Opinion Poll by MMR, 21–28 April 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% | 28.8% | 26.9–30.7% | 26.4–31.2% | 26.0–31.7% | 25.1–32.7% |
| Vinstrihreyfingin – grænt framboð | 16.9% | 12.9% | 11.6–14.4% | 11.2–14.8% | 10.9–15.2% | 10.3–15.9% |
| Samfylkingin | 12.1% | 11.3% | 10.1–12.7% | 9.7–13.1% | 9.4–13.5% | 8.9–14.2% |
| Framsóknarflokkurinn | 10.7% | 10.6% | 9.4–12.0% | 9.1–12.3% | 8.8–12.7% | 8.2–13.4% |
| Píratar | 9.2% | 9.6% | 8.5–11.0% | 8.2–11.3% | 7.9–11.7% | 7.4–12.3% |
| Viðreisn | 6.7% | 8.8% | 7.7–10.1% | 7.4–10.4% | 7.1–10.7% | 6.6–11.4% |
| Sósíalistaflokkur Íslands | 0.0% | 6.0% | 5.1–7.1% | 4.9–7.5% | 4.7–7.7% | 4.3–8.3% |
| Miðflokkurinn | 10.9% | 5.8% | 4.9–6.9% | 4.7–7.2% | 4.5–7.5% | 4.1–8.0% |
| Flokkur fólksins | 6.9% | 4.8% | 4.0–5.8% | 3.7–6.1% | 3.6–6.3% | 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 | 20 | 19–22 | 19–23 | 18–24 | 17–24 |
| Vinstrihreyfingin – grænt framboð | 11 | 9 | 8–10 | 7–10 | 7–10 | 6–11 |
| Samfylkingin | 7 | 7 | 6–8 | 6–9 | 6–9 | 5–10 |
| Framsóknarflokkurinn | 8 | 8 | 6–8 | 6–9 | 5–9 | 5–10 |
| Píratar | 6 | 6 | 5–7 | 5–7 | 4–8 | 4–8 |
| Viðreisn | 4 | 6 | 5–6 | 4–7 | 4–7 | 4–7 |
| Sósíalistaflokkur Íslands | 0 | 4 | 0–5 | 0–5 | 0–5 | 0–5 |
| Miðflokkurinn | 7 | 3 | 1–4 | 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 |
|---|---|---|---|
| 16 | 0.1% | 100% | Last Result |
| 17 | 0.5% | 99.9% | |
| 18 | 3% | 99.4% | |
| 19 | 37% | 97% | |
| 20 | 31% | 59% | Median |
| 21 | 16% | 29% | |
| 22 | 8% | 13% | |
| 23 | 3% | 5% | |
| 24 | 2% | 3% | |
| 25 | 0.4% | 0.4% | |
| 26 | 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 |
|---|---|---|---|
| 6 | 0.7% | 100% | |
| 7 | 7% | 99.3% | |
| 8 | 31% | 93% | |
| 9 | 36% | 62% | Median |
| 10 | 25% | 26% | |
| 11 | 0.9% | 1.0% | Last Result |
| 12 | 0.1% | 0.1% | |
| 13 | 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 | 0.6% | 100% | |
| 6 | 19% | 99.4% | |
| 7 | 46% | 81% | Last Result, Median |
| 8 | 28% | 34% | |
| 9 | 5% | 6% | |
| 10 | 0.8% | 0.8% | |
| 11 | 0% | 0% |
Framsóknarflokkurinn
For a full overview of the results for this party, see the Framsóknarflokkurinn page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 4 | 0.2% | 100% | |
| 5 | 2% | 99.8% | |
| 6 | 13% | 97% | |
| 7 | 19% | 84% | |
| 8 | 58% | 65% | Last Result, Median |
| 9 | 5% | 7% | |
| 10 | 2% | 2% | |
| 11 | 0.2% | 0.2% | |
| 12 | 0% | 0% |
Píratar
For a full overview of the results for this party, see the Píratar page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 4 | 3% | 100% | |
| 5 | 18% | 97% | |
| 6 | 47% | 79% | Last Result, Median |
| 7 | 28% | 32% | |
| 8 | 4% | 4% | |
| 9 | 0.1% | 0.1% | |
| 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 | 5% | 100% | Last Result |
| 5 | 42% | 95% | |
| 6 | 46% | 53% | Median |
| 7 | 7% | 7% | |
| 8 | 0.4% | 0.4% | |
| 9 | 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 | 11% | 100% | Last Result |
| 1 | 0% | 89% | |
| 2 | 0.2% | 89% | |
| 3 | 23% | 89% | |
| 4 | 54% | 65% | Median |
| 5 | 11% | 11% | |
| 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 | 0.2% | 100% | |
| 1 | 17% | 99.8% | |
| 2 | 0.2% | 83% | |
| 3 | 35% | 83% | Median |
| 4 | 45% | 48% | |
| 5 | 3% | 3% | |
| 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 | 66% | 100% | Median |
| 1 | 0% | 34% | |
| 2 | 0.2% | 34% | |
| 3 | 28% | 34% | |
| 4 | 6% | 6% | Last Result |
| 5 | 0% | 0% |
Coalitions

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|---|
| Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn | 35 | 36 | 100% | 35–38 | 34–39 | 34–39 | 33–40 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn | 31 | 31 | 29% | 29–32 | 29–33 | 28–34 | 27–35 |
| Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð | 27 | 29 | 5% | 27–31 | 27–31 | 26–32 | 26–34 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn | 24 | 28 | 0.4% | 26–29 | 26–30 | 25–31 | 24–31 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Píratar – Viðreisn | 28 | 28 | 1.0% | 25–30 | 25–30 | 25–31 | 23–32 |
| Sjálfstæðisflokkurinn – Samfylkingin | 23 | 27 | 2% | 26–29 | 25–30 | 25–31 | 24–32 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Framsóknarflokkurinn – Miðflokkurinn | 33 | 27 | 0% | 25–29 | 24–29 | 24–29 | 22–31 |
| Sjálfstæðisflokkurinn – Viðreisn | 20 | 25 | 0% | 24–28 | 24–28 | 23–29 | 22–30 |
| Sjálfstæðisflokkurinn – Miðflokkurinn | 23 | 23 | 0% | 22–25 | 21–26 | 21–27 | 20–28 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Framsóknarflokkurinn | 26 | 24 | 0% | 22–25 | 21–26 | 21–26 | 20–27 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Píratar | 24 | 22 | 0% | 20–24 | 20–24 | 19–25 | 19–26 |
| Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn – Miðflokkurinn | 26 | 20 | 0% | 18–21 | 17–22 | 17–22 | 16–23 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Miðflokkurinn | 25 | 19 | 0% | 17–21 | 17–21 | 17–22 | 15–23 |
| Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn | 19 | 16 | 0% | 15–18 | 14–18 | 14–18 | 13–20 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin | 18 | 16 | 0% | 14–17 | 14–18 | 14–18 | 13–19 |
| Vinstrihreyfingin – grænt framboð – Píratar | 17 | 15 | 0% | 13–16 | 13–17 | 13–17 | 12–18 |
| Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 18 | 12 | 0% | 10–14 | 10–14 | 9–14 | 9–15 |
Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 32 | 0.2% | 100% | Majority |
| 33 | 1.4% | 99.8% | |
| 34 | 7% | 98% | |
| 35 | 18% | 91% | Last Result |
| 36 | 27% | 73% | |
| 37 | 24% | 46% | Median |
| 38 | 12% | 22% | |
| 39 | 7% | 10% | |
| 40 | 2% | 2% | |
| 41 | 0.4% | 0.5% | |
| 42 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 26 | 0.2% | 100% | |
| 27 | 0.7% | 99.8% | |
| 28 | 3% | 99.1% | |
| 29 | 14% | 96% | |
| 30 | 23% | 82% | |
| 31 | 29% | 59% | Last Result, Median |
| 32 | 19% | 29% | Majority |
| 33 | 7% | 10% | |
| 34 | 2% | 3% | |
| 35 | 1.4% | 2% | |
| 36 | 0.2% | 0.2% | |
| 37 | 0% | 0% |
Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 25 | 0.3% | 100% | |
| 26 | 4% | 99.7% | |
| 27 | 13% | 96% | Last Result |
| 28 | 24% | 83% | |
| 29 | 30% | 59% | Median |
| 30 | 15% | 28% | |
| 31 | 8% | 13% | |
| 32 | 3% | 5% | Majority |
| 33 | 1.3% | 2% | |
| 34 | 0.7% | 0.9% | |
| 35 | 0.1% | 0.2% | |
| 36 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 24 | 0.6% | 100% | Last Result |
| 25 | 4% | 99.4% | |
| 26 | 14% | 95% | |
| 27 | 31% | 81% | |
| 28 | 26% | 50% | Median |
| 29 | 17% | 25% | |
| 30 | 5% | 8% | |
| 31 | 2% | 3% | |
| 32 | 0.3% | 0.4% | Majority |
| 33 | 0% | 0.1% | |
| 34 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Píratar – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.1% | 100% | |
| 23 | 0.6% | 99.9% | |
| 24 | 2% | 99.3% | |
| 25 | 8% | 98% | |
| 26 | 11% | 89% | |
| 27 | 20% | 78% | |
| 28 | 27% | 58% | Last Result, Median |
| 29 | 16% | 30% | |
| 30 | 11% | 14% | |
| 31 | 2% | 3% | |
| 32 | 0.7% | 1.0% | Majority |
| 33 | 0.2% | 0.3% | |
| 34 | 0.1% | 0.1% | |
| 35 | 0% | 0% |
Sjálfstæðisflokkurinn – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 23 | 0.1% | 100% | Last Result |
| 24 | 0.6% | 99.9% | |
| 25 | 8% | 99.4% | |
| 26 | 25% | 91% | |
| 27 | 25% | 66% | Median |
| 28 | 28% | 42% | |
| 29 | 6% | 14% | |
| 30 | 3% | 8% | |
| 31 | 2% | 4% | |
| 32 | 2% | 2% | Majority |
| 33 | 0.1% | 0.1% | |
| 34 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 21 | 0.1% | 100% | |
| 22 | 0.5% | 99.9% | |
| 23 | 0.9% | 99.4% | |
| 24 | 6% | 98% | |
| 25 | 12% | 92% | |
| 26 | 22% | 80% | |
| 27 | 27% | 58% | Median |
| 28 | 19% | 32% | |
| 29 | 11% | 13% | |
| 30 | 2% | 2% | |
| 31 | 0.5% | 0.5% | |
| 32 | 0% | 0% | Majority |
| 33 | 0% | 0% | Last Result |
Sjálfstæðisflokkurinn – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 20 | 0% | 100% | Last Result |
| 21 | 0% | 100% | |
| 22 | 0.5% | 99.9% | |
| 23 | 2% | 99.5% | |
| 24 | 20% | 97% | |
| 25 | 30% | 77% | |
| 26 | 24% | 47% | Median |
| 27 | 12% | 23% | |
| 28 | 7% | 11% | |
| 29 | 2% | 4% | |
| 30 | 2% | 2% | |
| 31 | 0.2% | 0.2% | |
| 32 | 0% | 0% | Majority |
Sjálfstæðisflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 0.2% | 100% | |
| 20 | 2% | 99.8% | |
| 21 | 6% | 98% | |
| 22 | 22% | 92% | |
| 23 | 32% | 70% | Last Result, Median |
| 24 | 23% | 38% | |
| 25 | 10% | 15% | |
| 26 | 3% | 6% | |
| 27 | 1.3% | 3% | |
| 28 | 1.3% | 1.4% | |
| 29 | 0.1% | 0.1% | |
| 30 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 18 | 0.1% | 100% | |
| 19 | 0.3% | 99.9% | |
| 20 | 0.7% | 99.6% | |
| 21 | 5% | 99.0% | |
| 22 | 13% | 93% | |
| 23 | 27% | 80% | |
| 24 | 30% | 54% | Median |
| 25 | 18% | 24% | |
| 26 | 5% | 7% | Last Result |
| 27 | 1.1% | 1.4% | |
| 28 | 0.2% | 0.3% | |
| 29 | 0.1% | 0.1% | |
| 30 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 17 | 0.1% | 100% | |
| 18 | 0.3% | 99.9% | |
| 19 | 4% | 99.6% | |
| 20 | 10% | 96% | |
| 21 | 17% | 86% | |
| 22 | 27% | 69% | Median |
| 23 | 26% | 42% | |
| 24 | 13% | 17% | Last Result |
| 25 | 3% | 4% | |
| 26 | 0.9% | 1.1% | |
| 27 | 0.1% | 0.2% | |
| 28 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 14 | 0.1% | 100% | |
| 15 | 0.4% | 99.9% | |
| 16 | 2% | 99.5% | |
| 17 | 6% | 98% | |
| 18 | 17% | 92% | |
| 19 | 24% | 75% | |
| 20 | 23% | 51% | Median |
| 21 | 18% | 28% | |
| 22 | 8% | 10% | |
| 23 | 2% | 2% | |
| 24 | 0.1% | 0.1% | |
| 25 | 0% | 0% | |
| 26 | 0% | 0% | Last Result |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0.6% | 100% | |
| 16 | 2% | 99.4% | |
| 17 | 12% | 98% | |
| 18 | 18% | 86% | |
| 19 | 22% | 68% | Median |
| 20 | 27% | 46% | |
| 21 | 15% | 19% | |
| 22 | 3% | 4% | |
| 23 | 1.0% | 1.1% | |
| 24 | 0.1% | 0.1% | |
| 25 | 0% | 0% | Last Result |
Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 0.3% | 100% | |
| 13 | 0.9% | 99.7% | |
| 14 | 4% | 98.8% | |
| 15 | 21% | 95% | |
| 16 | 25% | 73% | |
| 17 | 30% | 49% | Median |
| 18 | 16% | 18% | |
| 19 | 1.4% | 2% | Last Result |
| 20 | 0.9% | 0.9% | |
| 21 | 0.1% | 0.1% | |
| 22 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 0.1% | 100% | |
| 13 | 0.6% | 99.9% | |
| 14 | 12% | 99.2% | |
| 15 | 20% | 88% | |
| 16 | 30% | 67% | Median |
| 17 | 29% | 38% | |
| 18 | 7% | 8% | Last Result |
| 19 | 2% | 2% | |
| 20 | 0.3% | 0.3% | |
| 21 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 11 | 0.4% | 100% | |
| 12 | 2% | 99.6% | |
| 13 | 8% | 98% | |
| 14 | 26% | 90% | |
| 15 | 30% | 64% | Median |
| 16 | 25% | 33% | |
| 17 | 7% | 8% | Last Result |
| 18 | 0.7% | 0.7% | |
| 19 | 0.1% | 0.1% | |
| 20 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 8 | 0.4% | 100% | |
| 9 | 4% | 99.6% | |
| 10 | 8% | 96% | |
| 11 | 22% | 88% | |
| 12 | 29% | 65% | Median |
| 13 | 23% | 36% | |
| 14 | 12% | 13% | |
| 15 | 0.7% | 0.8% | |
| 16 | 0% | 0% | |
| 17 | 0% | 0% | |
| 18 | 0% | 0% | Last Result |
Technical Information
Opinion Poll
- Polling firm: MMR
- Commissioner(s): —
- Fieldwork period: 21–28 April 2021
Calculations
- Sample size: 946
- Simulations done: 1,048,576
- Error estimate: 1.58%