Opinion Poll by MMR, 8–10 September 2021
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 |
|---|---|---|---|---|---|---|
| Sjálfstæðisflokkurinn | 25.2% | 22.3% | 20.6–24.2% | 20.1–24.7% | 19.7–25.1% | 18.9–26.0% |
| Framsóknarflokkurinn | 10.7% | 14.9% | 13.5–16.6% | 13.1–17.0% | 12.8–17.4% | 12.1–18.2% |
| Viðreisn | 6.7% | 12.2% | 10.9–13.7% | 10.5–14.1% | 10.2–14.5% | 9.6–15.2% |
| Samfylkingin | 12.1% | 11.6% | 10.4–13.1% | 10.0–13.5% | 9.7–13.9% | 9.1–14.6% |
| Vinstrihreyfingin – grænt framboð | 16.9% | 10.5% | 9.3–12.0% | 9.0–12.4% | 8.7–12.7% | 8.2–13.4% |
| Píratar | 9.2% | 9.9% | 8.7–11.3% | 8.4–11.7% | 8.1–12.0% | 7.6–12.7% |
| Sósíalistaflokkur Íslands | 0.0% | 6.7% | 5.7–7.9% | 5.5–8.2% | 5.3–8.5% | 4.8–9.1% |
| Miðflokkurinn | 10.9% | 6.0% | 5.1–7.2% | 4.9–7.5% | 4.7–7.8% | 4.3–8.4% |
| Flokkur fólksins | 6.9% | 4.9% | 4.1–6.0% | 3.9–6.3% | 3.7–6.6% | 3.4–7.1% |
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 |
|---|---|---|---|---|---|---|
| Sjálfstæðisflokkurinn | 16 | 15 | 13–17 | 13–18 | 13–18 | 13–19 |
| Framsóknarflokkurinn | 8 | 12 | 10–12 | 9–13 | 9–14 | 8–14 |
| Viðreisn | 4 | 8 | 7–9 | 6–9 | 6–9 | 6–10 |
| Samfylkingin | 7 | 7 | 6–8 | 6–9 | 6–9 | 5–10 |
| Vinstrihreyfingin – grænt framboð | 11 | 6 | 6–8 | 5–8 | 5–9 | 5–9 |
| Píratar | 6 | 6 | 5–7 | 5–8 | 5–8 | 4–8 |
| Sósíalistaflokkur Íslands | 0 | 4 | 3–5 | 3–5 | 3–5 | 0–6 |
| Miðflokkurinn | 7 | 4 | 3–4 | 1–4 | 1–5 | 1–5 |
| Flokkur fólksins | 4 | 0 | 0–3 | 0–4 | 0–4 | 0–4 |
Sjálfstæðisflokkurinn
For a full overview of the results for this party, see the Sjálfstæðisflokkurinn page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 0.4% | 100% | |
| 13 | 15% | 99.6% | |
| 14 | 23% | 84% | |
| 15 | 31% | 62% | Median |
| 16 | 15% | 30% | Last Result |
| 17 | 9% | 15% | |
| 18 | 4% | 6% | |
| 19 | 2% | 2% | |
| 20 | 0% | 0% |
Framsóknarflokkurinn
For a full overview of the results for this party, see the Framsóknarflokkurinn page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 8 | 1.1% | 100% | Last Result |
| 9 | 4% | 98.9% | |
| 10 | 18% | 95% | |
| 11 | 17% | 76% | |
| 12 | 52% | 59% | Median |
| 13 | 5% | 8% | |
| 14 | 2% | 3% | |
| 15 | 0.3% | 0.3% | |
| 16 | 0% | 0% |
Viðreisn
For a full overview of the results for this party, see the Viðreisn page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 4 | 0% | 100% | Last Result |
| 5 | 0.4% | 100% | |
| 6 | 6% | 99.6% | |
| 7 | 38% | 94% | |
| 8 | 44% | 56% | Median |
| 9 | 10% | 12% | |
| 10 | 2% | 2% | |
| 11 | 0% | 0% |
Samfylkingin
For a full overview of the results for this party, see the Samfylkingin page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 5 | 0.5% | 100% | |
| 6 | 10% | 99.5% | |
| 7 | 51% | 90% | Last Result, Median |
| 8 | 31% | 38% | |
| 9 | 7% | 7% | |
| 10 | 0.6% | 0.7% | |
| 11 | 0% | 0% |
Vinstrihreyfingin – grænt framboð
For a full overview of the results for this party, see the Vinstrihreyfingin – grænt framboð page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 4 | 0.2% | 100% | |
| 5 | 8% | 99.8% | |
| 6 | 48% | 92% | Median |
| 7 | 20% | 44% | |
| 8 | 20% | 24% | |
| 9 | 3% | 4% | |
| 10 | 0.4% | 0.4% | |
| 11 | 0% | 0% | Last Result |
Píratar
For a full overview of the results for this party, see the Píratar page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 4 | 1.0% | 100% | |
| 5 | 21% | 99.0% | |
| 6 | 52% | 78% | Last Result, Median |
| 7 | 20% | 26% | |
| 8 | 6% | 6% | |
| 9 | 0.1% | 0.2% | |
| 10 | 0% | 0% |
Sósíalistaflokkur Íslands
For a full overview of the results for this party, see the Sósíalistaflokkur Íslands page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0 | 2% | 100% | Last Result |
| 1 | 0% | 98% | |
| 2 | 0% | 98% | |
| 3 | 16% | 98% | |
| 4 | 59% | 82% | Median |
| 5 | 22% | 24% | |
| 6 | 1.2% | 1.2% | |
| 7 | 0% | 0% |
Miðflokkurinn
For a full overview of the results for this party, see the Miðflokkurinn page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 1 | 6% | 100% | |
| 2 | 0.1% | 94% | |
| 3 | 44% | 94% | |
| 4 | 45% | 50% | Median |
| 5 | 5% | 5% | |
| 6 | 0.1% | 0.1% | |
| 7 | 0% | 0% | Last Result |
Flokkur fólksins
For a full overview of the results for this party, see the Flokkur fólksins page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0 | 54% | 100% | Median |
| 1 | 0% | 46% | |
| 2 | 0% | 46% | |
| 3 | 40% | 46% | |
| 4 | 6% | 6% | Last Result |
| 5 | 0.1% | 0.1% | |
| 6 | 0% | 0% |
Coalitions

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|---|
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð | 35 | 33 | 83% | 31–35 | 31–36 | 30–36 | 29–37 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn | 31 | 30 | 12% | 28–32 | 27–32 | 27–33 | 26–35 |
| Framsóknarflokkurinn – Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 33 | 29 | 4% | 27–31 | 26–31 | 26–32 | 24–33 |
| Viðreisn – Samfylkingin – Vinstrihreyfingin – grænt framboð – Píratar | 28 | 28 | 1.1% | 26–30 | 25–31 | 24–31 | 23–32 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn | 24 | 26 | 0.2% | 25–28 | 24–29 | 23–30 | 22–31 |
| Framsóknarflokkurinn – Samfylkingin – Vinstrihreyfingin – grænt framboð | 26 | 25 | 0% | 23–27 | 23–28 | 23–28 | 22–29 |
| Sjálfstæðisflokkurinn – Samfylkingin | 23 | 22 | 0% | 21–24 | 20–25 | 20–26 | 19–26 |
| Sjálfstæðisflokkurinn – Viðreisn | 20 | 22 | 0% | 21–25 | 20–25 | 20–26 | 19–27 |
| Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð | 27 | 22 | 0% | 19–24 | 19–24 | 19–25 | 18–26 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 26 | 21 | 0% | 19–24 | 19–24 | 19–24 | 17–25 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð – Píratar | 24 | 20 | 0% | 18–22 | 18–23 | 17–23 | 16–24 |
| Sjálfstæðisflokkurinn – Miðflokkurinn | 23 | 18 | 0% | 16–20 | 16–21 | 16–22 | 15–23 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð | 19 | 18 | 0% | 16–20 | 16–20 | 16–21 | 15–22 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 25 | 17 | 0% | 16–19 | 15–20 | 15–20 | 13–21 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð | 18 | 14 | 0% | 13–16 | 12–16 | 12–17 | 11–17 |
| Vinstrihreyfingin – grænt framboð – Píratar | 17 | 13 | 0% | 11–15 | 11–15 | 10–15 | 10–16 |
| Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 18 | 10 | 0% | 9–12 | 8–12 | 8–13 | 7–13 |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 28 | 0.2% | 100% | |
| 29 | 0.7% | 99.8% | |
| 30 | 4% | 99.1% | |
| 31 | 13% | 95% | |
| 32 | 18% | 83% | Majority |
| 33 | 31% | 65% | Median |
| 34 | 16% | 34% | |
| 35 | 11% | 18% | Last Result |
| 36 | 5% | 7% | |
| 37 | 1.1% | 2% | |
| 38 | 0.4% | 0.4% | |
| 39 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 24 | 0.1% | 100% | |
| 25 | 0.3% | 99.9% | |
| 26 | 2% | 99.7% | |
| 27 | 5% | 98% | |
| 28 | 14% | 92% | |
| 29 | 15% | 79% | |
| 30 | 34% | 64% | |
| 31 | 18% | 30% | Last Result, Median |
| 32 | 8% | 12% | Majority |
| 33 | 2% | 4% | |
| 34 | 0.9% | 2% | |
| 35 | 0.7% | 0.7% | |
| 36 | 0% | 0% |
Framsóknarflokkurinn – Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 23 | 0.2% | 100% | |
| 24 | 0.7% | 99.8% | |
| 25 | 1.1% | 99.1% | |
| 26 | 5% | 98% | |
| 27 | 11% | 93% | |
| 28 | 27% | 82% | |
| 29 | 20% | 55% | Median |
| 30 | 20% | 35% | |
| 31 | 11% | 15% | |
| 32 | 3% | 4% | Majority |
| 33 | 0.6% | 0.8% | Last Result |
| 34 | 0.1% | 0.1% | |
| 35 | 0% | 0% |
Viðreisn – Samfylkingin – Vinstrihreyfingin – grænt framboð – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.2% | 100% | |
| 23 | 1.4% | 99.8% | |
| 24 | 1.2% | 98% | |
| 25 | 5% | 97% | |
| 26 | 18% | 92% | |
| 27 | 20% | 74% | Median |
| 28 | 20% | 54% | Last Result |
| 29 | 19% | 34% | |
| 30 | 9% | 15% | |
| 31 | 5% | 6% | |
| 32 | 0.8% | 1.1% | Majority |
| 33 | 0.2% | 0.3% | |
| 34 | 0.1% | 0.1% | |
| 35 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.6% | 100% | |
| 23 | 2% | 99.4% | |
| 24 | 6% | 97% | Last Result |
| 25 | 21% | 91% | |
| 26 | 21% | 70% | |
| 27 | 29% | 49% | Median |
| 28 | 13% | 20% | |
| 29 | 4% | 7% | |
| 30 | 1.5% | 3% | |
| 31 | 1.4% | 2% | |
| 32 | 0.2% | 0.2% | Majority |
| 33 | 0% | 0% |
Framsóknarflokkurinn – Samfylkingin – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 20 | 0.1% | 100% | |
| 21 | 0.3% | 99.9% | |
| 22 | 1.1% | 99.6% | |
| 23 | 9% | 98% | |
| 24 | 17% | 90% | |
| 25 | 24% | 73% | Median |
| 26 | 30% | 49% | Last Result |
| 27 | 12% | 19% | |
| 28 | 5% | 7% | |
| 29 | 2% | 2% | |
| 30 | 0.2% | 0.2% | |
| 31 | 0% | 0% |
Sjálfstæðisflokkurinn – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 18 | 0.1% | 100% | |
| 19 | 2% | 99.9% | |
| 20 | 7% | 98% | |
| 21 | 17% | 90% | |
| 22 | 34% | 73% | Median |
| 23 | 18% | 39% | Last Result |
| 24 | 12% | 21% | |
| 25 | 6% | 9% | |
| 26 | 3% | 3% | |
| 27 | 0.3% | 0.3% | |
| 28 | 0% | 0% |
Sjálfstæðisflokkurinn – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 2% | 100% | |
| 20 | 6% | 98% | Last Result |
| 21 | 15% | 93% | |
| 22 | 28% | 78% | |
| 23 | 22% | 49% | Median |
| 24 | 15% | 27% | |
| 25 | 9% | 12% | |
| 26 | 2% | 3% | |
| 27 | 0.8% | 0.8% | |
| 28 | 0% | 0% |
Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 18 | 0.9% | 100% | |
| 19 | 10% | 99.1% | |
| 20 | 14% | 89% | |
| 21 | 23% | 75% | Median |
| 22 | 21% | 52% | |
| 23 | 18% | 30% | |
| 24 | 8% | 12% | |
| 25 | 4% | 4% | |
| 26 | 0.7% | 0.8% | |
| 27 | 0.1% | 0.1% | Last Result |
| 28 | 0.1% | 0.1% | |
| 29 | 0% | 0% |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 16 | 0.2% | 100% | |
| 17 | 0.6% | 99.8% | |
| 18 | 1.4% | 99.2% | |
| 19 | 10% | 98% | |
| 20 | 8% | 88% | |
| 21 | 34% | 79% | |
| 22 | 24% | 46% | Median |
| 23 | 11% | 22% | |
| 24 | 10% | 11% | |
| 25 | 1.4% | 2% | |
| 26 | 0.3% | 0.3% | Last Result |
| 27 | 0% | 0% |
Samfylkingin – Vinstrihreyfingin – grænt framboð – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0.1% | 100% | |
| 16 | 0.5% | 99.9% | |
| 17 | 2% | 99.4% | |
| 18 | 10% | 97% | |
| 19 | 23% | 87% | Median |
| 20 | 28% | 64% | |
| 21 | 18% | 36% | |
| 22 | 11% | 18% | |
| 23 | 6% | 7% | |
| 24 | 0.8% | 0.9% | Last Result |
| 25 | 0.1% | 0.2% | |
| 26 | 0% | 0% |
Sjálfstæðisflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 14 | 0.3% | 100% | |
| 15 | 1.4% | 99.7% | |
| 16 | 9% | 98% | |
| 17 | 13% | 89% | |
| 18 | 34% | 76% | |
| 19 | 20% | 43% | Median |
| 20 | 15% | 23% | |
| 21 | 4% | 8% | |
| 22 | 3% | 3% | |
| 23 | 0.8% | 0.8% | Last Result |
| 24 | 0% | 0% |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 13 | 0.1% | 100% | |
| 14 | 0.3% | 99.9% | |
| 15 | 2% | 99.6% | |
| 16 | 12% | 98% | |
| 17 | 15% | 86% | |
| 18 | 41% | 71% | Median |
| 19 | 17% | 30% | Last Result |
| 20 | 9% | 13% | |
| 21 | 4% | 4% | |
| 22 | 0.8% | 0.9% | |
| 23 | 0% | 0% |
Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 0.2% | 100% | |
| 13 | 0.3% | 99.8% | |
| 14 | 1.5% | 99.5% | |
| 15 | 6% | 98% | |
| 16 | 19% | 92% | |
| 17 | 27% | 74% | Median |
| 18 | 25% | 46% | |
| 19 | 15% | 22% | |
| 20 | 5% | 7% | |
| 21 | 2% | 2% | |
| 22 | 0.1% | 0.1% | |
| 23 | 0% | 0% | |
| 24 | 0% | 0% | |
| 25 | 0% | 0% | Last Result |
Samfylkingin – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 10 | 0.1% | 100% | |
| 11 | 1.3% | 99.9% | |
| 12 | 6% | 98.6% | |
| 13 | 29% | 92% | Median |
| 14 | 35% | 64% | |
| 15 | 17% | 29% | |
| 16 | 9% | 12% | |
| 17 | 3% | 3% | |
| 18 | 0.2% | 0.2% | Last Result |
| 19 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 9 | 0.2% | 100% | |
| 10 | 2% | 99.8% | |
| 11 | 13% | 97% | |
| 12 | 32% | 84% | Median |
| 13 | 24% | 52% | |
| 14 | 16% | 28% | |
| 15 | 10% | 11% | |
| 16 | 1.0% | 1.1% | |
| 17 | 0.1% | 0.1% | Last Result |
| 18 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 6 | 0.5% | 100% | |
| 7 | 2% | 99.5% | |
| 8 | 6% | 98% | |
| 9 | 28% | 92% | |
| 10 | 30% | 64% | Median |
| 11 | 19% | 34% | |
| 12 | 12% | 15% | |
| 13 | 3% | 3% | |
| 14 | 0.1% | 0.1% | |
| 15 | 0% | 0% | |
| 16 | 0% | 0% | |
| 17 | 0% | 0% | |
| 18 | 0% | 0% | Last Result |
Technical Information
Opinion Poll
- Polling firm: MMR
- Commissioner(s): —
- Fieldwork period: 8–10 September 2021
Calculations
- Sample size: 910
- Simulations done: 1,048,576
- Error estimate: 1.75%