Opinion Poll by Sifo for Svenska Dagbladet, 5–15 March 2018
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 |
|---|---|---|---|---|---|---|
| Sveriges socialdemokratiska arbetareparti | 31.0% | 29.0% | 28.4–29.6% | 28.2–29.8% | 28.1–29.9% | 27.8–30.2% |
| Moderata samlingspartiet | 23.3% | 23.1% | 22.5–23.7% | 22.4–23.8% | 22.3–24.0% | 22.0–24.2% |
| Sverigedemokraterna | 12.9% | 15.9% | 15.4–16.4% | 15.3–16.5% | 15.2–16.6% | 15.0–16.9% |
| Centerpartiet | 6.1% | 10.0% | 9.6–10.4% | 9.5–10.5% | 9.4–10.6% | 9.2–10.8% |
| Vänsterpartiet | 5.7% | 7.7% | 7.4–8.1% | 7.3–8.2% | 7.2–8.3% | 7.0–8.4% |
| Liberalerna | 5.4% | 4.4% | 4.1–4.7% | 4.1–4.8% | 4.0–4.8% | 3.9–5.0% |
| Miljöpartiet de gröna | 6.9% | 3.8% | 3.6–4.1% | 3.5–4.1% | 3.4–4.2% | 3.3–4.3% |
| Kristdemokraterna | 4.6% | 3.0% | 2.8–3.2% | 2.7–3.3% | 2.7–3.4% | 2.6–3.5% |
| Feministiskt initiativ | 3.1% | 1.8% | 1.6–2.0% | 1.6–2.0% | 1.5–2.1% | 1.5–2.2% |
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 |
|---|---|---|---|---|---|---|
| Sveriges socialdemokratiska arbetareparti | 113 | 112 | 108–114 | 107–115 | 106–116 | 105–119 |
| Moderata samlingspartiet | 84 | 89 | 85–92 | 84–92 | 84–93 | 82–95 |
| Sverigedemokraterna | 49 | 61 | 58–63 | 57–64 | 57–65 | 56–66 |
| Centerpartiet | 22 | 39 | 37–40 | 36–41 | 36–41 | 35–42 |
| Vänsterpartiet | 21 | 30 | 28–31 | 28–32 | 27–32 | 27–33 |
| Liberalerna | 19 | 17 | 16–18 | 16–19 | 15–19 | 0–19 |
| Miljöpartiet de gröna | 25 | 0 | 0–15 | 0–15 | 0–16 | 0–16 |
| Kristdemokraterna | 16 | 0 | 0 | 0 | 0 | 0 |
| Feministiskt initiativ | 0 | 0 | 0 | 0 | 0 | 0 |
Sveriges socialdemokratiska arbetareparti
For a full overview of the results for this party, see the Sveriges socialdemokratiska arbetareparti page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 103 | 0.1% | 100% | |
| 104 | 0.2% | 99.8% | |
| 105 | 0.7% | 99.7% | |
| 106 | 3% | 98.9% | |
| 107 | 2% | 96% | |
| 108 | 7% | 94% | |
| 109 | 7% | 86% | |
| 110 | 9% | 79% | |
| 111 | 14% | 70% | |
| 112 | 30% | 56% | Median |
| 113 | 7% | 26% | Last Result |
| 114 | 10% | 20% | |
| 115 | 6% | 10% | |
| 116 | 2% | 4% | |
| 117 | 0.6% | 2% | |
| 118 | 0.6% | 1.1% | |
| 119 | 0.3% | 0.5% | |
| 120 | 0.1% | 0.2% | |
| 121 | 0.1% | 0.1% | |
| 122 | 0% | 0% |
Moderata samlingspartiet
For a full overview of the results for this party, see the Moderata samlingspartiet page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 81 | 0.1% | 100% | |
| 82 | 1.0% | 99.9% | |
| 83 | 1.2% | 98.9% | |
| 84 | 4% | 98% | Last Result |
| 85 | 6% | 94% | |
| 86 | 5% | 88% | |
| 87 | 9% | 84% | |
| 88 | 17% | 75% | |
| 89 | 16% | 58% | Median |
| 90 | 21% | 42% | |
| 91 | 10% | 21% | |
| 92 | 9% | 12% | |
| 93 | 2% | 3% | |
| 94 | 0.6% | 1.2% | |
| 95 | 0.1% | 0.5% | |
| 96 | 0.4% | 0.4% | |
| 97 | 0.1% | 0.1% | |
| 98 | 0% | 0% |
Sverigedemokraterna
For a full overview of the results for this party, see the Sverigedemokraterna page.

| 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 | 0.2% | 100% | |
| 56 | 0.4% | 99.8% | |
| 57 | 5% | 99.5% | |
| 58 | 6% | 95% | |
| 59 | 9% | 89% | |
| 60 | 20% | 80% | |
| 61 | 15% | 61% | Median |
| 62 | 27% | 46% | |
| 63 | 10% | 19% | |
| 64 | 5% | 8% | |
| 65 | 3% | 4% | |
| 66 | 0.6% | 0.7% | |
| 67 | 0.1% | 0.1% | |
| 68 | 0% | 0% |
Centerpartiet
For a full overview of the results for this party, see the Centerpartiet page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0% | 100% | Last Result |
| 23 | 0% | 100% | |
| 24 | 0% | 100% | |
| 25 | 0% | 100% | |
| 26 | 0% | 100% | |
| 27 | 0% | 100% | |
| 28 | 0% | 100% | |
| 29 | 0% | 100% | |
| 30 | 0% | 100% | |
| 31 | 0% | 100% | |
| 32 | 0% | 100% | |
| 33 | 0% | 100% | |
| 34 | 0.1% | 100% | |
| 35 | 1.1% | 99.8% | |
| 36 | 5% | 98.7% | |
| 37 | 14% | 94% | |
| 38 | 27% | 80% | |
| 39 | 40% | 53% | Median |
| 40 | 8% | 13% | |
| 41 | 4% | 5% | |
| 42 | 1.4% | 2% | |
| 43 | 0.3% | 0.4% | |
| 44 | 0.1% | 0.1% | |
| 45 | 0% | 0% |
Vänsterpartiet
For a full overview of the results for this party, see the Vänsterpartiet page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 21 | 0% | 100% | Last Result |
| 22 | 0% | 100% | |
| 23 | 0% | 100% | |
| 24 | 0% | 100% | |
| 25 | 0% | 100% | |
| 26 | 0.3% | 100% | |
| 27 | 3% | 99.7% | |
| 28 | 12% | 97% | |
| 29 | 25% | 85% | |
| 30 | 40% | 60% | Median |
| 31 | 13% | 20% | |
| 32 | 6% | 7% | |
| 33 | 0.9% | 0.9% | |
| 34 | 0% | 0% |
Liberalerna
For a full overview of the results for this party, see the Liberalerna page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0 | 2% | 100% | |
| 1 | 0% | 98% | |
| 2 | 0% | 98% | |
| 3 | 0% | 98% | |
| 4 | 0% | 98% | |
| 5 | 0% | 98% | |
| 6 | 0% | 98% | |
| 7 | 0% | 98% | |
| 8 | 0% | 98% | |
| 9 | 0% | 98% | |
| 10 | 0% | 98% | |
| 11 | 0% | 98% | |
| 12 | 0% | 98% | |
| 13 | 0% | 98% | |
| 14 | 0% | 98% | |
| 15 | 3% | 98% | |
| 16 | 28% | 95% | |
| 17 | 27% | 67% | Median |
| 18 | 34% | 41% | |
| 19 | 6% | 6% | Last Result |
| 20 | 0.1% | 0.1% | |
| 21 | 0% | 0% |
Miljöpartiet de gröna
For a full overview of the results for this party, see the Miljöpartiet de gröna page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0 | 81% | 100% | Median |
| 1 | 0% | 19% | |
| 2 | 0% | 19% | |
| 3 | 0% | 19% | |
| 4 | 0% | 19% | |
| 5 | 0% | 19% | |
| 6 | 0% | 19% | |
| 7 | 0% | 19% | |
| 8 | 0% | 19% | |
| 9 | 0% | 19% | |
| 10 | 0% | 19% | |
| 11 | 0% | 19% | |
| 12 | 0% | 19% | |
| 13 | 0% | 19% | |
| 14 | 0% | 19% | |
| 15 | 14% | 19% | |
| 16 | 5% | 5% | |
| 17 | 0.1% | 0.1% | |
| 18 | 0% | 0% | |
| 19 | 0% | 0% | |
| 20 | 0% | 0% | |
| 21 | 0% | 0% | |
| 22 | 0% | 0% | |
| 23 | 0% | 0% | |
| 24 | 0% | 0% | |
| 25 | 0% | 0% | Last Result |
Kristdemokraterna
For a full overview of the results for this party, see the Kristdemokraterna page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0 | 100% | 100% | Median |
| 1 | 0% | 0% | |
| 2 | 0% | 0% | |
| 3 | 0% | 0% | |
| 4 | 0% | 0% | |
| 5 | 0% | 0% | |
| 6 | 0% | 0% | |
| 7 | 0% | 0% | |
| 8 | 0% | 0% | |
| 9 | 0% | 0% | |
| 10 | 0% | 0% | |
| 11 | 0% | 0% | |
| 12 | 0% | 0% | |
| 13 | 0% | 0% | |
| 14 | 0% | 0% | |
| 15 | 0% | 0% | |
| 16 | 0% | 0% | Last Result |
Feministiskt initiativ
For a full overview of the results for this party, see the Feministiskt initiativ page.

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

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|---|
| Sveriges socialdemokratiska arbetareparti – Vänsterpartiet – Miljöpartiet de gröna – Feministiskt initiativ | 159 | 142 | 0% | 140–151 | 139–153 | 138–153 | 137–156 |
| Sveriges socialdemokratiska arbetareparti – Vänsterpartiet – Miljöpartiet de gröna | 159 | 142 | 0% | 140–151 | 139–153 | 138–153 | 137–156 |
| Moderata samlingspartiet – Centerpartiet – Liberalerna – Kristdemokraterna | 141 | 145 | 0% | 139–148 | 138–148 | 136–149 | 131–150 |
| Moderata samlingspartiet – Centerpartiet – Liberalerna | 125 | 145 | 0% | 139–148 | 138–148 | 136–149 | 131–150 |
| Sveriges socialdemokratiska arbetareparti – Vänsterpartiet | 134 | 142 | 0% | 136–145 | 135–145 | 135–147 | 133–151 |
| Moderata samlingspartiet – Centerpartiet – Kristdemokraterna | 122 | 127 | 0% | 123–130 | 122–132 | 121–132 | 119–137 |
| Moderata samlingspartiet – Centerpartiet | 106 | 127 | 0% | 123–130 | 122–132 | 121–132 | 119–137 |
| Sveriges socialdemokratiska arbetareparti – Miljöpartiet de gröna | 138 | 112 | 0% | 110–123 | 110–124 | 109–124 | 108–127 |
Sveriges socialdemokratiska arbetareparti – Vänsterpartiet – Miljöpartiet de gröna – Feministiskt initiativ

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 136 | 0.1% | 100% | |
| 137 | 0.6% | 99.9% | |
| 138 | 2% | 99.3% | |
| 139 | 4% | 97% | |
| 140 | 9% | 93% | |
| 141 | 12% | 84% | |
| 142 | 26% | 73% | Median |
| 143 | 8% | 46% | |
| 144 | 9% | 38% | |
| 145 | 6% | 29% | |
| 146 | 1.4% | 23% | |
| 147 | 2% | 22% | |
| 148 | 0.4% | 20% | |
| 149 | 1.1% | 19% | |
| 150 | 3% | 18% | |
| 151 | 7% | 15% | |
| 152 | 3% | 8% | |
| 153 | 4% | 6% | |
| 154 | 0.5% | 2% | |
| 155 | 0.3% | 1.1% | |
| 156 | 0.4% | 0.8% | |
| 157 | 0% | 0.5% | |
| 158 | 0.2% | 0.4% | |
| 159 | 0% | 0.2% | Last Result |
| 160 | 0.1% | 0.2% | |
| 161 | 0.1% | 0.1% | |
| 162 | 0% | 0% |
Sveriges socialdemokratiska arbetareparti – Vänsterpartiet – Miljöpartiet de gröna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 136 | 0.1% | 100% | |
| 137 | 0.6% | 99.9% | |
| 138 | 2% | 99.3% | |
| 139 | 4% | 97% | |
| 140 | 9% | 93% | |
| 141 | 12% | 84% | |
| 142 | 26% | 73% | Median |
| 143 | 8% | 46% | |
| 144 | 9% | 38% | |
| 145 | 6% | 29% | |
| 146 | 1.4% | 23% | |
| 147 | 2% | 22% | |
| 148 | 0.4% | 20% | |
| 149 | 1.1% | 19% | |
| 150 | 3% | 18% | |
| 151 | 7% | 15% | |
| 152 | 3% | 8% | |
| 153 | 4% | 6% | |
| 154 | 0.5% | 2% | |
| 155 | 0.3% | 1.1% | |
| 156 | 0.4% | 0.8% | |
| 157 | 0% | 0.5% | |
| 158 | 0.2% | 0.4% | |
| 159 | 0% | 0.2% | Last Result |
| 160 | 0.1% | 0.2% | |
| 161 | 0.1% | 0.1% | |
| 162 | 0% | 0% |
Moderata samlingspartiet – Centerpartiet – Liberalerna – Kristdemokraterna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 125 | 0.1% | 100% | |
| 126 | 0% | 99.9% | |
| 127 | 0% | 99.9% | |
| 128 | 0% | 99.9% | |
| 129 | 0.1% | 99.9% | |
| 130 | 0.2% | 99.8% | |
| 131 | 0.3% | 99.6% | |
| 132 | 0.1% | 99.3% | |
| 133 | 0.1% | 99.3% | |
| 134 | 0.6% | 99.2% | |
| 135 | 0.7% | 98.6% | |
| 136 | 0.9% | 98% | |
| 137 | 1.4% | 97% | |
| 138 | 3% | 96% | |
| 139 | 4% | 92% | |
| 140 | 6% | 88% | |
| 141 | 2% | 82% | Last Result |
| 142 | 4% | 79% | |
| 143 | 8% | 75% | |
| 144 | 11% | 67% | |
| 145 | 21% | 56% | Median |
| 146 | 11% | 35% | |
| 147 | 13% | 24% | |
| 148 | 6% | 11% | |
| 149 | 3% | 4% | |
| 150 | 1.1% | 1.3% | |
| 151 | 0.1% | 0.2% | |
| 152 | 0% | 0% |
Moderata samlingspartiet – Centerpartiet – Liberalerna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 125 | 0.1% | 100% | Last Result |
| 126 | 0% | 99.9% | |
| 127 | 0% | 99.9% | |
| 128 | 0% | 99.9% | |
| 129 | 0.1% | 99.9% | |
| 130 | 0.2% | 99.8% | |
| 131 | 0.3% | 99.6% | |
| 132 | 0.1% | 99.3% | |
| 133 | 0.1% | 99.3% | |
| 134 | 0.6% | 99.2% | |
| 135 | 0.7% | 98.6% | |
| 136 | 0.9% | 98% | |
| 137 | 1.4% | 97% | |
| 138 | 3% | 96% | |
| 139 | 4% | 92% | |
| 140 | 6% | 88% | |
| 141 | 2% | 82% | |
| 142 | 4% | 79% | |
| 143 | 8% | 75% | |
| 144 | 11% | 67% | |
| 145 | 21% | 56% | Median |
| 146 | 11% | 35% | |
| 147 | 13% | 24% | |
| 148 | 6% | 11% | |
| 149 | 3% | 4% | |
| 150 | 1.1% | 1.3% | |
| 151 | 0.1% | 0.2% | |
| 152 | 0% | 0% |
Sveriges socialdemokratiska arbetareparti – Vänsterpartiet

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 131 | 0.1% | 100% | |
| 132 | 0.1% | 99.9% | |
| 133 | 0.4% | 99.8% | |
| 134 | 1.0% | 99.4% | Last Result |
| 135 | 4% | 98% | |
| 136 | 6% | 95% | |
| 137 | 3% | 88% | |
| 138 | 5% | 85% | |
| 139 | 5% | 80% | |
| 140 | 9% | 76% | |
| 141 | 12% | 66% | |
| 142 | 26% | 54% | Median |
| 143 | 8% | 28% | |
| 144 | 9% | 20% | |
| 145 | 6% | 11% | |
| 146 | 1.4% | 5% | |
| 147 | 2% | 3% | |
| 148 | 0.2% | 1.1% | |
| 149 | 0.2% | 0.9% | |
| 150 | 0.2% | 0.7% | |
| 151 | 0.4% | 0.5% | |
| 152 | 0.1% | 0.1% | |
| 153 | 0% | 0% |
Moderata samlingspartiet – Centerpartiet – Kristdemokraterna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 118 | 0.2% | 100% | |
| 119 | 0.5% | 99.8% | |
| 120 | 2% | 99.3% | |
| 121 | 2% | 98% | |
| 122 | 4% | 96% | Last Result |
| 123 | 7% | 92% | |
| 124 | 4% | 85% | |
| 125 | 3% | 82% | |
| 126 | 13% | 79% | |
| 127 | 15% | 65% | |
| 128 | 13% | 50% | Median |
| 129 | 18% | 37% | |
| 130 | 11% | 19% | |
| 131 | 3% | 8% | |
| 132 | 4% | 5% | |
| 133 | 0.2% | 2% | |
| 134 | 0.6% | 1.3% | |
| 135 | 0.1% | 0.7% | |
| 136 | 0.1% | 0.6% | |
| 137 | 0.2% | 0.5% | |
| 138 | 0.3% | 0.4% | |
| 139 | 0% | 0% |
Moderata samlingspartiet – Centerpartiet

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 106 | 0% | 100% | Last Result |
| 107 | 0% | 100% | |
| 108 | 0% | 100% | |
| 109 | 0% | 100% | |
| 110 | 0% | 100% | |
| 111 | 0% | 100% | |
| 112 | 0% | 100% | |
| 113 | 0% | 100% | |
| 114 | 0% | 100% | |
| 115 | 0% | 100% | |
| 116 | 0% | 100% | |
| 117 | 0% | 100% | |
| 118 | 0.2% | 100% | |
| 119 | 0.5% | 99.8% | |
| 120 | 2% | 99.3% | |
| 121 | 2% | 98% | |
| 122 | 4% | 96% | |
| 123 | 7% | 92% | |
| 124 | 4% | 85% | |
| 125 | 3% | 82% | |
| 126 | 13% | 79% | |
| 127 | 15% | 65% | |
| 128 | 13% | 50% | Median |
| 129 | 18% | 37% | |
| 130 | 11% | 19% | |
| 131 | 3% | 8% | |
| 132 | 4% | 5% | |
| 133 | 0.2% | 2% | |
| 134 | 0.6% | 1.3% | |
| 135 | 0.1% | 0.7% | |
| 136 | 0.1% | 0.6% | |
| 137 | 0.2% | 0.5% | |
| 138 | 0.3% | 0.4% | |
| 139 | 0% | 0% |
Sveriges socialdemokratiska arbetareparti – Miljöpartiet de gröna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 107 | 0.3% | 100% | |
| 108 | 0.8% | 99.7% | |
| 109 | 3% | 98.9% | |
| 110 | 8% | 96% | |
| 111 | 14% | 88% | |
| 112 | 30% | 74% | Median |
| 113 | 6% | 44% | |
| 114 | 10% | 38% | |
| 115 | 6% | 28% | |
| 116 | 2% | 23% | |
| 117 | 0.6% | 20% | |
| 118 | 0.7% | 20% | |
| 119 | 0.4% | 19% | |
| 120 | 0.8% | 19% | |
| 121 | 3% | 18% | |
| 122 | 2% | 15% | |
| 123 | 5% | 13% | |
| 124 | 6% | 8% | |
| 125 | 1.4% | 2% | |
| 126 | 0.1% | 0.9% | |
| 127 | 0.3% | 0.8% | |
| 128 | 0.3% | 0.5% | |
| 129 | 0% | 0.2% | |
| 130 | 0.1% | 0.2% | |
| 131 | 0% | 0.1% | |
| 132 | 0% | 0% | |
| 133 | 0% | 0% | |
| 134 | 0% | 0% | |
| 135 | 0% | 0% | |
| 136 | 0% | 0% | |
| 137 | 0% | 0% | |
| 138 | 0% | 0% | Last Result |
Technical Information
Opinion Poll
- Polling firm: Sifo
- Commissioner(s): Svenska Dagbladet
- Fieldwork period: 5–15 March 2018
Calculations
- Sample size: 9724
- Simulations done: 1,048,576
- Error estimate: 0.27%