Opinion Poll by Bpact and Universiteit Antwerpen & ULB for De Standaard, RTBF and VRT, 9 March–5 April 2026

Areas included: Brussels, Flanders, Wallonia

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
Nieuw-Vlaamse Alliantie 16.7% 17.9% 16.6–17.2% 16.4–17.2% 16.2–17.2% 15.9–17.2%
Vlaams Belang 13.8% 14.0% 12.7–13.3% 12.5–13.3% 12.4–13.3% 12.1–13.3%
Parti Socialiste 8.0% 9.0% 8.2–8.5% 8.2–8.5% 8.1–8.5% 7.9–8.5%
Parti du Travail de Belgique 4.8% 7.8% 7.1–7.3% 7.0–7.4% 6.9–7.4% 6.8–7.4%
Vooruit 8.1% 7.5% 6.9–8.0% 6.8–8.1% 6.7–8.1% 6.4–8.2%
Mouvement Réformateur 10.3% 7.5% 6.8–7.0% 6.7–7.0% 6.6–7.0% 6.5–7.0%
Christen-Democratisch en Vlaams 8.0% 7.4% 6.8–7.8% 6.6–7.9% 6.5–7.9% 6.2–7.9%
Partij van de Arbeid van België 5.1% 6.9% 6.3–7.3% 6.2–7.3% 6.0–7.4% 5.8–7.4%
Les Engagés 6.8% 6.6% 6.0–6.2% 5.9–6.2% 5.8–6.2% 5.7–6.2%
Groen 4.6% 4.3% 3.8–4.6% 3.7–4.7% 3.6–4.7% 3.4–4.7%
Anders 5.4% 3.8% 3.4–4.2% 3.3–4.2% 3.2–4.3% 3.0–4.3%
Ecolo 2.9% 2.7% 2.3–2.4% 2.2–2.4% 2.2–2.4% 2.1–2.4%
DéFI 1.2% 1.3% 1.0–1.1% 1.0–1.1% 0.9–1.1% 0.9–1.1%
Chez Nous 0.9% 1.1% 0.9–1.1% 0.8–1.1% 0.8–1.1% 0.7–1.1%

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
Nieuw-Vlaamse Alliantie 24 28 26–30 25–31 25–31 24–31
Vlaams Belang 20 21 19–23 19–24 19–24 18–24
Parti Socialiste 16 18 17–19 16–19 16–19 15–19
Parti du Travail de Belgique 8 15 14–16 14–16 14–17 13–17
Vooruit 13 10 9–12 9–13 9–13 8–13
Mouvement Réformateur 20 14 13–15 12–15 12–15 12–16
Christen-Democratisch en Vlaams 11 10 10–11 9–12 9–12 8–13
Partij van de Arbeid van België 7 9 8–11 8–11 8–11 8–11
Les Engagés 14 12 11–13 11–13 11–14 11–14
Groen 6 5 4–6 3–6 3–6 3–6
Anders 7 3 2–4 2–4 2–4 2–5
Ecolo 3 3 2–3 2–3 2–4 2–4
DéFI 1 1 1 0–1 0–1 0–1
Chez Nous 0 0 0 0 0 0

Nieuw-Vlaamse Alliantie

For a full overview of the results for this party, see the Nieuw-Vlaamse Alliantie page.

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Number of Seats Probability Accumulated Special Marks
24 2% 100% Last Result
25 5% 98%  
26 7% 93%  
27 15% 86%  
28 22% 71% Median
29 22% 49%  
30 19% 27%  
31 8% 8%  
32 0.1% 0.1%  
33 0% 0%  

Vlaams Belang

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

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Number of Seats Probability Accumulated Special Marks
18 1.1% 100%  
19 17% 98.9%  
20 18% 82% Last Result
21 14% 64% Median
22 20% 49%  
23 22% 30%  
24 7% 7%  
25 0.1% 0.1%  
26 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
14 0.1% 100%  
15 0.5% 99.9%  
16 7% 99.4% Last Result
17 31% 93%  
18 44% 62% Median
19 18% 18%  
20 0.1% 0.1%  
21 0% 0%  

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% 100%  
11 0% 100%  
12 0% 100%  
13 0.9% 100%  
14 23% 99.1%  
15 47% 76% Median
16 26% 29%  
17 3% 3%  
18 0.1% 0.1%  
19 0% 0%  

Vooruit

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

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Number of Seats Probability Accumulated Special Marks
8 0.9% 100%  
9 35% 99.1%  
10 35% 64% Median
11 12% 30%  
12 10% 18%  
13 8% 8% Last Result
14 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
11 0.1% 100%  
12 5% 99.9%  
13 20% 94%  
14 33% 74% Median
15 40% 41%  
16 2% 2%  
17 0% 0%  
18 0% 0%  
19 0% 0%  
20 0% 0% Last Result

Christen-Democratisch en Vlaams

For a full overview of the results for this party, see the Christen-Democratisch en Vlaams page.

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Number of Seats Probability Accumulated Special Marks
8 1.2% 100%  
9 5% 98.8%  
10 83% 94% Median
11 5% 11% Last Result
12 4% 5%  
13 2% 2%  
14 0% 0%  

Partij van de Arbeid van België

For a full overview of the results for this party, see the Partij van de Arbeid van België page.

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Number of Seats Probability Accumulated Special Marks
7 0.5% 100% Last Result
8 38% 99.5%  
9 16% 62% Median
10 12% 45%  
11 34% 34%  
12 0.1% 0.1%  
13 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
11 35% 100%  
12 32% 65% Median
13 28% 33%  
14 5% 5% Last Result
15 0.2% 0.3%  
16 0% 0%  

Groen

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

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Number of Seats Probability Accumulated Special Marks
2 0% 100%  
3 9% 99.9%  
4 40% 91%  
5 10% 51% Median
6 41% 41% Last Result
7 0% 0%  

Anders

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

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Number of Seats Probability Accumulated Special Marks
2 11% 100%  
3 47% 89% Median
4 41% 42%  
5 0.5% 0.9%  
6 0.4% 0.5%  
7 0.1% 0.1% Last Result
8 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
2 39% 100%  
3 56% 61% Last Result, Median
4 5% 5%  
5 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 8% 100%  
1 92% 92% Last Result, Median
2 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
0 100% 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 – Parti du Travail de Belgique – Vooruit – Christen-Democratisch en Vlaams – Partij van de Arbeid van België – Les Engagés – Groen – Ecolo 78 82 100% 79–85 79–85 78–86 77–87
Nieuw-Vlaamse Alliantie – Parti Socialiste – Vooruit – Christen-Democratisch en Vlaams – Les Engagés 78 78 92% 76–81 75–82 74–82 73–84
Parti Socialiste – Vooruit – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Groen – Anders – Ecolo 90 75 38% 73–77 72–78 72–79 71–80
Nieuw-Vlaamse Alliantie – Vooruit – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés 82 75 36% 72–77 71–78 71–79 69–80
Nieuw-Vlaamse Alliantie – Parti Socialiste – Vooruit – Mouvement Réformateur – Anders 80 74 18% 71–76 70–77 70–78 68–79
Nieuw-Vlaamse Alliantie – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Anders 76 68 0% 65–70 65–71 64–71 63–73
Parti Socialiste – Vooruit – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Anders 81 67 0% 65–70 65–70 64–71 64–72
Parti Socialiste – Vooruit – Mouvement Réformateur – Christen-Democratisch en Vlaams – Groen – Anders – Ecolo 76 63 0% 60–65 60–66 59–67 58–68
Parti Socialiste – Parti du Travail de Belgique – Vooruit – Partij van de Arbeid van België – Groen – Ecolo 53 60 0% 57–63 56–63 56–64 55–65
Parti Socialiste – Vooruit – Christen-Democratisch en Vlaams – Les Engagés – Groen – Ecolo 63 57 0% 55–60 55–61 54–61 53–63
Parti Socialiste – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Anders 68 57 0% 56–59 55–59 55–60 54–61
Nieuw-Vlaamse Alliantie – Mouvement Réformateur – Christen-Democratisch en Vlaams – Anders 62 56 0% 53–58 53–59 52–59 51–60
Parti Socialiste – Vooruit – Mouvement Réformateur – Groen – Anders – Ecolo 65 53 0% 50–55 50–56 49–57 48–58
Parti Socialiste – Vooruit – Christen-Democratisch en Vlaams – Les Engagés 54 50 0% 48–52 48–53 47–54 46–55
Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Groen – Anders – Ecolo 61 47 0% 45–49 44–50 44–50 43–51
Parti Socialiste – Vooruit – Mouvement Réformateur – Anders 56 45 0% 43–48 43–48 42–49 41–50
Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Anders 52 40 0% 38–41 37–42 37–42 36–43

Parti Socialiste – Parti du Travail de Belgique – Vooruit – Christen-Democratisch en Vlaams – Partij van de Arbeid van België – Les Engagés – Groen – Ecolo

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Number of Seats Probability Accumulated Special Marks
76 0.1% 100% Majority
77 0.8% 99.9%  
78 3% 99.0% Last Result
79 7% 96%  
80 13% 89%  
81 17% 76%  
82 18% 58% Median
83 16% 40%  
84 12% 24%  
85 7% 12%  
86 3% 5%  
87 1.2% 2%  
88 0.3% 0.4%  
89 0.1% 0.1%  
90 0% 0%  

Nieuw-Vlaamse Alliantie – Parti Socialiste – Vooruit – Christen-Democratisch en Vlaams – Les Engagés

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Number of Seats Probability Accumulated Special Marks
72 0.2% 100%  
73 0.8% 99.7%  
74 2% 98.9%  
75 5% 97%  
76 10% 92% Majority
77 16% 82%  
78 19% 66% Last Result, Median
79 17% 47%  
80 14% 30%  
81 9% 16%  
82 5% 7%  
83 2% 2%  
84 0.5% 0.7%  
85 0.1% 0.1%  
86 0% 0%  

Parti Socialiste – Vooruit – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Groen – Anders – Ecolo

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Number of Seats Probability Accumulated Special Marks
69 0% 100%  
70 0.4% 99.9%  
71 2% 99.6%  
72 6% 98%  
73 13% 91%  
74 19% 78%  
75 21% 59% Median
76 18% 38% Majority
77 12% 20%  
78 6% 9%  
79 2% 3%  
80 0.5% 0.6%  
81 0.1% 0.1%  
82 0% 0%  
83 0% 0%  
84 0% 0%  
85 0% 0%  
86 0% 0%  
87 0% 0%  
88 0% 0%  
89 0% 0%  
90 0% 0% Last Result

Nieuw-Vlaamse Alliantie – Vooruit – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés

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Number of Seats Probability Accumulated Special Marks
68 0.1% 100%  
69 0.5% 99.9%  
70 1.4% 99.3%  
71 4% 98%  
72 8% 94%  
73 14% 87%  
74 19% 73% Median
75 18% 54%  
76 15% 36% Majority
77 11% 21%  
78 6% 10%  
79 3% 4%  
80 0.8% 1.1%  
81 0.2% 0.2%  
82 0% 0% Last Result

Nieuw-Vlaamse Alliantie – Parti Socialiste – Vooruit – Mouvement Réformateur – Anders

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Number of Seats Probability Accumulated Special Marks
67 0.2% 100%  
68 0.6% 99.8%  
69 2% 99.1%  
70 4% 98%  
71 7% 94%  
72 13% 87%  
73 19% 73% Median
74 20% 54%  
75 16% 34%  
76 10% 18% Majority
77 5% 8%  
78 2% 3%  
79 0.6% 0.7%  
80 0.1% 0.1% Last Result
81 0% 0%  

Nieuw-Vlaamse Alliantie – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Anders

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Number of Seats Probability Accumulated Special Marks
61 0.1% 100%  
62 0.3% 99.9%  
63 1.2% 99.6%  
64 3% 98%  
65 6% 95%  
66 11% 89%  
67 17% 78% Median
68 22% 61%  
69 20% 39%  
70 12% 20%  
71 5% 7%  
72 2% 2%  
73 0.4% 0.5%  
74 0.1% 0.1%  
75 0% 0%  
76 0% 0% Last Result, Majority

Parti Socialiste – Vooruit – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Anders

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Number of Seats Probability Accumulated Special Marks
62 0% 100%  
63 0.4% 99.9%  
64 2% 99.5%  
65 9% 97%  
66 19% 88%  
67 23% 70% Median
68 19% 47%  
69 14% 28%  
70 9% 14%  
71 4% 5%  
72 0.8% 1.0%  
73 0.2% 0.2%  
74 0% 0%  
75 0% 0%  
76 0% 0% Majority
77 0% 0%  
78 0% 0%  
79 0% 0%  
80 0% 0%  
81 0% 0% Last Result

Parti Socialiste – Vooruit – Mouvement Réformateur – Christen-Democratisch en Vlaams – Groen – Anders – Ecolo

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Number of Seats Probability Accumulated Special Marks
57 0.1% 100%  
58 0.7% 99.9%  
59 3% 99.1%  
60 7% 97%  
61 13% 90%  
62 18% 77%  
63 20% 59% Median
64 17% 39%  
65 12% 22%  
66 6% 10%  
67 3% 4%  
68 0.8% 0.9%  
69 0.1% 0.1%  
70 0% 0%  
71 0% 0%  
72 0% 0%  
73 0% 0%  
74 0% 0%  
75 0% 0%  
76 0% 0% Last Result, Majority

Parti Socialiste – Parti du Travail de Belgique – Vooruit – Partij van de Arbeid van België – Groen – Ecolo

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Number of Seats Probability Accumulated Special Marks
53 0.1% 100% Last Result
54 0.3% 99.9%  
55 1.2% 99.6%  
56 4% 98%  
57 8% 95%  
58 13% 87%  
59 18% 74%  
60 18% 57% Median
61 16% 38%  
62 12% 22%  
63 7% 10%  
64 3% 4%  
65 0.9% 1.3%  
66 0.3% 0.3%  
67 0.1% 0.1%  
68 0% 0%  

Parti Socialiste – Vooruit – Christen-Democratisch en Vlaams – Les Engagés – Groen – Ecolo

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Number of Seats Probability Accumulated Special Marks
52 0.2% 100%  
53 1.0% 99.8%  
54 3% 98.8%  
55 9% 95%  
56 16% 87%  
57 21% 71%  
58 20% 49% Median
59 14% 29%  
60 8% 15%  
61 4% 6%  
62 2% 2%  
63 0.5% 0.6% Last Result
64 0.1% 0.1%  
65 0% 0%  

Parti Socialiste – Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Anders

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Number of Seats Probability Accumulated Special Marks
53 0.2% 100%  
54 1.2% 99.8%  
55 6% 98.6%  
56 18% 93%  
57 31% 74% Median
58 27% 43%  
59 12% 16%  
60 3% 4%  
61 0.8% 1.0%  
62 0.1% 0.2%  
63 0% 0%  
64 0% 0%  
65 0% 0%  
66 0% 0%  
67 0% 0%  
68 0% 0% Last Result

Nieuw-Vlaamse Alliantie – Mouvement Réformateur – Christen-Democratisch en Vlaams – Anders

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Number of Seats Probability Accumulated Special Marks
49 0.1% 100%  
50 0.4% 99.9%  
51 1.3% 99.6%  
52 3% 98%  
53 6% 95%  
54 11% 89%  
55 17% 78% Median
56 21% 61%  
57 20% 40%  
58 13% 20%  
59 5% 7%  
60 1.1% 1.4%  
61 0.2% 0.3%  
62 0% 0% Last Result

Parti Socialiste – Vooruit – Mouvement Réformateur – Groen – Anders – Ecolo

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Number of Seats Probability Accumulated Special Marks
47 0.1% 100%  
48 0.6% 99.9%  
49 3% 99.3%  
50 7% 97%  
51 14% 89%  
52 19% 75%  
53 20% 56% Median
54 16% 36%  
55 11% 19%  
56 6% 9%  
57 2% 3%  
58 0.6% 0.7%  
59 0.1% 0.1%  
60 0% 0%  
61 0% 0%  
62 0% 0%  
63 0% 0%  
64 0% 0%  
65 0% 0% Last Result

Parti Socialiste – Vooruit – Christen-Democratisch en Vlaams – Les Engagés

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Number of Seats Probability Accumulated Special Marks
45 0.1% 100%  
46 0.6% 99.9%  
47 4% 99.3%  
48 14% 95%  
49 23% 82%  
50 22% 58% Median
51 16% 37%  
52 11% 21%  
53 6% 9%  
54 2% 3% Last Result
55 0.7% 0.9%  
56 0.1% 0.2%  
57 0% 0%  

Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Groen – Anders – Ecolo

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Number of Seats Probability Accumulated Special Marks
42 0.2% 100%  
43 1.1% 99.8%  
44 4% 98.7%  
45 13% 94%  
46 20% 82%  
47 22% 62% Median
48 20% 40%  
49 13% 20%  
50 5% 7%  
51 2% 2%  
52 0.3% 0.4%  
53 0.1% 0.1%  
54 0% 0%  
55 0% 0%  
56 0% 0%  
57 0% 0%  
58 0% 0%  
59 0% 0%  
60 0% 0%  
61 0% 0% Last Result

Parti Socialiste – Vooruit – Mouvement Réformateur – Anders

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Number of Seats Probability Accumulated Special Marks
40 0.1% 100%  
41 0.6% 99.9%  
42 3% 99.3%  
43 10% 96%  
44 19% 86%  
45 23% 67% Median
46 19% 44%  
47 13% 25%  
48 8% 12%  
49 3% 4%  
50 0.8% 0.9%  
51 0.1% 0.1%  
52 0% 0%  
53 0% 0%  
54 0% 0%  
55 0% 0%  
56 0% 0% Last Result

Mouvement Réformateur – Christen-Democratisch en Vlaams – Les Engagés – Anders

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Number of Seats Probability Accumulated Special Marks
35 0.1% 100%  
36 0.8% 99.9%  
37 4% 99.0%  
38 15% 95%  
39 29% 80% Median
40 28% 51%  
41 14% 22%  
42 6% 8%  
43 2% 2%  
44 0.4% 0.5%  
45 0.1% 0.1%  
46 0% 0%  
47 0% 0%  
48 0% 0%  
49 0% 0%  
50 0% 0%  
51 0% 0%  
52 0% 0% Last Result

Technical Information

Opinion Poll

Calculations