published results may vary slightly, and in addition be rounded to fewer digits.
Seats

Confidence Intervals
| Party | Last Result | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|
| Esquerra Republicana de Catalunya–Catalunya Sí | 20 | 32 | 30–35 | 29–36 | 29–37 | 28–38 |
| Junts per Catalunya | 29 | 32 | 30–35 | 29–36 | 29–37 | 27–38 |
| Ciutadans–Partido de la Ciudadanía | 25 | 29 | 26–31 | 26–32 | 25–32 | 25–34 |
| Partit dels Socialistes de Catalunya (PSC-PSOE) | 16 | 17 | 16–21 | 16–22 | 15–22 | 15–23 |
| Catalunya en Comú | 11 | 9 | 8–11 | 8–11 | 7–12 | 6–12 |
| Partit Popular | 11 | 7 | 5–9 | 5–9 | 5–10 | 5–10 |
| Candidatura d’Unitat Popular | 10 | 8 | 5–9 | 5–9 | 5–9 | 3–10 |
Esquerra Republicana de Catalunya–Catalunya Sí
For a full overview of the results for this party, see the Esquerra Republicana de Catalunya–Catalunya Sí page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 20 | 0% | 100% | Last Result |
| 21 | 0% | 100% | |
| 22 | 0% | 100% | |
| 23 | 0% | 100% | |
| 24 | 0% | 100% | |
| 25 | 0% | 100% | |
| 26 | 0.1% | 100% | |
| 27 | 0.3% | 99.8% | |
| 28 | 0.9% | 99.6% | |
| 29 | 5% | 98.7% | |
| 30 | 14% | 93% | |
| 31 | 11% | 79% | |
| 32 | 28% | 68% | Median |
| 33 | 12% | 40% | |
| 34 | 10% | 29% | |
| 35 | 10% | 18% | |
| 36 | 5% | 8% | |
| 37 | 2% | 3% | |
| 38 | 0.9% | 1.0% | |
| 39 | 0.1% | 0.1% | |
| 40 | 0% | 0% |
Junts per Catalunya
For a full overview of the results for this party, see the Junts per Catalunya page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 26 | 0.2% | 100% | |
| 27 | 0.3% | 99.8% | |
| 28 | 1.1% | 99.4% | |
| 29 | 6% | 98% | Last Result |
| 30 | 16% | 92% | |
| 31 | 11% | 77% | |
| 32 | 29% | 66% | Median |
| 33 | 11% | 37% | |
| 34 | 9% | 26% | |
| 35 | 9% | 16% | |
| 36 | 4% | 7% | |
| 37 | 2% | 3% | |
| 38 | 0.8% | 0.9% | |
| 39 | 0.1% | 0.1% | |
| 40 | 0% | 0% |
Ciutadans–Partido de la Ciudadanía
For a full overview of the results for this party, see the Ciutadans–Partido de la Ciudadanía page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 23 | 0.1% | 100% | |
| 24 | 0.2% | 99.9% | |
| 25 | 3% | 99.7% | Last Result |
| 26 | 14% | 97% | |
| 27 | 16% | 83% | |
| 28 | 14% | 68% | |
| 29 | 14% | 54% | Median |
| 30 | 18% | 39% | |
| 31 | 15% | 21% | |
| 32 | 4% | 6% | |
| 33 | 2% | 2% | |
| 34 | 0.5% | 0.6% | |
| 35 | 0.1% | 0.1% | |
| 36 | 0% | 0% |
Partit dels Socialistes de Catalunya (PSC-PSOE)
For a full overview of the results for this party, see the Partit dels Socialistes de Catalunya (PSC-PSOE) page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 14 | 0.3% | 100% | |
| 15 | 4% | 99.7% | |
| 16 | 21% | 96% | Last Result |
| 17 | 26% | 75% | Median |
| 18 | 12% | 49% | |
| 19 | 16% | 37% | |
| 20 | 9% | 20% | |
| 21 | 5% | 11% | |
| 22 | 5% | 6% | |
| 23 | 1.2% | 1.3% | |
| 24 | 0.1% | 0.1% | |
| 25 | 0% | 0% |
Catalunya en Comú
For a full overview of the results for this party, see the Catalunya en Comú page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 5 | 0.1% | 100% | |
| 6 | 1.1% | 99.9% | |
| 7 | 3% | 98.8% | |
| 8 | 28% | 96% | |
| 9 | 44% | 68% | Median |
| 10 | 8% | 25% | |
| 11 | 13% | 17% | Last Result |
| 12 | 3% | 3% | |
| 13 | 0.3% | 0.5% | |
| 14 | 0.1% | 0.1% | |
| 15 | 0% | 0% |
Partit Popular
For a full overview of the results for this party, see the Partit Popular page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 3 | 0.2% | 100% | |
| 4 | 0.3% | 99.8% | |
| 5 | 12% | 99.5% | |
| 6 | 30% | 88% | |
| 7 | 21% | 58% | Median |
| 8 | 24% | 37% | |
| 9 | 9% | 13% | |
| 10 | 4% | 4% | |
| 11 | 0.1% | 0.2% | Last Result |
| 12 | 0.1% | 0.1% | |
| 13 | 0% | 0% |
Candidatura d’Unitat Popular
For a full overview of the results for this party, see the Candidatura d’Unitat Popular page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 3 | 0.8% | 100% | |
| 4 | 1.3% | 99.2% | |
| 5 | 8% | 98% | |
| 6 | 4% | 90% | |
| 7 | 12% | 86% | |
| 8 | 55% | 74% | Median |
| 9 | 18% | 19% | |
| 10 | 1.2% | 1.2% | Last Result |
| 11 | 0% | 0% |
Coalitions

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|---|
| Esquerra Republicana de Catalunya–Catalunya Sí – Junts per Catalunya – Catalunya en Comú | 60 | 74 | 99.6% | 70–77 | 70–78 | 69–79 | 68–80 |
| Esquerra Republicana de Catalunya–Catalunya Sí – Junts per Catalunya – Candidatura d’Unitat Popular | 59 | 72 | 97% | 69–75 | 68–76 | 67–77 | 66–78 |
| Esquerra Republicana de Catalunya–Catalunya Sí – Junts per Catalunya | 49 | 65 | 12% | 61–68 | 61–69 | 60–69 | 59–71 |
| Ciutadans–Partido de la Ciudadanía – Partit dels Socialistes de Catalunya (PSC-PSOE) – Catalunya en Comú – Partit Popular | 63 | 63 | 3% | 60–66 | 59–67 | 58–68 | 57–69 |
| Esquerra Republicana de Catalunya–Catalunya Sí – Partit dels Socialistes de Catalunya (PSC-PSOE) – Catalunya en Comú | 47 | 59 | 0.1% | 56–63 | 56–64 | 55–64 | 54–66 |
| Ciutadans–Partido de la Ciudadanía – Partit dels Socialistes de Catalunya (PSC-PSOE) – Partit Popular | 52 | 54 | 0% | 50–57 | 50–58 | 49–58 | 48–60 |
Esquerra Republicana de Catalunya–Catalunya Sí – Junts per Catalunya – Catalunya en Comú
| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 60 | 0% | 100% | Last Result |
| 61 | 0% | 100% | |
| 62 | 0% | 100% | |
| 63 | 0% | 100% | |
| 64 | 0% | 100% | |
| 65 | 0% | 100% | |
| 66 | 0.1% | 100% | |
| 67 | 0.3% | 99.9% | |
| 68 | 0.8% | 99.6% | Majority |
| 69 | 3% | 98.8% | |
| 70 | 7% | 96% | |
| 71 | 10% | 89% | |
| 72 | 11% | 78% | |
| 73 | 14% | 67% | Median |
| 74 | 14% | 53% | |
| 75 | 13% | 38% | |
| 76 | 12% | 25% | |
| 77 | 6% | 13% | |
| 78 | 4% | 7% | |
| 79 | 2% | 3% | |
| 80 | 0.8% | 1.1% | |
| 81 | 0.3% | 0.4% | |
| 82 | 0.1% | 0.1% | |
| 83 | 0% | 0% |
Esquerra Republicana de Catalunya–Catalunya Sí – Junts per Catalunya – Candidatura d’Unitat Popular
| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 59 | 0% | 100% | Last Result |
| 60 | 0% | 100% | |
| 61 | 0% | 100% | |
| 62 | 0% | 100% | |
| 63 | 0% | 100% | |
| 64 | 0.1% | 100% | |
| 65 | 0.3% | 99.9% | |
| 66 | 0.7% | 99.6% | |
| 67 | 2% | 98.9% | |
| 68 | 3% | 97% | Majority |
| 69 | 8% | 94% | |
| 70 | 12% | 86% | |
| 71 | 12% | 74% | |
| 72 | 15% | 62% | Median |
| 73 | 15% | 47% | |
| 74 | 12% | 32% | |
| 75 | 10% | 20% | |
| 76 | 6% | 10% | |
| 77 | 2% | 4% | |
| 78 | 1.0% | 1.4% | |
| 79 | 0.3% | 0.4% | |
| 80 | 0.1% | 0.1% | |
| 81 | 0% | 0% |
Esquerra Republicana de Catalunya–Catalunya Sí – Junts per Catalunya
| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 49 | 0% | 100% | Last Result |
| 50 | 0% | 100% | |
| 51 | 0% | 100% | |
| 52 | 0% | 100% | |
| 53 | 0% | 100% | |
| 54 | 0% | 100% | |
| 55 | 0% | 100% | |
| 56 | 0% | 100% | |
| 57 | 0.1% | 100% | |
| 58 | 0.3% | 99.9% | |
| 59 | 1.0% | 99.6% | |
| 60 | 3% | 98.6% | |
| 61 | 7% | 96% | |
| 62 | 12% | 89% | |
| 63 | 12% | 77% | |
| 64 | 14% | 66% | Median |
| 65 | 15% | 52% | |
| 66 | 13% | 37% | |
| 67 | 12% | 24% | |
| 68 | 7% | 12% | Majority |
| 69 | 3% | 5% | |
| 70 | 2% | 2% | |
| 71 | 0.6% | 0.9% | |
| 72 | 0.2% | 0.3% | |
| 73 | 0.1% | 0.1% | |
| 74 | 0% | 0% |
Ciutadans–Partido de la Ciudadanía – Partit dels Socialistes de Catalunya (PSC-PSOE) – Catalunya en Comú – Partit Popular
| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 55 | 0.1% | 100% | |
| 56 | 0.3% | 99.9% | |
| 57 | 1.0% | 99.6% | |
| 58 | 2% | 98.6% | |
| 59 | 6% | 96% | |
| 60 | 10% | 90% | |
| 61 | 12% | 80% | |
| 62 | 15% | 68% | Median |
| 63 | 15% | 53% | Last Result |
| 64 | 12% | 38% | |
| 65 | 12% | 26% | |
| 66 | 8% | 14% | |
| 67 | 3% | 6% | |
| 68 | 2% | 3% | Majority |
| 69 | 0.7% | 1.1% | |
| 70 | 0.3% | 0.4% | |
| 71 | 0.1% | 0.1% | |
| 72 | 0% | 0% |
Esquerra Republicana de Catalunya–Catalunya Sí – Partit dels Socialistes de Catalunya (PSC-PSOE) – Catalunya en Comú
| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 47 | 0% | 100% | Last Result |
| 48 | 0% | 100% | |
| 49 | 0% | 100% | |
| 50 | 0% | 100% | |
| 51 | 0% | 100% | |
| 52 | 0.1% | 100% | |
| 53 | 0.3% | 99.9% | |
| 54 | 1.0% | 99.5% | |
| 55 | 3% | 98.5% | |
| 56 | 7% | 96% | |
| 57 | 15% | 89% | |
| 58 | 13% | 74% | Median |
| 59 | 13% | 61% | |
| 60 | 13% | 47% | |
| 61 | 11% | 34% | |
| 62 | 10% | 23% | |
| 63 | 7% | 12% | |
| 64 | 3% | 5% | |
| 65 | 1.4% | 2% | |
| 66 | 0.6% | 0.9% | |
| 67 | 0.2% | 0.3% | |
| 68 | 0.1% | 0.1% | Majority |
| 69 | 0% | 0% |
Ciutadans–Partido de la Ciudadanía – Partit dels Socialistes de Catalunya (PSC-PSOE) – Partit Popular
| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 46 | 0% | 100% | |
| 47 | 0.4% | 99.9% | |
| 48 | 1.4% | 99.6% | |
| 49 | 3% | 98% | |
| 50 | 6% | 95% | |
| 51 | 10% | 89% | |
| 52 | 12% | 79% | Last Result |
| 53 | 15% | 67% | Median |
| 54 | 15% | 52% | |
| 55 | 13% | 37% | |
| 56 | 11% | 24% | |
| 57 | 8% | 14% | |
| 58 | 3% | 6% | |
| 59 | 1.4% | 2% | |
| 60 | 0.6% | 1.0% | |
| 61 | 0.3% | 0.3% | |
| 62 | 0.1% | 0.1% | |
| 63 | 0% | 0% |
Technical Information
Opinion Poll
- Polling firm: SocioMétrica
- Commissioner(s): El Español
- Fieldwork period: 1–9 December 2017
Calculations
- Sample size: 1100
- Simulations done: 8,388,608
- Error estimate: 0.69%