Opinion Poll by MMR, 29 March–7 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% | 23.1% | 21.4–24.9% | 20.9–25.4% | 20.5–25.9% | 19.7–26.8% |
| Samfylkingin | 12.1% | 15.4% | 14.0–17.0% | 13.6–17.5% | 13.3–17.9% | 12.6–18.7% |
| Píratar | 9.2% | 13.2% | 11.9–14.7% | 11.5–15.1% | 11.2–15.5% | 10.6–16.3% |
| Framsóknarflokkurinn | 10.7% | 11.5% | 10.2–12.9% | 9.9–13.3% | 9.6–13.7% | 9.0–14.4% |
| Vinstrihreyfingin – grænt framboð | 16.9% | 10.1% | 8.9–11.5% | 8.6–11.9% | 8.3–12.2% | 7.8–12.9% |
| Viðreisn | 6.7% | 10.0% | 8.8–11.4% | 8.5–11.8% | 8.2–12.1% | 7.7–12.8% |
| Miðflokkurinn | 10.9% | 6.9% | 6.0–8.1% | 5.7–8.4% | 5.5–8.7% | 5.0–9.3% |
| Flokkur fólksins | 6.9% | 4.7% | 3.9–5.7% | 3.7–6.0% | 3.5–6.2% | 3.2–6.8% |
| Sósíalistaflokkur Íslands | 0.0% | 4.0% | 3.3–5.0% | 3.1–5.3% | 3.0–5.5% | 2.7–6.0% |
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 | 16 | 15–18 | 14–18 | 14–18 | 13–19 |
| Samfylkingin | 7 | 11 | 9–12 | 9–12 | 9–12 | 8–13 |
| Píratar | 6 | 9 | 8–10 | 8–10 | 7–11 | 7–11 |
| Framsóknarflokkurinn | 8 | 8 | 7–10 | 7–10 | 6–10 | 6–11 |
| Vinstrihreyfingin – grænt framboð | 11 | 7 | 6–8 | 6–8 | 5–8 | 5–9 |
| Viðreisn | 4 | 7 | 6–8 | 6–8 | 5–8 | 5–9 |
| Miðflokkurinn | 7 | 5 | 4–5 | 3–6 | 3–6 | 2–6 |
| Flokkur fólksins | 4 | 0 | 0–3 | 0–4 | 0–4 | 0–4 |
| Sósíalistaflokkur Íslands | 0 | 0 | 0 | 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 |
|---|---|---|---|
| 13 | 1.4% | 100% | |
| 14 | 7% | 98.6% | |
| 15 | 18% | 91% | |
| 16 | 41% | 73% | Last Result, Median |
| 17 | 22% | 33% | |
| 18 | 8% | 11% | |
| 19 | 2% | 2% | |
| 20 | 0.2% | 0.2% | |
| 21 | 0% | 0% |
Samfylkingin
For a full overview of the results for this party, see the Samfylkingin page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 7 | 0% | 100% | Last Result |
| 8 | 1.1% | 100% | |
| 9 | 14% | 98.8% | |
| 10 | 30% | 85% | |
| 11 | 41% | 55% | Median |
| 12 | 12% | 14% | |
| 13 | 1.3% | 1.5% | |
| 14 | 0.1% | 0.1% | |
| 15 | 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 | 0.2% | 100% | Last Result |
| 7 | 5% | 99.8% | |
| 8 | 26% | 95% | |
| 9 | 44% | 69% | Median |
| 10 | 21% | 25% | |
| 11 | 3% | 3% | |
| 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 |
|---|---|---|---|
| 5 | 0.1% | 100% | |
| 6 | 3% | 99.9% | |
| 7 | 7% | 97% | |
| 8 | 55% | 90% | Last Result, Median |
| 9 | 20% | 35% | |
| 10 | 14% | 15% | |
| 11 | 2% | 2% | |
| 12 | 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 | 4% | 100% | |
| 6 | 40% | 96% | |
| 7 | 44% | 56% | Median |
| 8 | 11% | 12% | |
| 9 | 0.8% | 0.9% | |
| 10 | 0.1% | 0.1% | |
| 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 | 5% | 100% | |
| 6 | 33% | 95% | |
| 7 | 50% | 63% | Median |
| 8 | 12% | 13% | |
| 9 | 0.8% | 0.8% | |
| 10 | 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 | 0.5% | 100% | |
| 2 | 0.1% | 99.5% | |
| 3 | 5% | 99.4% | |
| 4 | 39% | 95% | |
| 5 | 50% | 55% | Median |
| 6 | 5% | 5% | |
| 7 | 0.1% | 0.1% | Last Result |
| 8 | 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 | 70% | 100% | Median |
| 1 | 0% | 30% | |
| 2 | 0% | 30% | |
| 3 | 25% | 30% | |
| 4 | 5% | 5% | Last Result |
| 5 | 0.1% | 0.1% | |
| 6 | 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 | 95% | 100% | Last Result, Median |
| 1 | 0.1% | 5% | |
| 2 | 0% | 5% | |
| 3 | 4% | 5% | |
| 4 | 1.3% | 1.3% | |
| 5 | 0% | 0% |
Coalitions

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|---|
| Samfylkingin – Píratar – Vinstrihreyfingin – grænt framboð – Viðreisn | 28 | 33 | 79% | 31–35 | 30–35 | 29–36 | 28–37 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð | 35 | 31 | 33% | 30–33 | 29–33 | 29–33 | 28–34 |
| Samfylkingin – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 33 | 30 | 16% | 28–32 | 28–32 | 27–33 | 26–33 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn | 31 | 29 | 1.5% | 27–31 | 27–31 | 26–31 | 25–32 |
| Sjálfstæðisflokkurinn – Samfylkingin | 23 | 27 | 0% | 25–29 | 24–29 | 24–29 | 23–30 |
| Samfylkingin – Píratar – Vinstrihreyfingin – grænt framboð | 24 | 26 | 0% | 24–28 | 24–28 | 23–29 | 22–30 |
| Samfylkingin – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð | 26 | 26 | 0% | 24–27 | 23–28 | 23–28 | 22–29 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn | 24 | 24 | 0% | 23–26 | 22–27 | 22–27 | 21–27 |
| Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð | 27 | 23 | 0% | 21–24 | 21–25 | 20–25 | 19–26 |
| Sjálfstæðisflokkurinn – Viðreisn | 20 | 23 | 0% | 21–24 | 20–25 | 20–25 | 19–26 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 25 | 22 | 0% | 20–23 | 20–24 | 19–24 | 18–25 |
| Sjálfstæðisflokkurinn – Miðflokkurinn | 23 | 21 | 0% | 19–22 | 19–23 | 18–23 | 17–24 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 26 | 20 | 0% | 18–21 | 18–22 | 17–22 | 16–23 |
| Samfylkingin – Vinstrihreyfingin – grænt framboð | 18 | 17 | 0% | 16–19 | 15–19 | 15–20 | 14–21 |
| Píratar – Vinstrihreyfingin – grænt framboð | 17 | 16 | 0% | 14–17 | 14–17 | 13–18 | 13–19 |
| Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð | 19 | 15 | 0% | 14–17 | 13–17 | 13–17 | 12–18 |
| Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 18 | 11 | 0% | 10–12 | 10–13 | 9–13 | 8–14 |
Samfylkingin – Píratar – Vinstrihreyfingin – grænt framboð – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 27 | 0.1% | 100% | |
| 28 | 0.4% | 99.9% | Last Result |
| 29 | 3% | 99.5% | |
| 30 | 6% | 97% | |
| 31 | 12% | 91% | |
| 32 | 16% | 79% | Majority |
| 33 | 22% | 62% | |
| 34 | 28% | 40% | Median |
| 35 | 10% | 12% | |
| 36 | 2% | 3% | |
| 37 | 0.5% | 0.6% | |
| 38 | 0.1% | 0.1% | |
| 39 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 27 | 0.4% | 100% | |
| 28 | 2% | 99.6% | |
| 29 | 8% | 98% | |
| 30 | 16% | 90% | |
| 31 | 42% | 75% | Median |
| 32 | 16% | 33% | Majority |
| 33 | 15% | 17% | |
| 34 | 2% | 2% | |
| 35 | 0.4% | 0.5% | Last Result |
| 36 | 0% | 0% |
Samfylkingin – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 25 | 0.2% | 100% | |
| 26 | 0.8% | 99.8% | |
| 27 | 3% | 99.0% | |
| 28 | 9% | 96% | |
| 29 | 18% | 87% | |
| 30 | 27% | 69% | |
| 31 | 26% | 42% | Median |
| 32 | 12% | 16% | Majority |
| 33 | 4% | 4% | Last Result |
| 34 | 0.4% | 0.5% | |
| 35 | 0.1% | 0.1% | |
| 36 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 24 | 0.1% | 100% | |
| 25 | 0.7% | 99.9% | |
| 26 | 4% | 99.2% | |
| 27 | 8% | 96% | |
| 28 | 17% | 87% | |
| 29 | 35% | 70% | Median |
| 30 | 22% | 35% | |
| 31 | 12% | 13% | Last Result |
| 32 | 1.3% | 1.5% | Majority |
| 33 | 0.2% | 0.2% | |
| 34 | 0% | 0% |
Sjálfstæðisflokkurinn – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.1% | 100% | |
| 23 | 1.1% | 99.9% | Last Result |
| 24 | 7% | 98.8% | |
| 25 | 9% | 91% | |
| 26 | 27% | 82% | |
| 27 | 31% | 55% | Median |
| 28 | 13% | 24% | |
| 29 | 10% | 11% | |
| 30 | 0.9% | 1.3% | |
| 31 | 0.4% | 0.4% | |
| 32 | 0% | 0% | Majority |
Samfylkingin – Píratar – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 21 | 0.1% | 100% | |
| 22 | 0.5% | 99.8% | |
| 23 | 3% | 99.4% | |
| 24 | 15% | 96% | Last Result |
| 25 | 11% | 81% | |
| 26 | 24% | 71% | |
| 27 | 32% | 46% | Median |
| 28 | 11% | 14% | |
| 29 | 3% | 3% | |
| 30 | 0.5% | 0.6% | |
| 31 | 0.1% | 0.1% | |
| 32 | 0% | 0% | Majority |
Samfylkingin – Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 21 | 0.2% | 100% | |
| 22 | 0.9% | 99.8% | |
| 23 | 7% | 98.8% | |
| 24 | 11% | 92% | |
| 25 | 23% | 81% | |
| 26 | 37% | 58% | Last Result, Median |
| 27 | 16% | 21% | |
| 28 | 3% | 5% | |
| 29 | 2% | 2% | |
| 30 | 0.2% | 0.2% | |
| 31 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 20 | 0.1% | 100% | |
| 21 | 1.1% | 99.9% | |
| 22 | 5% | 98.8% | |
| 23 | 11% | 94% | |
| 24 | 34% | 83% | Last Result, Median |
| 25 | 31% | 49% | |
| 26 | 12% | 18% | |
| 27 | 6% | 6% | |
| 28 | 0.3% | 0.4% | |
| 29 | 0.1% | 0.1% | |
| 30 | 0% | 0% |
Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 0.6% | 100% | |
| 20 | 3% | 99.3% | |
| 21 | 14% | 96% | |
| 22 | 23% | 82% | |
| 23 | 33% | 59% | Median |
| 24 | 18% | 27% | |
| 25 | 7% | 9% | |
| 26 | 2% | 2% | |
| 27 | 0.3% | 0.3% | Last Result |
| 28 | 0% | 0% |
Sjálfstæðisflokkurinn – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 18 | 0.1% | 100% | |
| 19 | 0.7% | 99.9% | |
| 20 | 4% | 99.2% | Last Result |
| 21 | 9% | 95% | |
| 22 | 23% | 86% | |
| 23 | 36% | 63% | Median |
| 24 | 17% | 27% | |
| 25 | 8% | 10% | |
| 26 | 1.2% | 2% | |
| 27 | 0.4% | 0.4% | |
| 28 | 0% | 0% |
Samfylkingin – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 17 | 0.1% | 100% | |
| 18 | 1.0% | 99.9% | |
| 19 | 3% | 98.9% | |
| 20 | 14% | 96% | |
| 21 | 23% | 82% | |
| 22 | 32% | 59% | |
| 23 | 19% | 28% | Median |
| 24 | 7% | 8% | |
| 25 | 2% | 2% | Last Result |
| 26 | 0.1% | 0.1% | |
| 27 | 0% | 0% |
Sjálfstæðisflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 16 | 0.2% | 100% | |
| 17 | 1.3% | 99.7% | |
| 18 | 3% | 98% | |
| 19 | 14% | 95% | |
| 20 | 25% | 81% | |
| 21 | 31% | 56% | Median |
| 22 | 21% | 26% | |
| 23 | 3% | 5% | Last Result |
| 24 | 2% | 2% | |
| 25 | 0.1% | 0.1% | |
| 26 | 0% | 0% |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0.1% | 100% | |
| 16 | 0.7% | 99.8% | |
| 17 | 4% | 99.1% | |
| 18 | 13% | 95% | |
| 19 | 29% | 82% | |
| 20 | 28% | 52% | Median |
| 21 | 19% | 24% | |
| 22 | 4% | 5% | |
| 23 | 1.0% | 1.1% | |
| 24 | 0% | 0% | |
| 25 | 0% | 0% | |
| 26 | 0% | 0% | Last Result |
Samfylkingin – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 13 | 0.1% | 100% | |
| 14 | 0.8% | 99.9% | |
| 15 | 7% | 99.0% | |
| 16 | 18% | 93% | |
| 17 | 33% | 74% | |
| 18 | 31% | 41% | Last Result, Median |
| 19 | 8% | 10% | |
| 20 | 2% | 3% | |
| 21 | 0.5% | 0.5% | |
| 22 | 0% | 0% |
Píratar – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 0.2% | 100% | |
| 13 | 4% | 99.7% | |
| 14 | 14% | 96% | |
| 15 | 29% | 82% | |
| 16 | 32% | 53% | Median |
| 17 | 16% | 21% | Last Result |
| 18 | 4% | 5% | |
| 19 | 0.6% | 0.7% | |
| 20 | 0.1% | 0.1% | |
| 21 | 0% | 0% |
Framsóknarflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 11 | 0.1% | 100% | |
| 12 | 1.4% | 99.9% | |
| 13 | 4% | 98% | |
| 14 | 24% | 94% | |
| 15 | 40% | 70% | Median |
| 16 | 20% | 30% | |
| 17 | 9% | 10% | |
| 18 | 1.4% | 2% | |
| 19 | 0.1% | 0.1% | Last Result |
| 20 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 7 | 0.1% | 100% | |
| 8 | 0.4% | 99.9% | |
| 9 | 3% | 99.4% | |
| 10 | 20% | 96% | |
| 11 | 39% | 76% | |
| 12 | 28% | 37% | Median |
| 13 | 8% | 10% | |
| 14 | 1.3% | 1.3% | |
| 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: 29 March–7 April 2021
Calculations
- Sample size: 940
- Simulations done: 1,048,576
- Error estimate: 1.36%