Opinion Poll by MMR, 25 May–1 June 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% | 24.6% | 22.9–26.5% | 22.4–27.0% | 22.0–27.4% | 21.2–28.3% |
| Píratar | 9.2% | 13.5% | 12.1–15.0% | 11.8–15.4% | 11.4–15.8% | 10.8–16.5% |
| Framsóknarflokkurinn | 10.7% | 12.5% | 11.2–14.0% | 10.9–14.4% | 10.6–14.8% | 10.0–15.5% |
| Vinstrihreyfingin – grænt framboð | 16.9% | 11.0% | 9.8–12.5% | 9.5–12.8% | 9.2–13.2% | 8.7–13.9% |
| Viðreisn | 6.7% | 11.0% | 9.8–12.5% | 9.5–12.8% | 9.2–13.2% | 8.7–13.9% |
| Samfylkingin | 12.1% | 10.9% | 9.7–12.3% | 9.4–12.7% | 9.1–13.1% | 8.6–13.8% |
| Miðflokkurinn | 10.9% | 6.5% | 5.6–7.7% | 5.3–8.0% | 5.1–8.3% | 4.7–8.9% |
| Sósíalistaflokkur Íslands | 0.0% | 5.6% | 4.7–6.6% | 4.5–7.0% | 4.3–7.2% | 3.9–7.8% |
| Flokkur fólksins | 6.9% | 2.8% | 2.3–3.7% | 2.1–3.9% | 2.0–4.1% | 1.7–4.5% |
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 | 18 | 15–19 | 15–19 | 15–19 | 14–20 |
| Píratar | 6 | 9 | 8–10 | 8–10 | 7–10 | 7–11 |
| Framsóknarflokkurinn | 8 | 8 | 8–10 | 8–11 | 8–11 | 7–12 |
| Vinstrihreyfingin – grænt framboð | 11 | 7 | 6–8 | 6–8 | 6–9 | 5–9 |
| Viðreisn | 4 | 7 | 6–8 | 6–9 | 6–9 | 5–9 |
| Samfylkingin | 7 | 7 | 6–8 | 6–8 | 6–9 | 5–9 |
| Miðflokkurinn | 7 | 4 | 3–5 | 3–5 | 3–5 | 1–6 |
| Sósíalistaflokkur Íslands | 0 | 3 | 0–4 | 0–4 | 0–5 | 0–5 |
| Flokkur fólksins | 4 | 0 | 0 | 0 | 0 | 0 |
Sjálfstæðisflokkurinn
For a full overview of the results for this party, see the Sjálfstæðisflokkurinn page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 13 | 0.1% | 100% | |
| 14 | 1.5% | 99.9% | |
| 15 | 10% | 98% | |
| 16 | 19% | 89% | Last Result |
| 17 | 19% | 70% | |
| 18 | 32% | 51% | Median |
| 19 | 17% | 18% | |
| 20 | 1.3% | 1.4% | |
| 21 | 0.1% | 0.1% | |
| 22 | 0% | 0% |
Píratar
For a full overview of the results for this party, see the Píratar page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 6 | 0.1% | 100% | Last Result |
| 7 | 3% | 99.8% | |
| 8 | 33% | 97% | |
| 9 | 44% | 64% | Median |
| 10 | 18% | 20% | |
| 11 | 2% | 2% | |
| 12 | 0.1% | 0.1% | |
| 13 | 0% | 0% |
Framsóknarflokkurinn
For a full overview of the results for this party, see the Framsóknarflokkurinn page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 6 | 0.3% | 100% | |
| 7 | 2% | 99.7% | |
| 8 | 55% | 98% | Last Result, Median |
| 9 | 24% | 43% | |
| 10 | 12% | 19% | |
| 11 | 6% | 7% | |
| 12 | 1.3% | 1.3% | |
| 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 | 1.0% | 100% | |
| 6 | 24% | 99.0% | |
| 7 | 40% | 75% | Median |
| 8 | 31% | 35% | |
| 9 | 4% | 4% | |
| 10 | 0.4% | 0.4% | |
| 11 | 0% | 0% | Last Result |
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 | 0.7% | 100% | |
| 6 | 19% | 99.3% | |
| 7 | 45% | 80% | Median |
| 8 | 30% | 35% | |
| 9 | 5% | 5% | |
| 10 | 0.2% | 0.2% | |
| 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 | 1.4% | 100% | |
| 6 | 21% | 98.6% | |
| 7 | 48% | 78% | Last Result, Median |
| 8 | 26% | 30% | |
| 9 | 3% | 4% | |
| 10 | 0.2% | 0.2% | |
| 11 | 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 | 1.5% | 100% | |
| 2 | 0.3% | 98% | |
| 3 | 14% | 98% | |
| 4 | 66% | 84% | Median |
| 5 | 17% | 18% | |
| 6 | 0.9% | 1.0% | |
| 7 | 0% | 0% | Last Result |
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 | 20% | 100% | Last Result |
| 1 | 0% | 80% | |
| 2 | 0% | 80% | |
| 3 | 45% | 80% | Median |
| 4 | 33% | 35% | |
| 5 | 3% | 3% | |
| 6 | 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 | 99.9% | 100% | Median |
| 1 | 0% | 0.1% | |
| 2 | 0% | 0.1% | |
| 3 | 0.1% | 0.1% | |
| 4 | 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 | 33 | 83% | 31–35 | 31–35 | 30–36 | 30–37 |
| Píratar – Vinstrihreyfingin – grænt framboð – Viðreisn – Samfylkingin | 28 | 30 | 27% | 28–32 | 28–33 | 28–33 | 26–35 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn | 31 | 30 | 12% | 28–32 | 28–32 | 27–33 | 26–34 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Samfylkingin – Miðflokkurinn | 33 | 27 | 0.1% | 25–29 | 25–29 | 25–30 | 24–31 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn | 24 | 26 | 0% | 24–28 | 24–28 | 23–29 | 23–30 |
| Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð | 27 | 25 | 0% | 22–26 | 22–26 | 22–27 | 21–28 |
| Sjálfstæðisflokkurinn – Samfylkingin | 23 | 25 | 0% | 22–26 | 22–26 | 21–27 | 21–27 |
| Sjálfstæðisflokkurinn – Viðreisn | 20 | 25 | 0% | 23–26 | 22–26 | 21–27 | 21–28 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Samfylkingin | 26 | 23 | 0% | 21–25 | 21–25 | 21–26 | 20–27 |
| Píratar – Vinstrihreyfingin – grænt framboð – Samfylkingin | 24 | 23 | 0% | 21–25 | 21–25 | 21–26 | 20–27 |
| Sjálfstæðisflokkurinn – Miðflokkurinn | 23 | 22 | 0% | 19–23 | 19–23 | 18–24 | 17–25 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 26 | 20 | 0% | 18–21 | 18–22 | 18–23 | 17–24 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Miðflokkurinn | 25 | 18 | 0% | 17–20 | 16–20 | 16–21 | 15–22 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð | 19 | 16 | 0% | 14–18 | 14–18 | 14–18 | 14–19 |
| Píratar – Vinstrihreyfingin – grænt framboð | 17 | 16 | 0% | 14–17 | 14–18 | 14–18 | 13–19 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin | 18 | 14 | 0% | 13–16 | 13–16 | 12–17 | 11–17 |
| Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 18 | 11 | 0% | 10–12 | 10–13 | 9–13 | 8–14 |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 29 | 0.2% | 100% | |
| 30 | 3% | 99.8% | |
| 31 | 13% | 97% | |
| 32 | 18% | 83% | Majority |
| 33 | 22% | 65% | Median |
| 34 | 27% | 43% | |
| 35 | 12% | 16% | Last Result |
| 36 | 4% | 5% | |
| 37 | 0.6% | 0.7% | |
| 38 | 0.1% | 0.1% | |
| 39 | 0% | 0% |
Píratar – Vinstrihreyfingin – grænt framboð – Viðreisn – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 25 | 0.1% | 100% | |
| 26 | 0.6% | 99.9% | |
| 27 | 2% | 99.3% | |
| 28 | 13% | 98% | Last Result |
| 29 | 17% | 84% | |
| 30 | 28% | 67% | Median |
| 31 | 12% | 39% | |
| 32 | 18% | 27% | Majority |
| 33 | 8% | 10% | |
| 34 | 0.9% | 1.4% | |
| 35 | 0.4% | 0.5% | |
| 36 | 0.1% | 0.1% | |
| 37 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 25 | 0.1% | 100% | |
| 26 | 0.6% | 99.9% | |
| 27 | 4% | 99.3% | |
| 28 | 12% | 95% | |
| 29 | 19% | 83% | |
| 30 | 25% | 63% | Median |
| 31 | 27% | 39% | Last Result |
| 32 | 9% | 12% | Majority |
| 33 | 3% | 3% | |
| 34 | 0.6% | 0.7% | |
| 35 | 0.1% | 0.1% | |
| 36 | 0% | 0% |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Samfylkingin – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 23 | 0.1% | 100% | |
| 24 | 2% | 99.9% | |
| 25 | 15% | 98% | |
| 26 | 26% | 83% | Median |
| 27 | 20% | 57% | |
| 28 | 26% | 37% | |
| 29 | 7% | 11% | |
| 30 | 3% | 5% | |
| 31 | 1.2% | 1.3% | |
| 32 | 0.1% | 0.1% | Majority |
| 33 | 0% | 0% | Last Result |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.3% | 100% | |
| 23 | 4% | 99.7% | |
| 24 | 13% | 96% | Last Result |
| 25 | 20% | 83% | |
| 26 | 25% | 62% | Median |
| 27 | 25% | 38% | |
| 28 | 8% | 13% | |
| 29 | 4% | 5% | |
| 30 | 0.6% | 0.7% | |
| 31 | 0.1% | 0.1% | |
| 32 | 0% | 0% | Majority |
Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 20 | 0.3% | 100% | |
| 21 | 2% | 99.7% | |
| 22 | 8% | 98% | |
| 23 | 17% | 90% | |
| 24 | 21% | 73% | |
| 25 | 28% | 52% | Median |
| 26 | 21% | 25% | |
| 27 | 3% | 3% | Last Result |
| 28 | 0.5% | 0.6% | |
| 29 | 0.1% | 0.1% | |
| 30 | 0% | 0% |
Sjálfstæðisflokkurinn – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 20 | 0.4% | 100% | |
| 21 | 3% | 99.6% | |
| 22 | 8% | 97% | |
| 23 | 14% | 89% | Last Result |
| 24 | 24% | 74% | |
| 25 | 28% | 51% | Median |
| 26 | 20% | 23% | |
| 27 | 3% | 3% | |
| 28 | 0.4% | 0.4% | |
| 29 | 0% | 0% |
Sjálfstæðisflokkurinn – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 20 | 0.2% | 100% | Last Result |
| 21 | 2% | 99.8% | |
| 22 | 7% | 97% | |
| 23 | 16% | 91% | |
| 24 | 25% | 75% | |
| 25 | 22% | 51% | Median |
| 26 | 25% | 28% | |
| 27 | 3% | 4% | |
| 28 | 0.6% | 0.7% | |
| 29 | 0% | 0% |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 0.1% | 100% | |
| 20 | 1.3% | 99.9% | |
| 21 | 14% | 98.6% | |
| 22 | 28% | 85% | Median |
| 23 | 22% | 57% | |
| 24 | 21% | 35% | |
| 25 | 11% | 14% | |
| 26 | 2% | 3% | Last Result |
| 27 | 0.5% | 0.7% | |
| 28 | 0.1% | 0.1% | |
| 29 | 0% | 0% |
Píratar – Vinstrihreyfingin – grænt framboð – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 0.2% | 100% | |
| 20 | 2% | 99.8% | |
| 21 | 12% | 98% | |
| 22 | 21% | 86% | |
| 23 | 30% | 65% | Median |
| 24 | 18% | 35% | Last Result |
| 25 | 14% | 17% | |
| 26 | 3% | 3% | |
| 27 | 0.8% | 0.9% | |
| 28 | 0.1% | 0.1% | |
| 29 | 0% | 0% |
Sjálfstæðisflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 16 | 0.1% | 100% | |
| 17 | 0.5% | 99.9% | |
| 18 | 2% | 99.4% | |
| 19 | 9% | 97% | |
| 20 | 17% | 88% | |
| 21 | 20% | 71% | |
| 22 | 31% | 50% | Median |
| 23 | 17% | 19% | Last Result |
| 24 | 2% | 3% | |
| 25 | 0.6% | 0.6% | |
| 26 | 0% | 0% |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 16 | 0.1% | 100% | |
| 17 | 1.0% | 99.9% | |
| 18 | 15% | 98.9% | |
| 19 | 27% | 84% | Median |
| 20 | 26% | 56% | |
| 21 | 21% | 31% | |
| 22 | 7% | 10% | |
| 23 | 2% | 3% | |
| 24 | 0.7% | 0.7% | |
| 25 | 0.1% | 0.1% | |
| 26 | 0% | 0% | Last Result |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 14 | 0.4% | 100% | |
| 15 | 1.3% | 99.6% | |
| 16 | 4% | 98% | |
| 17 | 26% | 95% | |
| 18 | 29% | 69% | Median |
| 19 | 22% | 40% | |
| 20 | 13% | 18% | |
| 21 | 3% | 4% | |
| 22 | 1.0% | 1.1% | |
| 23 | 0.1% | 0.1% | |
| 24 | 0% | 0% | |
| 25 | 0% | 0% | Last Result |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 0.1% | 100% | |
| 13 | 0.4% | 99.9% | |
| 14 | 15% | 99.5% | |
| 15 | 28% | 85% | Median |
| 16 | 29% | 57% | |
| 17 | 17% | 28% | |
| 18 | 9% | 11% | |
| 19 | 2% | 2% | Last Result |
| 20 | 0.2% | 0.2% | |
| 21 | 0% | 0% |
Píratar – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 13 | 0.8% | 100% | |
| 14 | 10% | 99.2% | |
| 15 | 27% | 89% | |
| 16 | 28% | 62% | Median |
| 17 | 25% | 35% | Last Result |
| 18 | 8% | 10% | |
| 19 | 1.3% | 2% | |
| 20 | 0.2% | 0.3% | |
| 21 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 11 | 0.5% | 100% | |
| 12 | 3% | 99.4% | |
| 13 | 26% | 96% | |
| 14 | 28% | 70% | Median |
| 15 | 29% | 42% | |
| 16 | 11% | 13% | |
| 17 | 2% | 3% | |
| 18 | 0.2% | 0.2% | Last Result |
| 19 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 7 | 0.1% | 100% | |
| 8 | 0.8% | 99.9% | |
| 9 | 3% | 99.1% | |
| 10 | 25% | 96% | |
| 11 | 34% | 71% | Median |
| 12 | 28% | 37% | |
| 13 | 8% | 9% | |
| 14 | 1.5% | 2% | |
| 15 | 0.1% | 0.1% | |
| 16 | 0% | 0% | |
| 17 | 0% | 0% | |
| 18 | 0% | 0% | Last Result |
Technical Information
Opinion Poll
- Polling firm: MMR
- Commissioner(s): —
- Fieldwork period: 25 May–1 June 2021
Calculations
- Sample size: 951
- Simulations done: 1,048,576
- Error estimate: 2.03%