Ecolo
Voting Intentions
Last result: 7.0% (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 | 7.8% | 6.7–8.9% | 6.4–9.2% | 6.2–9.5% | 5.8–10.1% | 
| 16–23 September 2025 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      7.7% | 6.7–8.9% | 6.4–9.2% | 6.2–9.5% | 5.8–10.1% | 
| 27 May–3 June 2025 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      8.6% | 7.6–9.8% | 7.3–10.2% | 7.0–10.5% | 6.5–11.1% | 
| 3–24 March 2025 | Bpact and Universiteit Antwerpen & ULB  De Standaard, RTBF and VRT  | 
      6.6% | 6.0–7.4% | 5.8–7.6% | 5.6–7.8% | 5.3–8.2% | 
| 4–11 March 2025 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      7.8% | 6.8–9.0% | 6.5–9.3% | 6.3–9.6% | 5.8–10.2% | 
| 18–21 November 2024 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      8.1% | 7.1–9.3% | 6.8–9.7% | 6.6–10.0% | 6.1–10.6% | 
| 11–17 September 2024 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      8.1% | 7.1–9.3% | 6.8–9.7% | 6.6–10.0% | 6.1–10.6% | 
Probability Mass Function
The following table shows the probability mass function per percentage block of voting intentions for the poll average for Ecolo.
| Voting Intentions | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 3.5–4.5% | 0% | 100% | |
| 4.5–5.5% | 0.2% | 100% | |
| 5.5–6.5% | 7% | 99.8% | |
| 6.5–7.5% | 33% | 93% | Last Result | 
| 7.5–8.5% | 42% | 60% | Median | 
| 8.5–9.5% | 16% | 18% | |
| 9.5–10.5% | 2% | 2% | |
| 10.5–11.5% | 0.1% | 0.1% | |
| 11.5–12.5% | 0% | 0% | 
Seats
Last result: 5 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 | 5 | 3–5 | 2–6 | 2–7 | 1–7 | 
| 16–23 September 2025 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      5 | 3–5 | 2–6 | 2–7 | 1–7 | 
| 27 May–3 June 2025 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      5 | 5–7 | 5–7 | 4–8 | 2–8 | 
| 3–24 March 2025 | Bpact and Universiteit Antwerpen & ULB  De Standaard, RTBF and VRT  | 
      3 | 2–5 | 1–5 | 1–5 | 1–5 | 
| 4–11 March 2025 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      5 | 3–6 | 2–7 | 2–7 | 1–7 | 
| 18–21 November 2024 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      5 | 5–6 | 3–7 | 2–7 | 1–8 | 
| 11–17 September 2024 | Ipsos  Het Laatste Nieuws, Le Soir, RTL TVi and VTM  | 
      5 | 5–6 | 4–6 | 3–7 | 1–8 | 
Probability Mass Function

The following table shows the probability mass function per seat for the poll average for Ecolo.
| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 1 | 0.9% | 100% | |
| 2 | 7% | 99.1% | |
| 3 | 9% | 92% | |
| 4 | 7% | 84% | |
| 5 | 68% | 76% | Last Result, Median | 
| 6 | 5% | 9% | |
| 7 | 4% | 4% | |
| 8 | 0.2% | 0.2% | |
| 9 | 0% | 0% |