Opinion Poll by Ipsos for Het Laatste Nieuws, Le Soir, RTL TVi and VTM, 1–9 June 2026

Voting Intentions | Seats | Coalitions | Technical Information

Voting Intentions

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Confidence Intervals

Party Last Result Poll Result 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Parti Socialiste 23.2% 29.0% 27.3–30.9% 26.7–31.5% 26.3–31.9% 25.5–32.9%
Les Engagés 20.6% 20.2% 18.6–21.9% 18.2–22.3% 17.8–22.8% 17.1–23.6%
Mouvement Réformateur 29.6% 20.1% 18.5–21.8% 18.1–22.2% 17.7–22.7% 17.0–23.5%
Parti du Travail de Belgique 12.1% 16.8% 15.3–18.4% 14.9–18.8% 14.6–19.2% 13.9–20.0%
Ecolo 7.0% 8.1% 7.1–9.3% 6.8–9.6% 6.6–9.9% 6.1–10.5%
Chez Nous 2.8% 2.8% 2.2–3.6% 2.1–3.8% 1.9–4.0% 1.7–4.4%
DéFI 2.7% 2.7% 2.1–3.5% 2.0–3.7% 1.9–3.9% 1.6–4.3%

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

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Confidence Intervals

Party Last Result Median 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Parti Socialiste 19 24 23–26 22–26 21–27 19–28
Les Engagés 17 15 15–18 15–19 15–20 14–20
Mouvement Réformateur 26 17 14–18 14–18 13–19 13–20
Parti du Travail de Belgique 8 14 12–14 11–15 11–15 11–16
Ecolo 5 5 4–6 3–6 3–7 2–8
Chez Nous 0 0 0–2 0–2 0–2 0–3
DéFI 0 0 0 0 0 0

Parti Socialiste

For a full overview of the results for this party, see the Parti Socialiste page.

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Number of Seats Probability Accumulated Special Marks
19 0.6% 100% Last Result
20 1.1% 99.4%  
21 3% 98%  
22 4% 95%  
23 39% 92%  
24 17% 52% Median
25 14% 35%  
26 16% 21%  
27 4% 4%  
28 0.5% 0.6%  
29 0.1% 0.1%  
30 0% 0%  

Les Engagés

For a full overview of the results for this party, see the Les Engagés page.

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Number of Seats Probability Accumulated Special Marks
13 0.3% 100%  
14 1.1% 99.7%  
15 59% 98.5% Median
16 18% 39%  
17 6% 22% Last Result
18 7% 15%  
19 5% 9%  
20 3% 4%  
21 0.1% 0.1%  
22 0% 0%  

Mouvement Réformateur

For a full overview of the results for this party, see the Mouvement Réformateur page.

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Number of Seats Probability Accumulated Special Marks
13 5% 100%  
14 6% 95%  
15 15% 90%  
16 12% 74%  
17 50% 62% Median
18 9% 12%  
19 2% 3%  
20 0.9% 0.9%  
21 0% 0%  
22 0% 0%  
23 0% 0%  
24 0% 0%  
25 0% 0%  
26 0% 0% Last Result

Parti du Travail de Belgique

For a full overview of the results for this party, see the Parti du Travail de Belgique page.

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Number of Seats Probability Accumulated Special Marks
8 0% 100% Last Result
9 0% 100%  
10 0.1% 100%  
11 8% 99.9%  
12 16% 92%  
13 12% 76%  
14 57% 64% Median
15 7% 7%  
16 0.8% 0.8%  
17 0% 0%  

Ecolo

For a full overview of the results for this party, see the Ecolo page.

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Number of Seats Probability Accumulated Special Marks
1 0.4% 100%  
2 2% 99.6%  
3 5% 98%  
4 5% 93%  
5 69% 88% Last Result, Median
6 15% 19%  
7 3% 4%  
8 1.0% 1.0%  
9 0% 0%  

Chez Nous

For a full overview of the results for this party, see the Chez Nous page.

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Number of Seats Probability Accumulated Special Marks
0 82% 100% Last Result, Median
1 2% 18%  
2 16% 16%  
3 0.5% 0.6%  
4 0% 0%  

DéFI

For a full overview of the results for this party, see the DéFI page.

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Number of Seats Probability Accumulated Special Marks
0 100% 100% Last Result, Median

Coalitions

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Confidence Intervals

Coalition Last Result Median Majority? 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Parti Socialiste – Les Engagés – Parti du Travail de Belgique 44 53 100% 51–55 51–56 50–57 49–58
Parti Socialiste – Les Engagés – Ecolo 41 44 100% 43–47 43–48 42–48 41–50
Parti Socialiste – Mouvement Réformateur – Ecolo 50 46 100% 43–47 42–48 42–48 40–49
Parti Socialiste – Parti du Travail de Belgique – Ecolo 32 42 99.8% 40–45 39–45 39–45 38–47
Parti Socialiste – Les Engagés 36 40 97% 38–42 38–43 37–44 36–45
Parti Socialiste – Mouvement Réformateur 45 40 95% 38–42 37–43 37–43 35–44
Les Engagés – Mouvement Réformateur – Ecolo 48 37 46% 35–39 35–40 34–41 33–42
Parti Socialiste – Parti du Travail de Belgique 27 37 45% 35–40 34–40 34–40 33–41
Les Engagés – Mouvement Réformateur 43 32 0.1% 30–34 30–35 29–36 28–37
Parti Socialiste – Ecolo 24 29 0% 27–31 26–32 26–32 24–33
Mouvement Réformateur – Ecolo 31 22 0% 19–23 19–23 18–24 17–25
Parti du Travail de Belgique – Ecolo 13 19 0% 17–20 16–20 16–21 14–22

Parti Socialiste – Les Engagés – Parti du Travail de Belgique

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Number of Seats Probability Accumulated Special Marks
44 0% 100% Last Result
45 0% 100%  
46 0% 100%  
47 0% 100%  
48 0.1% 100%  
49 0.6% 99.9%  
50 3% 99.3%  
51 8% 97%  
52 20% 88%  
53 33% 69% Median
54 11% 35%  
55 15% 24%  
56 6% 9%  
57 3% 4%  
58 0.5% 0.6%  
59 0.1% 0.2%  
60 0.1% 0.1%  
61 0% 0%  

Parti Socialiste – Les Engagés – Ecolo

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Number of Seats Probability Accumulated Special Marks
40 0.1% 100%  
41 0.7% 99.9% Last Result
42 3% 99.2%  
43 16% 97%  
44 33% 80% Median
45 12% 48%  
46 19% 36%  
47 10% 17%  
48 5% 7%  
49 1.3% 2%  
50 1.0% 1.2%  
51 0.2% 0.2%  
52 0% 0%  

Parti Socialiste – Mouvement Réformateur – Ecolo

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Number of Seats Probability Accumulated Special Marks
39 0.1% 100%  
40 0.4% 99.9%  
41 2% 99.4%  
42 3% 98%  
43 6% 94%  
44 11% 89%  
45 23% 77%  
46 36% 54% Median
47 10% 18%  
48 6% 7%  
49 1.0% 1.1%  
50 0% 0% Last Result

Parti Socialiste – Parti du Travail de Belgique – Ecolo

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Number of Seats Probability Accumulated Special Marks
32 0% 100% Last Result
33 0% 100%  
34 0% 100%  
35 0% 100%  
36 0% 100%  
37 0.1% 99.9%  
38 1.4% 99.8% Majority
39 4% 98%  
40 8% 95%  
41 11% 87%  
42 28% 76%  
43 28% 48% Median
44 7% 20%  
45 11% 13%  
46 1.4% 2%  
47 0.8% 0.8%  
48 0% 0%  

Parti Socialiste – Les Engagés

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Number of Seats Probability Accumulated Special Marks
35 0.2% 100%  
36 0.6% 99.8% Last Result
37 3% 99.2%  
38 21% 97% Majority
39 25% 75% Median
40 14% 51%  
41 20% 36%  
42 9% 16%  
43 4% 7%  
44 1.5% 3%  
45 1.1% 1.3%  
46 0.2% 0.2%  
47 0% 0%  

Parti Socialiste – Mouvement Réformateur

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Number of Seats Probability Accumulated Special Marks
34 0.1% 100%  
35 0.4% 99.9%  
36 2% 99.4%  
37 3% 98%  
38 6% 95% Majority
39 11% 89%  
40 30% 78%  
41 27% 48% Median
42 12% 20%  
43 6% 8%  
44 1.3% 2%  
45 0.2% 0.2% Last Result
46 0% 0%  

Les Engagés – Mouvement Réformateur – Ecolo

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Number of Seats Probability Accumulated Special Marks
32 0.1% 100%  
33 0.5% 99.9%  
34 3% 99.5%  
35 13% 96%  
36 13% 83%  
37 24% 70% Median
38 30% 46% Majority
39 7% 17%  
40 5% 9%  
41 3% 4%  
42 1.2% 1.3%  
43 0.1% 0.1%  
44 0% 0%  
45 0% 0%  
46 0% 0%  
47 0% 0%  
48 0% 0% Last Result

Parti Socialiste – Parti du Travail de Belgique

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Number of Seats Probability Accumulated Special Marks
27 0% 100% Last Result
28 0% 100%  
29 0% 100%  
30 0% 100%  
31 0% 100%  
32 0.1% 100%  
33 2% 99.8%  
34 4% 98%  
35 7% 94%  
36 10% 87%  
37 32% 77%  
38 22% 45% Median, Majority
39 9% 23%  
40 11% 14%  
41 2% 2%  
42 0.1% 0.1%  
43 0% 0%  

Les Engagés – Mouvement Réformateur

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Number of Seats Probability Accumulated Special Marks
28 1.0% 100%  
29 2% 98.9%  
30 13% 97%  
31 10% 84%  
32 31% 73% Median
33 26% 42%  
34 7% 16%  
35 5% 9%  
36 3% 4%  
37 0.8% 0.9%  
38 0.1% 0.1% Majority
39 0% 0%  
40 0% 0%  
41 0% 0%  
42 0% 0%  
43 0% 0% Last Result

Parti Socialiste – Ecolo

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Number of Seats Probability Accumulated Special Marks
24 0.7% 100% Last Result
25 1.2% 99.3%  
26 4% 98%  
27 5% 94%  
28 32% 89%  
29 24% 57% Median
30 13% 33%  
31 16% 21%  
32 4% 5%  
33 1.2% 1.5%  
34 0.2% 0.3%  
35 0.1% 0.1%  
36 0% 0%  

Mouvement Réformateur – Ecolo

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Number of Seats Probability Accumulated Special Marks
15 0.1% 100%  
16 0.2% 99.9%  
17 0.6% 99.7%  
18 4% 99.1%  
19 7% 95%  
20 17% 88%  
21 14% 71%  
22 36% 58% Median
23 17% 21%  
24 3% 4%  
25 1.2% 2%  
26 0.2% 0.3%  
27 0.1% 0.1%  
28 0% 0%  
29 0% 0%  
30 0% 0%  
31 0% 0% Last Result

Parti du Travail de Belgique – Ecolo

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Number of Seats Probability Accumulated Special Marks
13 0.1% 100% Last Result
14 0.5% 99.9%  
15 0.9% 99.4%  
16 8% 98.5%  
17 16% 91%  
18 16% 75%  
19 42% 59% Median
20 14% 17%  
21 2% 3%  
22 0.5% 0.6%  
23 0.1% 0.1%  
24 0% 0%  

Technical Information

Opinion Poll

Calculations