.
| SDP | Kok | PS | Kesk | Vas | Vihr | KD | |||
|---|---|---|---|---|---|---|---|---|---|
| 2026-04-13 – 2026-05-05 | Taloustutkimus / Yle | 23 7% | 17 6% | 13 9% | 14 2% | 10 9% | 9 1% | 4 0% | (6 6%) |
| 2026-03-18 – 2026-04-20 | Verian / Helsingin Sanomat | 24 6% | 17 6% | 13 3% | 13 7% | 10 6% | 9 2% | 3 1% | (7 9%) |
| 2026-03-04 – 2026-04-07 | Taloustutkimus / Yle | 24 1% | 17 4% | 13 5% | 14 5% | 11 3% | 8 7% | 3 2% | (7 3%) |
| 2026-02-17 – 2026-03-16 | Verian / Helsingin Sanomat | 24 8% | 17 8% | 13 4% | 13 7% | 10 4% | 8 9% | 3 2% | (7 8%) |
| 2026-02-09 – 2026-03-03 | Taloustutkimus / Yle | 25 0% | 17 9% | 14 9% | 13 2% | 11 0% | 8 2% | 3 3% | (6 5%) |
| 2026-01-20 – 2026-02-16 | Verian / Helsingin Sanomat | 25 1% | 17 9% | 13 0% | 14 1% | 10 4% | 8 5% | 3 3% | (7 7%) |
| 2026-01-12 – 2026-02-03 | Taloustutkimus / Yle | 25 0% | 18 8% | 13 3% | 14 3% | 11 1% | 7 9% | 3 4% | (6 2%) |
| 2025-12-05 – 2026-01-19 | Verian / Helsingin Sanomat | 25 0% | 18 4% | 13 4% | 14 3% | 10 0% | 8 3% | 3 0% | (7 6%) |
| 2025-12-08 – 2026-01-02 | Taloustutkimus / Yle | 23 9% | 19 6% | 15 1% | 13 5% | 10 7% | 8 4% | 3 1% | (5 7%) |
| 2025-11-17 – 2025-12-14 | Verian / Helsingin Sanomat | 25 3% | 18 0% | 13 1% | 14 8% | 9 5% | 8 6% | 3 0% | (7 7%) |
| 222 | 222 | 1 995 | |
| 2018 | 34 | 34 | 306 |
| 2019 | 34 | 34 | 303 |
| 2020 | 27 | 27 | 243 |
| 2021 | 18 | 18 | 162 |
| 2022 | 23 | 23 | 209 |
| 2023 | 24 | 24 | 216 |
| 2024 | 30 | 30 | 268 |
| 2025 | 23 | 23 | 207 |
| 2026 | 9 | 9 | 81 |