Parti Socialiste
Voting Intentions
Last result: 8.0% (General Election of 9 June 2024)
Confidence Intervals
| Period | Polling firm/Commissioner(s) | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|
| N/A | Poll Average | 8.9% | 8.6–9.0% | 8.5–9.0% | 8.4–9.1% | 8.2–9.1% |
| 16–23 September 2025 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
9.7% | 8.6–9.0% | 8.5–9.0% | 8.4–9.1% | 8.2–9.1% |
| 27 May–3 June 2025 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
9.5% | 8.5–8.9% | 8.4–8.9% | 8.3–8.9% | 8.1–8.9% |
| 3–24 March 2025 | Bpact and Universiteit Antwerpen & ULB De Standaard, RTBF and VRT |
8.8% | 8.1–8.4% | 8.0–8.4% | 8.0–8.4% | 7.8–8.4% |
| 4–11 March 2025 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
9.4% | 8.4–8.8% | 8.3–8.8% | 8.2–8.8% | 8.0–8.8% |
| 18–21 November 2024 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
9.1% | 8.1–8.5% | 8.0–8.5% | 7.9–8.5% | 7.7–8.5% |
| 11–17 September 2024 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
8.2% | 7.2–7.6% | 7.1–7.6% | 7.1–7.6% | 6.9–7.6% |
Probability Mass Function
The following table shows the probability mass function per percentage block of voting intentions for the poll average for Parti Socialiste.
| Voting Intentions | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 6.5–7.5% | 0% | 100% | |
| 7.5–8.5% | 6% | 100% | Last Result |
| 8.5–9.5% | 100% | 94% | Median |
| 9.5–10.5% | 100% | 0% | |
| 10.5–11.5% | 28% | 0% |
Seats
Last result: 16 seats (General Election of 9 June 2024)
Confidence Intervals
| Period | Polling firm/Commissioner(s) | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|
| N/A | Poll Average | 19 | 18–20 | 17–20 | 17–20 | 16–21 |
| 16–23 September 2025 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
19 | 18–20 | 17–20 | 17–20 | 16–21 |
| 27 May–3 June 2025 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
18 | 17–19 | 17–20 | 16–20 | 15–21 |
| 3–24 March 2025 | Bpact and Universiteit Antwerpen & ULB De Standaard, RTBF and VRT |
17 | 16–18 | 16–19 | 16–19 | 15–19 |
| 4–11 March 2025 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
18 | 17–19 | 17–19 | 16–20 | 15–20 |
| 18–21 November 2024 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
17 | 16–19 | 15–19 | 15–19 | 14–20 |
| 11–17 September 2024 | Ipsos Het Laatste Nieuws, Le Soir, RTL TVi and VTM |
15 | 14–17 | 13–17 | 13–18 | 12–18 |
Probability Mass Function

The following table shows the probability mass function per seat for the poll average for Parti Socialiste.
| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 0.4% | 100% | |
| 16 | 2% | 99.6% | Last Result |
| 17 | 7% | 98% | |
| 18 | 35% | 91% | |
| 19 | 40% | 56% | Median |
| 20 | 15% | 16% | |
| 21 | 1.0% | 1.0% | |
| 22 | 0% | 0% |