Opinion Poll by Gallup, 30 June–28 July 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% | 24.1% | 23.2–25.0% | 23.0–25.3% | 22.8–25.5% | 22.4–25.9% |
| Vinstrihreyfingin – grænt framboð | 16.9% | 13.8% | 13.1–14.5% | 12.9–14.7% | 12.7–14.9% | 12.4–15.3% |
| Samfylkingin | 12.1% | 12.3% | 11.6–13.0% | 11.4–13.2% | 11.3–13.4% | 11.0–13.7% |
| Píratar | 9.2% | 12.2% | 11.6–12.9% | 11.4–13.1% | 11.2–13.3% | 10.9–13.6% |
| Framsóknarflokkurinn | 10.7% | 11.9% | 11.2–12.6% | 11.1–12.8% | 10.9–13.0% | 10.6–13.3% |
| Viðreisn | 6.7% | 8.7% | 8.2–9.3% | 8.0–9.5% | 7.8–9.6% | 7.6–10.0% |
| Miðflokkurinn | 10.9% | 7.4% | 6.9–8.0% | 6.7–8.1% | 6.6–8.3% | 6.4–8.6% |
| Sósíalistaflokkur Íslands | 0.0% | 5.4% | 5.0–5.9% | 4.8–6.0% | 4.7–6.2% | 4.5–6.4% |
| Flokkur fólksins | 6.9% | 4.0% | 3.6–4.4% | 3.5–4.6% | 3.4–4.7% | 3.2–4.9% |
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 | 17 | 16–18 | 16–18 | 16–18 | 15–18 |
| Vinstrihreyfingin – grænt framboð | 11 | 9 | 9–10 | 9–10 | 8–10 | 8–11 |
| Samfylkingin | 7 | 8 | 7–9 | 7–9 | 7–9 | 7–9 |
| Píratar | 6 | 8 | 7–9 | 7–9 | 7–9 | 7–9 |
| Framsóknarflokkurinn | 8 | 8 | 8 | 8 | 8–9 | 7–10 |
| Viðreisn | 4 | 6 | 5–6 | 5–6 | 5–6 | 5–7 |
| Miðflokkurinn | 7 | 5 | 4–5 | 4–5 | 4–5 | 4–5 |
| Sósíalistaflokkur Íslands | 0 | 3 | 0–3 | 0–4 | 0–4 | 0–4 |
| 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 |
|---|---|---|---|
| 14 | 0.1% | 100% | |
| 15 | 1.4% | 99.9% | |
| 16 | 17% | 98% | Last Result |
| 17 | 50% | 81% | Median |
| 18 | 31% | 32% | |
| 19 | 0.3% | 0.3% | |
| 20 | 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 |
|---|---|---|---|
| 8 | 5% | 100% | |
| 9 | 68% | 95% | Median |
| 10 | 27% | 27% | |
| 11 | 0.6% | 0.6% | Last Result |
| 12 | 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 | 12% | 100% | Last Result |
| 8 | 76% | 88% | Median |
| 9 | 11% | 11% | |
| 10 | 0.1% | 0.1% | |
| 11 | 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% | 100% | Last Result |
| 7 | 24% | 100% | |
| 8 | 64% | 76% | Median |
| 9 | 12% | 12% | |
| 10 | 0.1% | 0.1% | |
| 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 |
|---|---|---|---|
| 7 | 1.4% | 100% | |
| 8 | 94% | 98.6% | Last Result, Median |
| 9 | 4% | 4% | |
| 10 | 0.5% | 0.5% | |
| 11 | 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 | 0.1% | 100% | Last Result |
| 5 | 44% | 99.9% | |
| 6 | 55% | 56% | Median |
| 7 | 0.9% | 0.9% | |
| 8 | 0% | 0% |
Miðflokkurinn
For a full overview of the results for this party, see the Miðflokkurinn page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 4 | 48% | 100% | |
| 5 | 51% | 52% | Median |
| 6 | 0.3% | 0.3% | |
| 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 | 14% | 100% | Last Result |
| 1 | 0% | 86% | |
| 2 | 0% | 86% | |
| 3 | 77% | 86% | Median |
| 4 | 9% | 9% | |
| 5 | 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 – Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn | 35 | 34 | 100% | 34–35 | 33–36 | 33–36 | 32–36 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Píratar – Viðreisn | 28 | 30 | 19% | 29–33 | 29–33 | 29–33 | 29–33 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Framsóknarflokkurinn – Miðflokkurinn | 33 | 30 | 7% | 29–31 | 29–32 | 28–32 | 28–32 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn | 31 | 30 | 0.7% | 29–31 | 28–31 | 28–31 | 28–32 |
| Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð | 27 | 26 | 0% | 26–27 | 25–27 | 25–28 | 24–28 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Framsóknarflokkurinn | 26 | 25 | 0% | 24–26 | 24–27 | 24–27 | 23–28 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Píratar | 24 | 25 | 0% | 24–27 | 24–27 | 24–27 | 23–28 |
| Sjálfstæðisflokkurinn – Framsóknarflokkurinn | 24 | 25 | 0% | 24–26 | 24–26 | 24–26 | 23–27 |
| Sjálfstæðisflokkurinn – Samfylkingin | 23 | 25 | 0% | 24–26 | 24–26 | 23–26 | 23–27 |
| Sjálfstæðisflokkurinn – Viðreisn | 20 | 23 | 0% | 22–24 | 21–24 | 21–24 | 20–24 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin – Miðflokkurinn | 25 | 22 | 0% | 21–23 | 21–24 | 20–24 | 20–24 |
| Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn – Miðflokkurinn | 26 | 22 | 0% | 21–23 | 21–23 | 21–23 | 20–24 |
| Sjálfstæðisflokkurinn – Miðflokkurinn | 23 | 22 | 0% | 21–23 | 20–23 | 20–23 | 20–23 |
| Vinstrihreyfingin – grænt framboð – Píratar | 17 | 17 | 0% | 16–18 | 16–19 | 16–19 | 16–19 |
| Vinstrihreyfingin – grænt framboð – Samfylkingin | 18 | 17 | 0% | 16–18 | 16–19 | 16–19 | 15–19 |
| Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn | 19 | 17 | 0% | 17–18 | 16–18 | 16–18 | 16–19 |
| Vinstrihreyfingin – grænt framboð – Miðflokkurinn | 18 | 14 | 0% | 13–15 | 13–15 | 13–15 | 12–16 |
Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 32 | 0.6% | 100% | Majority |
| 33 | 6% | 99.4% | |
| 34 | 55% | 93% | Median |
| 35 | 32% | 38% | Last Result |
| 36 | 6% | 6% | |
| 37 | 0.4% | 0.4% | |
| 38 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Píratar – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 28 | 0.4% | 100% | Last Result |
| 29 | 12% | 99.6% | |
| 30 | 38% | 87% | |
| 31 | 30% | 50% | Median |
| 32 | 9% | 19% | Majority |
| 33 | 10% | 11% | |
| 34 | 0.4% | 0.4% | |
| 35 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 27 | 0.1% | 100% | |
| 28 | 3% | 99.9% | |
| 29 | 44% | 97% | |
| 30 | 31% | 52% | Median |
| 31 | 14% | 21% | |
| 32 | 7% | 7% | Majority |
| 33 | 0.2% | 0.3% | Last Result |
| 34 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 27 | 0.3% | 100% | |
| 28 | 8% | 99.7% | |
| 29 | 31% | 92% | |
| 30 | 47% | 61% | Median |
| 31 | 13% | 14% | Last Result |
| 32 | 0.7% | 0.7% | Majority |
| 33 | 0% | 0% |
Sjálfstæðisflokkurinn – Vinstrihreyfingin – grænt framboð

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 24 | 0.9% | 100% | |
| 25 | 6% | 99.1% | |
| 26 | 56% | 93% | Median |
| 27 | 32% | 37% | Last Result |
| 28 | 5% | 5% | |
| 29 | 0.2% | 0.2% | |
| 30 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 23 | 0.7% | 100% | |
| 24 | 12% | 99.3% | |
| 25 | 56% | 87% | Median |
| 26 | 23% | 31% | Last Result |
| 27 | 7% | 8% | |
| 28 | 0.5% | 0.5% | |
| 29 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 23 | 2% | 100% | |
| 24 | 29% | 98% | Last Result |
| 25 | 38% | 69% | Median |
| 26 | 20% | 31% | |
| 27 | 10% | 11% | |
| 28 | 0.9% | 0.9% | |
| 29 | 0% | 0% |
Sjálfstæðisflokkurinn – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.1% | 100% | |
| 23 | 1.1% | 99.9% | |
| 24 | 17% | 98.8% | Last Result |
| 25 | 49% | 82% | Median |
| 26 | 31% | 33% | |
| 27 | 2% | 2% | |
| 28 | 0% | 0% |
Sjálfstæðisflokkurinn – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 22 | 0.1% | 100% | |
| 23 | 4% | 99.9% | Last Result |
| 24 | 16% | 96% | |
| 25 | 46% | 80% | Median |
| 26 | 32% | 34% | |
| 27 | 2% | 2% | |
| 28 | 0% | 0% |
Sjálfstæðisflokkurinn – Viðreisn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 20 | 0.9% | 100% | Last Result |
| 21 | 7% | 99.1% | |
| 22 | 35% | 92% | |
| 23 | 38% | 57% | Median |
| 24 | 19% | 20% | |
| 25 | 0.2% | 0.2% | |
| 26 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 0.2% | 100% | |
| 20 | 3% | 99.8% | |
| 21 | 46% | 97% | |
| 22 | 31% | 51% | Median |
| 23 | 14% | 20% | |
| 24 | 6% | 6% | |
| 25 | 0.1% | 0.1% | Last Result |
| 26 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 0.1% | 100% | |
| 20 | 2% | 99.9% | |
| 21 | 40% | 98% | |
| 22 | 37% | 58% | Median |
| 23 | 19% | 21% | |
| 24 | 2% | 2% | |
| 25 | 0% | 0% | |
| 26 | 0% | 0% | Last Result |
Sjálfstæðisflokkurinn – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 19 | 0.3% | 100% | |
| 20 | 8% | 99.6% | |
| 21 | 32% | 92% | |
| 22 | 48% | 60% | Median |
| 23 | 12% | 12% | Last Result |
| 24 | 0.1% | 0.1% | |
| 25 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Píratar

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0.2% | 100% | |
| 16 | 25% | 99.8% | |
| 17 | 44% | 75% | Last Result, Median |
| 18 | 26% | 31% | |
| 19 | 5% | 5% | |
| 20 | 0.1% | 0.1% | |
| 21 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Samfylkingin

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0.7% | 100% | |
| 16 | 12% | 99.2% | |
| 17 | 59% | 87% | Median |
| 18 | 23% | 29% | Last Result |
| 19 | 6% | 6% | |
| 20 | 0.1% | 0.1% | |
| 21 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Framsóknarflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0.1% | 100% | |
| 16 | 6% | 99.9% | |
| 17 | 65% | 94% | Median |
| 18 | 27% | 29% | |
| 19 | 2% | 2% | Last Result |
| 20 | 0% | 0% |
Vinstrihreyfingin – grænt framboð – Miðflokkurinn

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 12 | 2% | 100% | |
| 13 | 41% | 98% | |
| 14 | 37% | 57% | Median |
| 15 | 19% | 20% | |
| 16 | 0.5% | 0.5% | |
| 17 | 0% | 0% | |
| 18 | 0% | 0% | Last Result |
Technical Information
Opinion Poll
- Polling firm: Gallup
- Commissioner(s): —
- Fieldwork period: 30 June–28 July 2021
Calculations
- Sample size: 3800
- Simulations done: 1,048,576
- Error estimate: 1.01%