Opinion Poll by MMR for Morgunblaðið, 21–22 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% | 21.8% | 20.1–23.6% | 19.6–24.1% | 19.2–24.6% | 18.4–25.5% |
| Framsóknarflokkurinn | 10.7% | 14.3% | 12.9–15.9% | 12.5–16.3% | 12.2–16.7% | 11.5–17.5% |
| Samfylkingin | 12.1% | 13.9% | 12.5–15.4% | 12.1–15.9% | 11.8–16.3% | 11.1–17.0% |
| Vinstrihreyfingin – grænt framboð | 16.9% | 11.0% | 9.8–12.4% | 9.4–12.8% | 9.1–13.2% | 8.6–13.9% |
| Píratar | 9.2% | 10.7% | 9.4–12.1% | 9.1–12.5% | 8.8–12.8% | 8.3–13.6% |
| Viðreisn | 6.7% | 10.1% | 8.9–11.5% | 8.6–11.9% | 8.3–12.3% | 7.8–13.0% |
| Flokkur fólksins | 6.9% | 7.3% | 6.3–8.5% | 6.0–8.8% | 5.7–9.1% | 5.3–9.8% |
| Sósíalistaflokkur Íslands | 0.0% | 6.1% | 5.2–7.2% | 4.9–7.5% | 4.7–7.8% | 4.3–8.4% |
| Miðflokkurinn | 10.9% | 4.7% | 3.9–5.8% | 3.7–6.1% | 3.5–6.3% | 3.2–6.8% |
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 | 14 | 13–16 | 13–16 | 13–17 | 12–18 |
| Framsóknarflokkurinn | 8 | 11 | 9–12 | 9–12 | 8–13 | 8–13 |
| Samfylkingin | 7 | 9 | 8–10 | 8–10 | 7–10 | 7–11 |
| Vinstrihreyfingin – grænt framboð | 11 | 7 | 6–8 | 6–8 | 5–9 | 5–10 |
| Píratar | 6 | 7 | 6–8 | 5–8 | 5–8 | 5–9 |
| Viðreisn | 4 | 6 | 5–7 | 5–7 | 5–8 | 4–8 |
| Flokkur fólksins | 4 | 4 | 3–5 | 3–5 | 3–6 | 3–6 |
| Sósíalistaflokkur Íslands | 0 | 4 | 3–4 | 0–4 | 0–5 | 0–5 |
| Miðflokkurinn | 7 | 1 | 1–3 | 0–3 | 0–3 | 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 | 0.6% | 100% | |
| 13 | 14% | 99.3% | |
| 14 | 55% | 85% | Median |
| 15 | 20% | 31% | |
| 16 | 7% | 11% | Last Result |
| 17 | 2% | 4% | |
| 18 | 1.5% | 2% | |
| 19 | 0.4% | 0.4% | |
| 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 | 3% | 100% | Last Result |
| 9 | 20% | 97% | |
| 10 | 22% | 78% | |
| 11 | 24% | 55% | Median |
| 12 | 28% | 32% | |
| 13 | 3% | 4% | |
| 14 | 0.4% | 0.4% | |
| 15 | 0% | 0% |
Samfylkingin
For a full overview of the results for this party, see the Samfylkingin page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 6 | 0.3% | 100% | |
| 7 | 3% | 99.7% | Last Result |
| 8 | 34% | 97% | |
| 9 | 31% | 63% | Median |
| 10 | 30% | 32% | |
| 11 | 2% | 2% | |
| 12 | 0.4% | 0.5% | |
| 13 | 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 |
|---|---|---|---|
| 5 | 3% | 100% | |
| 6 | 40% | 97% | |
| 7 | 31% | 57% | Median |
| 8 | 22% | 25% | |
| 9 | 3% | 4% | |
| 10 | 0.8% | 0.8% | |
| 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 | 0.1% | 100% | |
| 5 | 8% | 99.9% | |
| 6 | 35% | 92% | Last Result |
| 7 | 41% | 57% | Median |
| 8 | 15% | 16% | |
| 9 | 0.5% | 0.6% | |
| 10 | 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 | 0.7% | 100% | Last Result |
| 5 | 12% | 99.3% | |
| 6 | 59% | 87% | Median |
| 7 | 23% | 27% | |
| 8 | 4% | 5% | |
| 9 | 0.1% | 0.1% | |
| 10 | 0% | 0% |
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 | 0.1% | 100% | |
| 1 | 0% | 99.9% | |
| 2 | 0% | 99.9% | |
| 3 | 19% | 99.9% | |
| 4 | 42% | 81% | Last Result, Median |
| 5 | 35% | 39% | |
| 6 | 3% | 4% | |
| 7 | 0.1% | 0.1% | |
| 8 | 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 | 8% | 100% | Last Result |
| 1 | 0% | 92% | |
| 2 | 0% | 92% | |
| 3 | 14% | 92% | |
| 4 | 75% | 78% | Median |
| 5 | 4% | 4% | |
| 6 | 0.1% | 0.1% | |
| 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 |
|---|---|---|---|
| 0 | 6% | 100% | |
| 1 | 63% | 94% | Median |
| 2 | 0.3% | 31% | |
| 3 | 29% | 31% | |
| 4 | 2% | 2% | |
| 5 | 0% | 0% | |
| 6 | 0% | 0% | |
| 7 | 0% | 0% | Last Result |
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 | 32 | 56% | 30–34 | 30–34 | 29–35 | 28–36 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð – Píratar – Viðreisn | 28 | 29 | 2% | 27–31 | 26–31 | 26–31 | 25–33 |
| Framsóknarflokkurinn – Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 33 | 27 | 0.9% | 26–30 | 26–31 | 25–31 | 25–32 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn | 31 | 27 | 0.3% | 25–28 | 24–29 | 24–30 | 23–31 |
| Framsóknarflokkurinn – Samfylkingin – Vinstrihreyfingin – grænt framboð | 26 | 26 | 0% | 24–29 | 24–29 | 24–29 | 23–30 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn | 24 | 25 | 0% | 23–27 | 22–27 | 22–28 | 22–30 |
| Sjálfstæðisflokkurinn – Samfylkingin | 23 | 23 | 0% | 22–25 | 22–25 | 21–26 | 20–28 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð – Píratar | 24 | 22 | 0% | 21–24 | 20–24 | 20–25 | 19–26 |
| Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð | 27 | 21 | 0% | 20–23 | 19–23 | 19–24 | 18–25 |
| Sjálfstæðisflokkurinn – Viðreisn | 20 | 20 | 0% | 19–22 | 19–23 | 19–23 | 18–24 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 26 | 19 | 0% | 17–21 | 17–22 | 17–22 | 16–23 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 25 | 17 | 0% | 15–19 | 15–20 | 15–21 | 14–21 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð | 19 | 17 | 0% | 16–19 | 16–19 | 15–20 | 14–21 |
| Sjálfstæðisflokkurinn – Miðflokkurinn | 23 | 16 | 0% | 15–18 | 14–18 | 14–19 | 13–21 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð | 18 | 16 | 0% | 14–17 | 14–18 | 14–18 | 13–19 |
| Vinstrihreyfingin – grænt framboð – Píratar | 17 | 13 | 0% | 12–15 | 12–15 | 11–16 | 10–17 |
| Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 18 | 8 | 0% | 7–11 | 7–11 | 6–11 | 6–12 |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 27 | 0% | 100% | |
| 28 | 2% | 99.9% | |
| 29 | 3% | 98% | |
| 30 | 13% | 96% | |
| 31 | 27% | 83% | |
| 32 | 23% | 56% | Median, Majority |
| 33 | 23% | 33% | |
| 34 | 6% | 10% | |
| 35 | 3% | 4% | Last Result |
| 36 | 0.8% | 1.0% | |
| 37 | 0.2% | 0.2% | |
| 38 | 0% | 0% |
Samfylkingin – Vinstrihreyfingin – grænt framboð – Píratar – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 23 | 0.1% | 100% | |
| 24 | 0.3% | 99.9% | |
| 25 | 1.3% | 99.6% | |
| 26 | 6% | 98% | |
| 27 | 14% | 92% | |
| 28 | 24% | 79% | Last Result |
| 29 | 31% | 54% | Median |
| 30 | 10% | 23% | |
| 31 | 11% | 13% | |
| 32 | 1.4% | 2% | Majority |
| 33 | 0.4% | 0.5% | |
| 34 | 0.1% | 0.1% | |
| 35 | 0% | 0% |
Framsóknarflokkurinn – Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 24 | 0.4% | 100% | |
| 25 | 3% | 99.6% | |
| 26 | 10% | 96% | |
| 27 | 37% | 87% | |
| 28 | 16% | 50% | Median |
| 29 | 7% | 34% | |
| 30 | 18% | 27% | |
| 31 | 8% | 9% | |
| 32 | 0.7% | 0.9% | Majority |
| 33 | 0.2% | 0.2% | Last Result |
| 34 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.1% | 100% | |
| 23 | 1.3% | 99.9% | |
| 24 | 6% | 98.6% | |
| 25 | 12% | 92% | |
| 26 | 29% | 80% | Median |
| 27 | 34% | 52% | |
| 28 | 8% | 17% | |
| 29 | 5% | 10% | |
| 30 | 3% | 5% | |
| 31 | 1.0% | 1.3% | Last Result |
| 32 | 0.2% | 0.3% | Majority |
| 33 | 0.1% | 0.1% | |
| 34 | 0% | 0% |
Framsóknarflokkurinn – Samfylkingin – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.2% | 100% | |
| 23 | 1.0% | 99.8% | |
| 24 | 12% | 98.7% | |
| 25 | 13% | 87% | |
| 26 | 31% | 74% | Last Result |
| 27 | 17% | 43% | Median |
| 28 | 11% | 26% | |
| 29 | 14% | 15% | |
| 30 | 0.8% | 1.0% | |
| 31 | 0.2% | 0.2% | |
| 32 | 0% | 0% | Majority |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 21 | 0.2% | 100% | |
| 22 | 5% | 99.8% | |
| 23 | 11% | 95% | |
| 24 | 19% | 84% | Last Result |
| 25 | 28% | 66% | Median |
| 26 | 27% | 37% | |
| 27 | 7% | 11% | |
| 28 | 3% | 4% | |
| 29 | 0.6% | 1.2% | |
| 30 | 0.6% | 0.6% | |
| 31 | 0% | 0% |
Sjálfstæðisflokkurinn – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 0.1% | 100% | |
| 20 | 0.6% | 99.9% | |
| 21 | 4% | 99.3% | |
| 22 | 25% | 95% | |
| 23 | 29% | 70% | Last Result, Median |
| 24 | 26% | 41% | |
| 25 | 11% | 15% | |
| 26 | 3% | 4% | |
| 27 | 0.7% | 1.3% | |
| 28 | 0.6% | 0.6% | |
| 29 | 0% | 0% |
Samfylkingin – Vinstrihreyfingin – grænt framboð – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 18 | 0.3% | 100% | |
| 19 | 0.9% | 99.6% | |
| 20 | 6% | 98.8% | |
| 21 | 15% | 93% | |
| 22 | 30% | 78% | |
| 23 | 29% | 48% | Median |
| 24 | 15% | 19% | Last Result |
| 25 | 3% | 5% | |
| 26 | 1.1% | 1.4% | |
| 27 | 0.2% | 0.3% | |
| 28 | 0% | 0% |
Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 18 | 0.8% | 100% | |
| 19 | 5% | 99.2% | |
| 20 | 32% | 94% | |
| 21 | 26% | 63% | Median |
| 22 | 18% | 36% | |
| 23 | 14% | 18% | |
| 24 | 3% | 4% | |
| 25 | 1.1% | 1.5% | |
| 26 | 0.4% | 0.4% | |
| 27 | 0% | 0% | Last Result |
Sjálfstæðisflokkurinn – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 17 | 0.2% | 100% | |
| 18 | 2% | 99.8% | |
| 19 | 12% | 98% | |
| 20 | 48% | 86% | Last Result, Median |
| 21 | 18% | 38% | |
| 22 | 14% | 20% | |
| 23 | 4% | 6% | |
| 24 | 2% | 2% | |
| 25 | 0.4% | 0.4% | |
| 26 | 0% | 0% |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0.4% | 100% | |
| 16 | 0.7% | 99.6% | |
| 17 | 14% | 98.9% | |
| 18 | 22% | 85% | |
| 19 | 25% | 63% | Median |
| 20 | 22% | 38% | |
| 21 | 10% | 16% | |
| 22 | 5% | 6% | |
| 23 | 0.7% | 1.0% | |
| 24 | 0.2% | 0.3% | |
| 25 | 0.1% | 0.1% | |
| 26 | 0% | 0% | Last Result |
Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 13 | 0.1% | 100% | |
| 14 | 2% | 99.9% | |
| 15 | 11% | 98% | |
| 16 | 18% | 87% | |
| 17 | 24% | 69% | Median |
| 18 | 23% | 45% | |
| 19 | 13% | 22% | |
| 20 | 5% | 10% | |
| 21 | 4% | 4% | |
| 22 | 0.3% | 0.3% | |
| 23 | 0% | 0% | |
| 24 | 0% | 0% | |
| 25 | 0% | 0% | Last Result |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 14 | 2% | 100% | |
| 15 | 2% | 98% | |
| 16 | 21% | 96% | |
| 17 | 27% | 75% | |
| 18 | 23% | 48% | Median |
| 19 | 21% | 26% | Last Result |
| 20 | 3% | 5% | |
| 21 | 1.5% | 2% | |
| 22 | 0.1% | 0.1% | |
| 23 | 0% | 0% |
Sjálfstæðisflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 13 | 0.9% | 100% | |
| 14 | 7% | 99.1% | |
| 15 | 41% | 92% | Median |
| 16 | 20% | 51% | |
| 17 | 19% | 31% | |
| 18 | 9% | 12% | |
| 19 | 2% | 3% | |
| 20 | 0.6% | 1.2% | |
| 21 | 0.5% | 0.6% | |
| 22 | 0.1% | 0.1% | |
| 23 | 0% | 0% | Last Result |
Samfylkingin – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 0.4% | 100% | |
| 13 | 1.2% | 99.6% | |
| 14 | 20% | 98% | |
| 15 | 21% | 79% | |
| 16 | 25% | 58% | Median |
| 17 | 25% | 33% | |
| 18 | 7% | 8% | Last Result |
| 19 | 1.1% | 1.2% | |
| 20 | 0.2% | 0.2% | |
| 21 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 10 | 1.0% | 100% | |
| 11 | 2% | 99.0% | |
| 12 | 12% | 97% | |
| 13 | 41% | 85% | |
| 14 | 26% | 44% | Median |
| 15 | 15% | 18% | |
| 16 | 3% | 4% | |
| 17 | 0.9% | 1.0% | Last Result |
| 18 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 5 | 0.2% | 100% | |
| 6 | 3% | 99.8% | |
| 7 | 26% | 97% | |
| 8 | 29% | 71% | Median |
| 9 | 24% | 42% | |
| 10 | 7% | 18% | |
| 11 | 9% | 11% | |
| 12 | 2% | 2% | |
| 13 | 0.3% | 0.3% | |
| 14 | 0% | 0% | |
| 15 | 0% | 0% | |
| 16 | 0% | 0% | |
| 17 | 0% | 0% | |
| 18 | 0% | 0% | Last Result |
Technical Information
Opinion Poll
- Polling firm: MMR
- Commissioner(s): Morgunblaðið
- Fieldwork period: 21–22 September 2021
Calculations
- Sample size: 909
- Simulations done: 1,048,576
- Error estimate: 1.39%