Opinion Poll by Taloustutkimus for Yle, 13 August–4 September 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 |
|---|---|---|---|---|---|---|
| Suomen Sosialidemokraattinen Puolue | 16.5% | 20.3% | 19.0–21.7% | 18.6–22.1% | 18.3–22.4% | 17.7–23.1% |
| Kansallinen Kokoomus | 18.2% | 19.0% | 17.7–20.3% | 17.3–20.7% | 17.0–21.1% | 16.4–21.7% |
| Suomen Keskusta | 21.1% | 17.8% | 16.6–19.2% | 16.2–19.5% | 15.9–19.9% | 15.3–20.5% |
| Vihreä liitto | 8.5% | 12.6% | 11.5–13.8% | 11.2–14.1% | 11.0–14.4% | 10.5–15.0% |
| Perussuomalaiset | 17.6% | 9.4% | 8.5–10.4% | 8.2–10.7% | 8.0–11.0% | 7.6–11.5% |
| Vasemmistoliitto | 7.1% | 9.1% | 8.2–10.2% | 8.0–10.4% | 7.7–10.7% | 7.3–11.2% |
| Svenska folkpartiet i Finland | 4.9% | 4.3% | 3.7–5.1% | 3.5–5.3% | 3.4–5.5% | 3.1–5.9% |
| Kristillisdemokraatit | 3.5% | 3.5% | 2.9–4.2% | 2.8–4.4% | 2.7–4.6% | 2.4–4.9% |
| Sininen tulevaisuus | 0.0% | 1.6% | 1.2–2.1% | 1.1–2.2% | 1.1–2.4% | 0.9–2.6% |
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 |
|---|---|---|---|---|---|---|
| Suomen Sosialidemokraattinen Puolue | 34 | 45 | 42–48 | 41–49 | 40–50 | 39–51 |
| Kansallinen Kokoomus | 37 | 40 | 38–42 | 37–45 | 37–46 | 35–49 |
| Suomen Keskusta | 49 | 42 | 39–45 | 37–45 | 36–46 | 35–48 |
| Vihreä liitto | 15 | 25 | 21–27 | 21–28 | 20–28 | 19–30 |
| Perussuomalaiset | 38 | 18 | 15–22 | 14–22 | 14–22 | 14–23 |
| Vasemmistoliitto | 12 | 17 | 16–19 | 14–19 | 13–20 | 12–22 |
| Svenska folkpartiet i Finland | 9 | 8 | 7–10 | 7–10 | 6–11 | 6–11 |
| Kristillisdemokraatit | 5 | 5 | 2–6 | 1–6 | 0–6 | 0–6 |
| Sininen tulevaisuus | 0 | 0 | 0 | 0 | 0 | 0–1 |
Suomen Sosialidemokraattinen Puolue
For a full overview of the results for this party, see the Suomen Sosialidemokraattinen Puolue page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 34 | 0% | 100% | Last Result |
| 35 | 0% | 100% | |
| 36 | 0% | 100% | |
| 37 | 0% | 100% | |
| 38 | 0.3% | 99.9% | |
| 39 | 1.0% | 99.7% | |
| 40 | 1.3% | 98.7% | |
| 41 | 7% | 97% | |
| 42 | 7% | 90% | |
| 43 | 5% | 83% | |
| 44 | 12% | 79% | |
| 45 | 18% | 67% | Median |
| 46 | 26% | 49% | |
| 47 | 10% | 22% | |
| 48 | 7% | 12% | |
| 49 | 3% | 5% | |
| 50 | 2% | 3% | |
| 51 | 0.6% | 1.0% | |
| 52 | 0.2% | 0.3% | |
| 53 | 0.1% | 0.1% | |
| 54 | 0% | 0.1% | |
| 55 | 0% | 0% |
Kansallinen Kokoomus
For a full overview of the results for this party, see the Kansallinen Kokoomus page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 32 | 0% | 100% | |
| 33 | 0.1% | 99.9% | |
| 34 | 0.1% | 99.9% | |
| 35 | 0.4% | 99.7% | |
| 36 | 0.5% | 99.4% | |
| 37 | 4% | 98.8% | Last Result |
| 38 | 11% | 95% | |
| 39 | 16% | 84% | |
| 40 | 38% | 67% | Median |
| 41 | 15% | 29% | |
| 42 | 5% | 14% | |
| 43 | 2% | 9% | |
| 44 | 2% | 7% | |
| 45 | 3% | 6% | |
| 46 | 0.9% | 3% | |
| 47 | 0.7% | 2% | |
| 48 | 1.0% | 2% | |
| 49 | 0.4% | 0.6% | |
| 50 | 0.1% | 0.2% | |
| 51 | 0% | 0% |
Suomen Keskusta
For a full overview of the results for this party, see the Suomen Keskusta page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 34 | 0.4% | 100% | |
| 35 | 2% | 99.6% | |
| 36 | 1.5% | 98% | |
| 37 | 3% | 97% | |
| 38 | 2% | 94% | |
| 39 | 5% | 91% | |
| 40 | 9% | 87% | |
| 41 | 12% | 77% | |
| 42 | 23% | 65% | Median |
| 43 | 12% | 42% | |
| 44 | 14% | 30% | |
| 45 | 12% | 16% | |
| 46 | 2% | 4% | |
| 47 | 0.9% | 2% | |
| 48 | 0.7% | 1.0% | |
| 49 | 0.2% | 0.3% | Last Result |
| 50 | 0% | 0% |
Vihreä liitto
For a full overview of the results for this party, see the Vihreä liitto page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0% | 100% | Last Result |
| 16 | 0% | 100% | |
| 17 | 0% | 100% | |
| 18 | 0.2% | 100% | |
| 19 | 1.3% | 99.8% | |
| 20 | 1.1% | 98% | |
| 21 | 7% | 97% | |
| 22 | 14% | 90% | |
| 23 | 17% | 76% | |
| 24 | 7% | 59% | |
| 25 | 20% | 53% | Median |
| 26 | 21% | 33% | |
| 27 | 5% | 12% | |
| 28 | 5% | 7% | |
| 29 | 0.4% | 2% | |
| 30 | 1.2% | 2% | |
| 31 | 0.2% | 0.3% | |
| 32 | 0.1% | 0.1% | |
| 33 | 0% | 0% |
Perussuomalaiset
For a full overview of the results for this party, see the Perussuomalaiset page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 13 | 0.4% | 100% | |
| 14 | 6% | 99.6% | |
| 15 | 22% | 94% | |
| 16 | 10% | 72% | |
| 17 | 8% | 61% | |
| 18 | 11% | 53% | Median |
| 19 | 9% | 43% | |
| 20 | 10% | 34% | |
| 21 | 6% | 25% | |
| 22 | 17% | 18% | |
| 23 | 0.9% | 1.1% | |
| 24 | 0.1% | 0.2% | |
| 25 | 0% | 0% | |
| 26 | 0% | 0% | |
| 27 | 0% | 0% | |
| 28 | 0% | 0% | |
| 29 | 0% | 0% | |
| 30 | 0% | 0% | |
| 31 | 0% | 0% | |
| 32 | 0% | 0% | |
| 33 | 0% | 0% | |
| 34 | 0% | 0% | |
| 35 | 0% | 0% | |
| 36 | 0% | 0% | |
| 37 | 0% | 0% | |
| 38 | 0% | 0% | Last Result |
Vasemmistoliitto
For a full overview of the results for this party, see the Vasemmistoliitto page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 1.0% | 100% | Last Result |
| 13 | 2% | 99.0% | |
| 14 | 4% | 97% | |
| 15 | 2% | 93% | |
| 16 | 35% | 91% | |
| 17 | 30% | 56% | Median |
| 18 | 6% | 26% | |
| 19 | 17% | 20% | |
| 20 | 1.3% | 3% | |
| 21 | 1.2% | 2% | |
| 22 | 0.6% | 0.7% | |
| 23 | 0% | 0.1% | |
| 24 | 0% | 0% |
Svenska folkpartiet i Finland
For a full overview of the results for this party, see the Svenska folkpartiet i Finland page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 4 | 0.1% | 100% | |
| 5 | 0.1% | 99.9% | |
| 6 | 4% | 99.8% | |
| 7 | 36% | 96% | |
| 8 | 39% | 60% | Median |
| 9 | 6% | 21% | Last Result |
| 10 | 12% | 15% | |
| 11 | 3% | 4% | |
| 12 | 0.3% | 0.4% | |
| 13 | 0.1% | 0.1% | |
| 14 | 0% | 0% |
Kristillisdemokraatit
For a full overview of the results for this party, see the Kristillisdemokraatit page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0 | 3% | 100% | |
| 1 | 7% | 97% | |
| 2 | 9% | 91% | |
| 3 | 7% | 82% | |
| 4 | 4% | 75% | |
| 5 | 31% | 71% | Last Result, Median |
| 6 | 39% | 39% | |
| 7 | 0% | 0% |
Sininen tulevaisuus
For a full overview of the results for this party, see the Sininen tulevaisuus 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 |
|---|---|---|---|---|---|---|---|
| Suomen Sosialidemokraattinen Puolue – Kansallinen Kokoomus – Vihreä liitto – Vasemmistoliitto – Svenska folkpartiet i Finland – Kristillisdemokraatit | 112 | 139 | 100% | 135–142 | 134–144 | 134–145 | 133–148 |
| Suomen Sosialidemokraattinen Puolue – Kansallinen Kokoomus – Vihreä liitto – Svenska folkpartiet i Finland – Kristillisdemokraatit | 100 | 122 | 100% | 118–126 | 117–127 | 116–128 | 115–130 |
| Kansallinen Kokoomus – Suomen Keskusta – Perussuomalaiset | 124 | 100 | 49% | 97–104 | 95–104 | 94–105 | 91–108 |
| Suomen Sosialidemokraattinen Puolue – Kansallinen Kokoomus – Svenska folkpartiet i Finland – Kristillisdemokraatit | 85 | 98 | 12% | 95–101 | 94–103 | 93–104 | 92–107 |
| Suomen Sosialidemokraattinen Puolue – Vihreä liitto – Vasemmistoliitto – Svenska folkpartiet i Finland | 70 | 94 | 3% | 90–97 | 89–99 | 89–101 | 86–103 |
| Kansallinen Kokoomus – Suomen Keskusta – Svenska folkpartiet i Finland – Kristillisdemokraatit | 100 | 95 | 4% | 91–98 | 89–100 | 88–101 | 86–104 |
| Suomen Sosialidemokraattinen Puolue – Vihreä liitto – Vasemmistoliitto | 61 | 86 | 0% | 82–90 | 81–91 | 80–92 | 78–95 |
| Kansallinen Kokoomus – Suomen Keskusta – Sininen tulevaisuus | 86 | 82 | 0% | 78–85 | 77–86 | 75–88 | 73–90 |
Suomen Sosialidemokraattinen Puolue – Kansallinen Kokoomus – Vihreä liitto – Vasemmistoliitto – Svenska folkpartiet i Finland – Kristillisdemokraatit

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 112 | 0% | 100% | Last Result |
| 113 | 0% | 100% | |
| 114 | 0% | 100% | |
| 115 | 0% | 100% | |
| 116 | 0% | 100% | |
| 117 | 0% | 100% | |
| 118 | 0% | 100% | |
| 119 | 0% | 100% | |
| 120 | 0% | 100% | |
| 121 | 0% | 100% | |
| 122 | 0% | 100% | |
| 123 | 0% | 100% | |
| 124 | 0% | 100% | |
| 125 | 0% | 100% | |
| 126 | 0% | 100% | |
| 127 | 0% | 100% | |
| 128 | 0% | 100% | |
| 129 | 0% | 100% | |
| 130 | 0% | 100% | |
| 131 | 0.1% | 100% | |
| 132 | 0.3% | 99.9% | |
| 133 | 2% | 99.6% | |
| 134 | 4% | 98% | |
| 135 | 4% | 94% | |
| 136 | 19% | 90% | |
| 137 | 8% | 71% | |
| 138 | 10% | 63% | |
| 139 | 8% | 53% | |
| 140 | 11% | 44% | Median |
| 141 | 5% | 33% | |
| 142 | 19% | 28% | |
| 143 | 4% | 9% | |
| 144 | 2% | 6% | |
| 145 | 1.2% | 3% | |
| 146 | 0.8% | 2% | |
| 147 | 0.5% | 1.0% | |
| 148 | 0.3% | 0.5% | |
| 149 | 0.1% | 0.2% | |
| 150 | 0.1% | 0.1% | |
| 151 | 0% | 0% |
Suomen Sosialidemokraattinen Puolue – Kansallinen Kokoomus – Vihreä liitto – Svenska folkpartiet i Finland – Kristillisdemokraatit

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 100 | 0% | 100% | Last Result |
| 101 | 0% | 100% | Majority |
| 102 | 0% | 100% | |
| 103 | 0% | 100% | |
| 104 | 0% | 100% | |
| 105 | 0% | 100% | |
| 106 | 0% | 100% | |
| 107 | 0% | 100% | |
| 108 | 0% | 100% | |
| 109 | 0% | 100% | |
| 110 | 0% | 100% | |
| 111 | 0% | 100% | |
| 112 | 0% | 100% | |
| 113 | 0.1% | 100% | |
| 114 | 0.2% | 99.9% | |
| 115 | 0.9% | 99.7% | |
| 116 | 2% | 98.8% | |
| 117 | 5% | 97% | |
| 118 | 4% | 92% | |
| 119 | 17% | 88% | |
| 120 | 7% | 70% | |
| 121 | 8% | 64% | |
| 122 | 6% | 56% | |
| 123 | 14% | 50% | Median |
| 124 | 13% | 36% | |
| 125 | 5% | 23% | |
| 126 | 12% | 18% | |
| 127 | 3% | 6% | |
| 128 | 1.2% | 3% | |
| 129 | 0.9% | 2% | |
| 130 | 0.9% | 1.2% | |
| 131 | 0.2% | 0.4% | |
| 132 | 0.1% | 0.1% | |
| 133 | 0% | 0.1% | |
| 134 | 0% | 0% |
Kansallinen Kokoomus – Suomen Keskusta – Perussuomalaiset

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 88 | 0.1% | 100% | |
| 89 | 0% | 99.9% | |
| 90 | 0.2% | 99.9% | |
| 91 | 0.3% | 99.6% | |
| 92 | 0.4% | 99.3% | |
| 93 | 0.4% | 98.9% | |
| 94 | 2% | 98.5% | |
| 95 | 2% | 97% | |
| 96 | 3% | 95% | |
| 97 | 10% | 92% | |
| 98 | 12% | 82% | |
| 99 | 12% | 71% | |
| 100 | 9% | 58% | Median |
| 101 | 9% | 49% | Majority |
| 102 | 17% | 40% | |
| 103 | 12% | 22% | |
| 104 | 6% | 10% | |
| 105 | 3% | 5% | |
| 106 | 0.9% | 2% | |
| 107 | 0.6% | 1.3% | |
| 108 | 0.3% | 0.7% | |
| 109 | 0.1% | 0.4% | |
| 110 | 0.1% | 0.2% | |
| 111 | 0.1% | 0.1% | |
| 112 | 0% | 0% | |
| 113 | 0% | 0% | |
| 114 | 0% | 0% | |
| 115 | 0% | 0% | |
| 116 | 0% | 0% | |
| 117 | 0% | 0% | |
| 118 | 0% | 0% | |
| 119 | 0% | 0% | |
| 120 | 0% | 0% | |
| 121 | 0% | 0% | |
| 122 | 0% | 0% | |
| 123 | 0% | 0% | |
| 124 | 0% | 0% | Last Result |
Suomen Sosialidemokraattinen Puolue – Kansallinen Kokoomus – Svenska folkpartiet i Finland – Kristillisdemokraatit

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 85 | 0% | 100% | Last Result |
| 86 | 0% | 100% | |
| 87 | 0% | 100% | |
| 88 | 0% | 100% | |
| 89 | 0.1% | 100% | |
| 90 | 0.1% | 99.9% | |
| 91 | 0.3% | 99.8% | |
| 92 | 2% | 99.6% | |
| 93 | 1.1% | 98% | |
| 94 | 6% | 97% | |
| 95 | 10% | 91% | |
| 96 | 15% | 81% | |
| 97 | 14% | 65% | |
| 98 | 18% | 51% | Median |
| 99 | 6% | 33% | |
| 100 | 15% | 27% | |
| 101 | 4% | 12% | Majority |
| 102 | 3% | 8% | |
| 103 | 2% | 6% | |
| 104 | 2% | 4% | |
| 105 | 0.8% | 2% | |
| 106 | 0.4% | 1.3% | |
| 107 | 0.6% | 0.9% | |
| 108 | 0.1% | 0.2% | |
| 109 | 0% | 0.1% | |
| 110 | 0% | 0.1% | |
| 111 | 0% | 0% |
Suomen Sosialidemokraattinen Puolue – Vihreä liitto – Vasemmistoliitto – Svenska folkpartiet i Finland

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 70 | 0% | 100% | Last Result |
| 71 | 0% | 100% | |
| 72 | 0% | 100% | |
| 73 | 0% | 100% | |
| 74 | 0% | 100% | |
| 75 | 0% | 100% | |
| 76 | 0% | 100% | |
| 77 | 0% | 100% | |
| 78 | 0% | 100% | |
| 79 | 0% | 100% | |
| 80 | 0% | 100% | |
| 81 | 0% | 100% | |
| 82 | 0% | 100% | |
| 83 | 0% | 100% | |
| 84 | 0.1% | 99.9% | |
| 85 | 0.2% | 99.9% | |
| 86 | 0.3% | 99.7% | |
| 87 | 0.7% | 99.4% | |
| 88 | 0.9% | 98.7% | |
| 89 | 3% | 98% | |
| 90 | 5% | 94% | |
| 91 | 13% | 89% | |
| 92 | 5% | 76% | |
| 93 | 12% | 71% | |
| 94 | 11% | 59% | |
| 95 | 8% | 48% | Median |
| 96 | 17% | 39% | |
| 97 | 12% | 22% | |
| 98 | 3% | 10% | |
| 99 | 3% | 7% | |
| 100 | 2% | 4% | |
| 101 | 1.1% | 3% | Majority |
| 102 | 0.4% | 1.5% | |
| 103 | 0.6% | 1.1% | |
| 104 | 0.1% | 0.4% | |
| 105 | 0.2% | 0.3% | |
| 106 | 0.1% | 0.1% | |
| 107 | 0.1% | 0.1% | |
| 108 | 0% | 0% |
Kansallinen Kokoomus – Suomen Keskusta – Svenska folkpartiet i Finland – Kristillisdemokraatit

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 83 | 0.1% | 100% | |
| 84 | 0.2% | 99.9% | |
| 85 | 0.1% | 99.8% | |
| 86 | 0.3% | 99.6% | |
| 87 | 1.0% | 99.3% | |
| 88 | 1.0% | 98% | |
| 89 | 4% | 97% | |
| 90 | 3% | 94% | |
| 91 | 4% | 91% | |
| 92 | 8% | 87% | |
| 93 | 16% | 80% | |
| 94 | 8% | 64% | |
| 95 | 15% | 55% | Median |
| 96 | 15% | 40% | |
| 97 | 7% | 25% | |
| 98 | 8% | 18% | |
| 99 | 4% | 10% | |
| 100 | 2% | 6% | Last Result |
| 101 | 2% | 4% | Majority |
| 102 | 0.9% | 2% | |
| 103 | 0.7% | 1.4% | |
| 104 | 0.4% | 0.7% | |
| 105 | 0.1% | 0.3% | |
| 106 | 0.1% | 0.2% | |
| 107 | 0% | 0.1% | |
| 108 | 0% | 0% |
Suomen Sosialidemokraattinen Puolue – Vihreä liitto – Vasemmistoliitto

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 61 | 0% | 100% | Last Result |
| 62 | 0% | 100% | |
| 63 | 0% | 100% | |
| 64 | 0% | 100% | |
| 65 | 0% | 100% | |
| 66 | 0% | 100% | |
| 67 | 0% | 100% | |
| 68 | 0% | 100% | |
| 69 | 0% | 100% | |
| 70 | 0% | 100% | |
| 71 | 0% | 100% | |
| 72 | 0% | 100% | |
| 73 | 0% | 100% | |
| 74 | 0% | 100% | |
| 75 | 0.1% | 100% | |
| 76 | 0.1% | 99.9% | |
| 77 | 0.3% | 99.8% | |
| 78 | 0.7% | 99.5% | |
| 79 | 1.1% | 98.9% | |
| 80 | 1.0% | 98% | |
| 81 | 3% | 97% | |
| 82 | 6% | 94% | |
| 83 | 3% | 88% | |
| 84 | 17% | 84% | |
| 85 | 8% | 68% | |
| 86 | 10% | 60% | |
| 87 | 8% | 50% | Median |
| 88 | 20% | 42% | |
| 89 | 12% | 23% | |
| 90 | 6% | 11% | |
| 91 | 3% | 6% | |
| 92 | 1.0% | 3% | |
| 93 | 0.8% | 2% | |
| 94 | 0.3% | 0.8% | |
| 95 | 0.2% | 0.5% | |
| 96 | 0.2% | 0.3% | |
| 97 | 0.1% | 0.1% | |
| 98 | 0% | 0% |
Kansallinen Kokoomus – Suomen Keskusta – Sininen tulevaisuus

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 71 | 0% | 100% | |
| 72 | 0.1% | 99.9% | |
| 73 | 0.5% | 99.8% | |
| 74 | 0.6% | 99.3% | |
| 75 | 1.3% | 98.7% | |
| 76 | 2% | 97% | |
| 77 | 2% | 96% | |
| 78 | 4% | 94% | |
| 79 | 3% | 90% | |
| 80 | 16% | 87% | |
| 81 | 5% | 71% | |
| 82 | 17% | 66% | Median |
| 83 | 17% | 49% | |
| 84 | 10% | 32% | |
| 85 | 14% | 22% | |
| 86 | 4% | 8% | Last Result |
| 87 | 2% | 5% | |
| 88 | 1.3% | 3% | |
| 89 | 0.4% | 2% | |
| 90 | 1.0% | 1.4% | |
| 91 | 0.1% | 0.4% | |
| 92 | 0.2% | 0.3% | |
| 93 | 0% | 0.1% | |
| 94 | 0% | 0.1% | |
| 95 | 0% | 0% |
Technical Information
Opinion Poll
- Polling firm: Taloustutkimus
- Commissioner(s): Yle
- Fieldwork period: 13 August–4 September 2018
Calculations
- Sample size: 1460
- Simulations done: 1,048,576
- Error estimate: 1.49%