2025 Slagelse municipal election

2025 Slagelse municipal election
18 November 2025
All 31 seats to the Slagelse municipal council
16 seats needed for a majority
Turnout42,578 (64.7%)
1.0%
  First party Second party Third party
 
V
A
O
Party Venstre Social Democrats Danish People's Party
Last election 11 seats, 33.6% 9 seats, 27.9% 1 seat, 5.4%
Seats won 9 9 3
Seat change 2 0 2
Popular vote 10,552 10,498 3,988
Percentage 25.4% 25.2% 9.6%
Swing 8.2% 2.7% 4.2%
  Fourth party Fifth party Sixth party
 
F
C
Æ
Party Green Left Conservatives Denmark Democrats
Last election 2 seats, 6.3% 3 seats, 8.9% Did not stand
Seats won 2 2 2
Seat change 0 1 2
Popular vote 3,394 2,883 2,645
Percentage 8.2% 6.9% 6.4%
Swing 1.9% 1.9% New
  Seventh party Eighth party Ninth party
 
Ø
I
 L
Party Red-Green Alliance Liberal Alliance Storebæltslisten
Last election 1 seat, 4.1% 0 seats, 1.0% Did not stand
Seats won 1 1 1
Seat change 0 1 1
Popular vote 2,019 1,868 1,794
Percentage 4.9% 4.5% 4.3%
Swing 0.8% 3.5% New
Mayor before election

Knud Vincents
Venstre

Mayor after election

TBD

The 2025 Slagelse Municipal election will be held on November 18, 2025, to elect the 31 members to sit in the regional council for the Slagelse Municipal council, in the period of 2026 to 2029.[1]

Background

Following the 2021 election, Knud Vincents from Venstre became mayor for his first term. [2] He would run for re-election. [3]

Electoral system

For elections to Danish municipalities, a number varying from 9 to 31 are chosen to be elected to the municipal council. The seats are then allocated using the D'Hondt method and a closed list proportional representation. Slagelse Municipality had 31 seats in 2025.

Electoral alliances

Source[4]

Electoral Alliance 1

Party Political alignment
A Social Democrats Centre-left
F Green Left Centre-left to Left-wing

Electoral Alliance 2

Party Political alignment
B Social Liberals Centre to Centre-left
L Storebæltslisten Local politics
T Trelleborglisten Local politics

Electoral Alliance 3

Party Political alignment
C Conservatives Centre-right
I Liberal Alliance Centre-right to Right-wing
V Venstre Centre-right
Æ Denmark Democrats Right-wing to Far-right

Results by polling station

Division A B C F I L M O R T V Æ Ø
% % % % % % % % % % % % %
Vemmelev - Vemmelevhallen 19.1 0.9 12.2 5.6 4.0 3.9 0.9 11.5 0.2 2.1 26.3 11.0 2.2
Tårnborg - Taarnborg Forsamlingshus 23.9 2.1 4.8 5.9 3.2 19.8 0.6 11.2 0.9 1.0 16.3 6.5 3.9
Korsør - Broskolen 26.2 2.5 3.7 8.5 4.2 14.4 0.8 11.2 1.4 0.6 15.2 4.8 6.3
Korsør - Storebæltshallen 27.7 2.6 5.2 7.6 4.3 17.3 0.7 9.6 0.6 0.6 16.5 3.9 3.5
Boeslunde - Boeslunde Hallen 21.5 1.8 4.4 5.8 3.8 2.9 1.8 12.1 0.1 0.5 26.0 10.5 8.7
Skælskør - Skælskør Badmintoncenter 24.5 2.6 3.5 7.8 2.7 0.7 3.7 11.0 0.3 0.2 31.8 7.3 3.7
Agersø - Agersøhallen 70.6 0.0 2.5 0.0 1.7 0.0 0.0 3.4 0.8 0.8 13.4 5.0 1.7
Omø - Omø Forsamlingshus 39.6 0.9 0.0 7.5 1.9 0.0 0.9 4.7 0.0 0.0 23.6 8.5 12.3
Rude - Kirkeskovskolen 15.5 2.0 1.9 10.5 2.8 0.6 0.6 8.8 0.2 0.1 46.7 3.8 6.4
Dalmose - Dalmosehallen 26.0 2.7 5.4 6.2 3.5 1.5 1.1 13.3 0.6 0.4 23.8 12.0 3.5
Slots Bjergby - Hashøjskolen 22.7 4.1 5.9 6.5 4.9 0.7 0.6 9.6 0.4 0.6 32.8 9.1 2.1
Sørbymagle - Sørbymagle forsamlingshus 28.4 2.7 5.8 7.5 7.9 1.1 1.1 10.3 0.3 0.5 22.8 8.5 3.2
Vestermose - Hallelev Forsamlingshus 16.2 3.4 8.5 6.8 5.6 1.0 1.4 10.0 0.4 0.7 30.5 12.8 2.7
Stillinge - Stillingehallen 23.1 1.9 6.7 8.5 3.1 1.1 0.6 9.3 0.3 0.4 32.0 10.2 2.8
Slagelse - Vesthallen 26.2 2.6 9.6 9.2 4.5 0.5 0.7 6.6 0.2 0.7 29.8 6.0 3.4
Slagelse - Nordhallen 26.6 3.0 9.0 7.9 5.4 0.8 0.7 9.1 0.2 0.5 24.9 4.7 7.1
Slagelse - Søndermarkshallen 29.3 3.3 8.2 9.2 4.2 0.7 0.7 8.7 0.5 0.4 23.6 4.6 6.7
Slagelse - Slagelse Hallen 24.2 3.0 9.2 10.1 6.4 0.7 0.8 8.2 0.3 0.4 25.9 4.6 6.2

Results

Party Votes % +/- Seats +/-
Slagelse Municipality
V Venstre 10,552 25.35 -8.21 9 -2
A Social Democrats 10,498 25.22 -2.68 9 0
O Danish People's Party 3,988 9.58 +4.18 3 +2
F Green Left 3,394 8.15 +1.87 2 0
C Conservatives 2,883 6.93 -1.93 2 -1
Æ Denmark Democrats 2,645 6.35 New 2 New
Ø Red-Green Alliance 2,019 4.85 +0.78 1 0
I Liberal Alliance 1,868 4.49 +3.47 1 +1
L Storebæltslisten 1,794 4.31 New 1 New
B Social Liberals 1,106 2.66 -2.14 1 -1
M Moderates 459 1.10 New 0 New
T Trelleborglisten 228 0.55 New 0 New
R De lokale rebeller 190 0.46 New 0 New
Total 41,624 100 N/A 31 N/A
Invalid votes 159 0.24 +0.05
Blank votes 795 1.21 +0.21
Turnout 42,578 64.70 +1.03
Source: valg.dk

Opinion polls

Polling
firm		 Fieldwork
date		 Sample
size		 V A C F O B Ø I L M R T Æ Others Lead
Epinion 4 Sep - 13 Oct 2025 471 24.7 27.7 3.9 9.7 11.8 1.1 4.0 5.7 – 1.9 – – 8.0 1.6 3.0
2024 european parliament election 9 Jun 2024 16.2 19.1 8.3 13.5 9.9 4.2 4.7 6.6 – 6.7 – – 8.7 – 2.9
2022 general election 1 Nov 2022 14.8 31.9 3.8 8.0 3.9 1.8 2.9 6.3 – 9.9 – – 9.2 – 17.1
2021 regional election 16 Nov 2021 27.2 34.6 8.4 5.4 5.7 3.3 4.7 1.7 – – – – – – 7.4
2021 municipal election 16 Nov 2021 33.6
(11)		 27.9
(9)		 8.9
(3)		 6.3
(2)		 5.4
(1)		 4.8
(2)		 4.1
(1)		 1.0
(0)		 – – – – – – 5.7

References

  1. ^ "Kommunalvalg". valg.im.dk (in Danish). Retrieved 29 May 2025.
  2. ^ "Den nye borgmester hedder Knud Vincents | Nyheder". slagelse (in Danish). 17 November 2021. Retrieved 29 May 2025.
  3. ^ "Spidskandidater til kommunal- og regionsvalget". venstre.dk (in Danish). Retrieved 29 May 2025.
  4. ^ "Stemmefordeling i Slagelse Kommune". valg.dk (in Danish). Retrieved 7 October 2025.
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