Opinion Poll by Pitagórica for Jornal de Notícias, 18–21 September 2019
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 | 
|---|---|---|---|---|---|---|
| Partido Socialista | 32.3% | 38.7% | 36.2–41.3% | 35.5–42.0% | 34.8–42.6% | 33.7–43.9% | 
| Partido Social Democrata | 36.9% | 26.8% | 24.6–29.2% | 24.0–29.9% | 23.4–30.5% | 22.4–31.7% | 
| Bloco de Esquerda | 10.2% | 9.7% | 8.3–11.4% | 7.9–11.9% | 7.5–12.3% | 6.9–13.2% | 
| Coligação Democrática Unitária | 8.2% | 6.8% | 5.7–8.3% | 5.3–8.8% | 5.1–9.1% | 4.6–9.9% | 
| CDS–Partido Popular | 36.9% | 5.5% | 4.5–6.9% | 4.2–7.3% | 3.9–7.6% | 3.5–8.4% | 
| Pessoas–Animais–Natureza | 1.4% | 3.2% | 2.4–4.3% | 2.2–4.6% | 2.0–4.9% | 1.7–5.5% | 
| Iniciativa Liberal | 0.0% | 1.0% | 0.6–1.8% | 0.5–2.0% | 0.5–2.2% | 0.3–2.6% | 
| Aliança | 0.0% | 1.0% | 0.6–1.8% | 0.5–2.0% | 0.5–2.2% | 0.3–2.6% | 
| Chega | 0.0% | 0.5% | 0.3–1.1% | 0.2–1.3% | 0.2–1.5% | 0.1–1.8% | 
| LIVRE | 0.7% | 0.2% | 0.1–0.7% | 0.0–0.8% | 0.0–0.9% | 0.0–1.2% | 
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 | 
|---|---|---|---|---|---|---|
| Partido Socialista | 86 | 109 | 102–116 | 100–119 | 97–123 | 95–126 | 
| Partido Social Democrata | 89 | 75 | 67–81 | 65–83 | 63–83 | 61–89 | 
| Bloco de Esquerda | 19 | 19 | 17–24 | 16–24 | 14–24 | 13–28 | 
| Coligação Democrática Unitária | 17 | 14 | 8–17 | 8–18 | 7–19 | 5–20 | 
| CDS–Partido Popular | 18 | 7 | 6–11 | 6–12 | 6–14 | 4–17 | 
| Pessoas–Animais–Natureza | 1 | 4 | 3–6 | 2–6 | 2–7 | 1–8 | 
| Iniciativa Liberal | 0 | 0 | 0 | 0–1 | 0–2 | 0–2 | 
| Aliança | 0 | 0 | 0 | 0–1 | 0–2 | 0–2 | 
| Chega | 0 | 0 | 0 | 0 | 0 | 0 | 
| LIVRE | 0 | 0 | 0 | 0 | 0 | 0–1 | 
Partido Socialista
For a full overview of the results for this party, see the Partido Socialista page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 86 | 0% | 100% | Last Result | 
| 87 | 0% | 100% | |
| 88 | 0% | 100% | |
| 89 | 0% | 100% | |
| 90 | 0% | 100% | |
| 91 | 0% | 99.9% | |
| 92 | 0% | 99.9% | |
| 93 | 0.1% | 99.9% | |
| 94 | 0.1% | 99.8% | |
| 95 | 0.2% | 99.7% | |
| 96 | 0.2% | 99.5% | |
| 97 | 3% | 99.3% | |
| 98 | 0.1% | 96% | |
| 99 | 0.4% | 96% | |
| 100 | 3% | 96% | |
| 101 | 1.2% | 93% | |
| 102 | 11% | 92% | |
| 103 | 2% | 81% | |
| 104 | 1.4% | 79% | |
| 105 | 5% | 78% | |
| 106 | 2% | 73% | |
| 107 | 16% | 71% | |
| 108 | 3% | 54% | |
| 109 | 3% | 52% | Median | 
| 110 | 8% | 48% | |
| 111 | 7% | 41% | |
| 112 | 8% | 33% | |
| 113 | 7% | 26% | |
| 114 | 2% | 18% | |
| 115 | 4% | 16% | |
| 116 | 3% | 12% | Majority | 
| 117 | 2% | 9% | |
| 118 | 2% | 8% | |
| 119 | 2% | 5% | |
| 120 | 0.2% | 4% | |
| 121 | 0.2% | 3% | |
| 122 | 0.1% | 3% | |
| 123 | 0.6% | 3% | |
| 124 | 0.1% | 2% | |
| 125 | 0.1% | 2% | |
| 126 | 2% | 2% | |
| 127 | 0% | 0.3% | |
| 128 | 0.1% | 0.3% | |
| 129 | 0% | 0.1% | |
| 130 | 0% | 0.1% | |
| 131 | 0.1% | 0.1% | |
| 132 | 0% | 0% | 
Partido Social Democrata
For a full overview of the results for this party, see the Partido Social Democrata page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 58 | 0.1% | 100% | |
| 59 | 0.2% | 99.9% | |
| 60 | 0.2% | 99.7% | |
| 61 | 0.3% | 99.5% | |
| 62 | 0.3% | 99.3% | |
| 63 | 2% | 98.9% | |
| 64 | 0.3% | 97% | |
| 65 | 4% | 96% | |
| 66 | 0.5% | 93% | |
| 67 | 3% | 92% | |
| 68 | 2% | 90% | |
| 69 | 3% | 88% | |
| 70 | 1.2% | 85% | |
| 71 | 0.8% | 83% | |
| 72 | 5% | 83% | |
| 73 | 19% | 78% | |
| 74 | 4% | 59% | |
| 75 | 6% | 56% | Median | 
| 76 | 10% | 50% | |
| 77 | 4% | 40% | |
| 78 | 12% | 36% | |
| 79 | 7% | 23% | |
| 80 | 6% | 17% | |
| 81 | 4% | 11% | |
| 82 | 1.3% | 7% | |
| 83 | 3% | 5% | |
| 84 | 0.4% | 2% | |
| 85 | 0.4% | 2% | |
| 86 | 0.3% | 1.3% | |
| 87 | 0.3% | 1.0% | |
| 88 | 0.2% | 0.7% | |
| 89 | 0.2% | 0.5% | Last Result | 
| 90 | 0% | 0.4% | |
| 91 | 0% | 0.3% | |
| 92 | 0% | 0.3% | |
| 93 | 0.2% | 0.3% | |
| 94 | 0% | 0.1% | |
| 95 | 0% | 0.1% | |
| 96 | 0% | 0% | 
Bloco de Esquerda
For a full overview of the results for this party, see the Bloco de Esquerda page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 10 | 0.1% | 100% | |
| 11 | 0.1% | 99.9% | |
| 12 | 0.2% | 99.8% | |
| 13 | 0.8% | 99.6% | |
| 14 | 1.4% | 98.8% | |
| 15 | 1.0% | 97% | |
| 16 | 4% | 96% | |
| 17 | 6% | 92% | |
| 18 | 21% | 86% | |
| 19 | 19% | 65% | Last Result, Median | 
| 20 | 4% | 46% | |
| 21 | 7% | 42% | |
| 22 | 3% | 35% | |
| 23 | 7% | 32% | |
| 24 | 23% | 25% | |
| 25 | 0.3% | 2% | |
| 26 | 0.6% | 2% | |
| 27 | 0.3% | 0.9% | |
| 28 | 0.3% | 0.6% | |
| 29 | 0.2% | 0.3% | |
| 30 | 0.1% | 0.1% | |
| 31 | 0% | 0.1% | |
| 32 | 0% | 0.1% | |
| 33 | 0% | 0% | 
Coligação Democrática Unitária
For a full overview of the results for this party, see the Coligação Democrática Unitária page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 5 | 0.6% | 100% | |
| 6 | 1.2% | 99.3% | |
| 7 | 1.0% | 98% | |
| 8 | 8% | 97% | |
| 9 | 9% | 89% | |
| 10 | 3% | 80% | |
| 11 | 4% | 77% | |
| 12 | 4% | 73% | |
| 13 | 16% | 69% | |
| 14 | 19% | 53% | Median | 
| 15 | 4% | 34% | |
| 16 | 1.1% | 30% | |
| 17 | 23% | 29% | Last Result | 
| 18 | 2% | 6% | |
| 19 | 3% | 4% | |
| 20 | 0.8% | 1.2% | |
| 21 | 0.3% | 0.4% | |
| 22 | 0.1% | 0.1% | |
| 23 | 0% | 0% | 
CDS–Partido Popular
For a full overview of the results for this party, see the CDS–Partido Popular page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 2 | 0.2% | 100% | |
| 3 | 0.1% | 99.8% | |
| 4 | 1.2% | 99.6% | |
| 5 | 0.5% | 98% | |
| 6 | 27% | 98% | |
| 7 | 27% | 71% | Median | 
| 8 | 11% | 43% | |
| 9 | 3% | 33% | |
| 10 | 19% | 30% | |
| 11 | 5% | 11% | |
| 12 | 2% | 6% | |
| 13 | 1.1% | 4% | |
| 14 | 0.8% | 3% | |
| 15 | 0.1% | 2% | |
| 16 | 1.0% | 2% | |
| 17 | 0.4% | 0.8% | |
| 18 | 0.3% | 0.4% | Last Result | 
| 19 | 0.1% | 0.1% | |
| 20 | 0% | 0% | 
Pessoas–Animais–Natureza
For a full overview of the results for this party, see the Pessoas–Animais–Natureza page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 1 | 1.1% | 100% | Last Result | 
| 2 | 5% | 98.9% | |
| 3 | 21% | 94% | |
| 4 | 44% | 73% | Median | 
| 5 | 3% | 29% | |
| 6 | 21% | 26% | |
| 7 | 4% | 5% | |
| 8 | 1.1% | 1.4% | |
| 9 | 0.3% | 0.3% | |
| 10 | 0% | 0% | 
Iniciativa Liberal
For a full overview of the results for this party, see the Iniciativa Liberal page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 0 | 94% | 100% | Last Result, Median | 
| 1 | 2% | 6% | |
| 2 | 4% | 4% | |
| 3 | 0% | 0% | 
Aliança
For a full overview of the results for this party, see the Aliança page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 0 | 94% | 100% | Last Result, Median | 
| 1 | 2% | 6% | |
| 2 | 4% | 4% | |
| 3 | 0% | 0% | 
Chega
For a full overview of the results for this party, see the Chega page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 0 | 99.9% | 100% | Last Result, Median | 
| 1 | 0.1% | 0.1% | |
| 2 | 0.1% | 0.1% | |
| 3 | 0% | 0% | 
LIVRE
For a full overview of the results for this party, see the LIVRE page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 0 | 98% | 100% | Last Result, Median | 
| 1 | 2% | 2% | |
| 2 | 0% | 0% | 
Coalitions

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval | 
|---|---|---|---|---|---|---|---|
| Partido Socialista – Bloco de Esquerda – Coligação Democrática Unitária | 122 | 143 | 100% | 137–149 | 135–152 | 134–155 | 127–157 | 
| Partido Socialista – Bloco de Esquerda | 105 | 129 | 99.4% | 123–136 | 121–141 | 120–144 | 115–146 | 
| Partido Socialista – Coligação Democrática Unitária | 103 | 124 | 80% | 115–130 | 114–132 | 111–135 | 109–139 | 
| Partido Socialista | 86 | 109 | 12% | 102–116 | 100–119 | 97–123 | 95–126 | 
| Partido Social Democrata – CDS–Partido Popular | 107 | 83 | 0% | 76–89 | 74–91 | 71–92 | 70–98 | 
Partido Socialista – Bloco de Esquerda – Coligação Democrática Unitária

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 122 | 0% | 100% | Last Result | 
| 123 | 0% | 100% | |
| 124 | 0.1% | 99.9% | |
| 125 | 0.1% | 99.9% | |
| 126 | 0.1% | 99.7% | |
| 127 | 0.1% | 99.6% | |
| 128 | 0.3% | 99.5% | |
| 129 | 0.1% | 99.2% | |
| 130 | 0.2% | 99.0% | |
| 131 | 0.5% | 98.8% | |
| 132 | 0.2% | 98% | |
| 133 | 0.6% | 98% | |
| 134 | 1.1% | 98% | |
| 135 | 2% | 96% | |
| 136 | 4% | 94% | |
| 137 | 3% | 90% | |
| 138 | 4% | 87% | |
| 139 | 12% | 83% | |
| 140 | 9% | 71% | |
| 141 | 4% | 62% | |
| 142 | 3% | 58% | Median | 
| 143 | 15% | 55% | |
| 144 | 13% | 40% | |
| 145 | 4% | 27% | |
| 146 | 4% | 23% | |
| 147 | 6% | 19% | |
| 148 | 2% | 13% | |
| 149 | 2% | 11% | |
| 150 | 0.8% | 9% | |
| 151 | 2% | 8% | |
| 152 | 2% | 6% | |
| 153 | 0.6% | 5% | |
| 154 | 0.3% | 4% | |
| 155 | 2% | 4% | |
| 156 | 0.1% | 2% | |
| 157 | 1.5% | 2% | |
| 158 | 0.1% | 0.3% | |
| 159 | 0.1% | 0.2% | |
| 160 | 0.1% | 0.1% | |
| 161 | 0% | 0.1% | |
| 162 | 0% | 0.1% | |
| 163 | 0% | 0% | 
Partido Socialista – Bloco de Esquerda

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 105 | 0% | 100% | Last Result | 
| 106 | 0% | 100% | |
| 107 | 0% | 100% | |
| 108 | 0% | 100% | |
| 109 | 0.1% | 100% | |
| 110 | 0% | 99.9% | |
| 111 | 0% | 99.9% | |
| 112 | 0.1% | 99.9% | |
| 113 | 0.1% | 99.8% | |
| 114 | 0.1% | 99.8% | |
| 115 | 0.3% | 99.7% | |
| 116 | 0.2% | 99.4% | Majority | 
| 117 | 0.1% | 99.2% | |
| 118 | 0.3% | 99.1% | |
| 119 | 0.1% | 98.8% | |
| 120 | 4% | 98.7% | |
| 121 | 0.5% | 95% | |
| 122 | 2% | 95% | |
| 123 | 4% | 93% | |
| 124 | 5% | 89% | |
| 125 | 1.1% | 84% | |
| 126 | 20% | 83% | |
| 127 | 2% | 63% | |
| 128 | 7% | 61% | Median | 
| 129 | 12% | 54% | |
| 130 | 11% | 41% | |
| 131 | 5% | 31% | |
| 132 | 3% | 25% | |
| 133 | 6% | 22% | |
| 134 | 2% | 16% | |
| 135 | 2% | 14% | |
| 136 | 4% | 12% | |
| 137 | 1.1% | 8% | |
| 138 | 1.0% | 7% | |
| 139 | 0.6% | 6% | |
| 140 | 0.4% | 6% | |
| 141 | 0.6% | 5% | |
| 142 | 1.0% | 5% | |
| 143 | 0.8% | 4% | |
| 144 | 2% | 3% | |
| 145 | 0.2% | 0.8% | |
| 146 | 0.4% | 0.6% | |
| 147 | 0.1% | 0.3% | |
| 148 | 0.1% | 0.2% | |
| 149 | 0% | 0.1% | |
| 150 | 0% | 0.1% | |
| 151 | 0% | 0.1% | |
| 152 | 0.1% | 0.1% | |
| 153 | 0% | 0% | 
Partido Socialista – Coligação Democrática Unitária

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 101 | 0% | 100% | |
| 102 | 0.1% | 99.9% | |
| 103 | 0% | 99.8% | Last Result | 
| 104 | 0% | 99.8% | |
| 105 | 0% | 99.8% | |
| 106 | 0.1% | 99.8% | |
| 107 | 0.1% | 99.7% | |
| 108 | 0.1% | 99.6% | |
| 109 | 0.6% | 99.5% | |
| 110 | 0.5% | 98.9% | |
| 111 | 2% | 98% | |
| 112 | 0.2% | 96% | |
| 113 | 0.8% | 96% | |
| 114 | 4% | 95% | |
| 115 | 12% | 91% | |
| 116 | 5% | 80% | Majority | 
| 117 | 4% | 75% | |
| 118 | 0.4% | 71% | |
| 119 | 4% | 70% | |
| 120 | 2% | 66% | |
| 121 | 2% | 64% | |
| 122 | 7% | 62% | |
| 123 | 2% | 55% | Median | 
| 124 | 15% | 53% | |
| 125 | 4% | 38% | |
| 126 | 12% | 34% | |
| 127 | 6% | 22% | |
| 128 | 3% | 17% | |
| 129 | 2% | 14% | |
| 130 | 5% | 12% | |
| 131 | 1.2% | 7% | |
| 132 | 1.4% | 5% | |
| 133 | 0.3% | 4% | |
| 134 | 1.0% | 4% | |
| 135 | 0.6% | 3% | |
| 136 | 0.2% | 2% | |
| 137 | 0.3% | 2% | |
| 138 | 0.1% | 2% | |
| 139 | 1.4% | 2% | |
| 140 | 0% | 0.1% | |
| 141 | 0% | 0.1% | |
| 142 | 0% | 0.1% | |
| 143 | 0% | 0.1% | |
| 144 | 0% | 0% | 
Partido Socialista

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 86 | 0% | 100% | Last Result | 
| 87 | 0% | 100% | |
| 88 | 0% | 100% | |
| 89 | 0% | 100% | |
| 90 | 0% | 100% | |
| 91 | 0% | 99.9% | |
| 92 | 0% | 99.9% | |
| 93 | 0.1% | 99.9% | |
| 94 | 0.1% | 99.8% | |
| 95 | 0.2% | 99.7% | |
| 96 | 0.2% | 99.5% | |
| 97 | 3% | 99.3% | |
| 98 | 0.1% | 96% | |
| 99 | 0.4% | 96% | |
| 100 | 3% | 96% | |
| 101 | 1.2% | 93% | |
| 102 | 11% | 92% | |
| 103 | 2% | 81% | |
| 104 | 1.4% | 79% | |
| 105 | 5% | 78% | |
| 106 | 2% | 73% | |
| 107 | 16% | 71% | |
| 108 | 3% | 54% | |
| 109 | 3% | 52% | Median | 
| 110 | 8% | 48% | |
| 111 | 7% | 41% | |
| 112 | 8% | 33% | |
| 113 | 7% | 26% | |
| 114 | 2% | 18% | |
| 115 | 4% | 16% | |
| 116 | 3% | 12% | Majority | 
| 117 | 2% | 9% | |
| 118 | 2% | 8% | |
| 119 | 2% | 5% | |
| 120 | 0.2% | 4% | |
| 121 | 0.2% | 3% | |
| 122 | 0.1% | 3% | |
| 123 | 0.6% | 3% | |
| 124 | 0.1% | 2% | |
| 125 | 0.1% | 2% | |
| 126 | 2% | 2% | |
| 127 | 0% | 0.3% | |
| 128 | 0.1% | 0.3% | |
| 129 | 0% | 0.1% | |
| 130 | 0% | 0.1% | |
| 131 | 0.1% | 0.1% | |
| 132 | 0% | 0% | 
Partido Social Democrata – CDS–Partido Popular

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 64 | 0% | 100% | |
| 65 | 0% | 99.9% | |
| 66 | 0.1% | 99.9% | |
| 67 | 0.1% | 99.8% | |
| 68 | 0.1% | 99.7% | |
| 69 | 0.1% | 99.6% | |
| 70 | 2% | 99.5% | |
| 71 | 0.9% | 98% | |
| 72 | 1.2% | 97% | |
| 73 | 0.4% | 96% | |
| 74 | 1.2% | 95% | |
| 75 | 3% | 94% | |
| 76 | 2% | 91% | |
| 77 | 3% | 89% | |
| 78 | 0.5% | 86% | |
| 79 | 2% | 86% | |
| 80 | 13% | 84% | |
| 81 | 4% | 71% | |
| 82 | 10% | 67% | Median | 
| 83 | 13% | 57% | |
| 84 | 4% | 44% | |
| 85 | 15% | 40% | |
| 86 | 9% | 26% | |
| 87 | 1.3% | 17% | |
| 88 | 2% | 15% | |
| 89 | 5% | 13% | |
| 90 | 1.3% | 8% | |
| 91 | 4% | 7% | |
| 92 | 0.5% | 3% | |
| 93 | 0.5% | 2% | |
| 94 | 0.5% | 2% | |
| 95 | 0.3% | 2% | |
| 96 | 0.4% | 1.2% | |
| 97 | 0.1% | 0.9% | |
| 98 | 0.3% | 0.8% | |
| 99 | 0.1% | 0.5% | |
| 100 | 0.1% | 0.4% | |
| 101 | 0.2% | 0.3% | |
| 102 | 0.1% | 0.1% | |
| 103 | 0% | 0.1% | |
| 104 | 0% | 0% | |
| 105 | 0% | 0% | |
| 106 | 0% | 0% | |
| 107 | 0% | 0% | Last Result | 
Technical Information
Opinion Poll
- Polling firm: Pitagórica
 - Commissioner(s): Jornal de Notícias
 - Fieldwork period: 18–21 September 2019
 
Calculations
- Sample size: 600
 - Simulations done: 1,048,576
 - Error estimate: 2.51%