Mellinghausen: results of the 2026 local elections and the 2025 federal election
In the local elections on 13 September 2026, Sebastian Klare became the largest group on the council of Mellinghausen with 26.5%.
In the federal election on 23 February 2025, CDU led in Mellinghausen with 35.7% of the second votes, SPD took 20.7%.
- Turnout59.3% · Diepholz (Wkr. 033) 83.5% · Germany 82.5%
- Voters485 of 818 eligible voters
- Stands out against Lower SaxonyCDU +7.6 · Grüne −3.4 · SPD −2.3
- First votes: leadingCDU candidate
- Constituency33 Diepholz – Nienburg I
Postal votes were counted at collective-municipality level; polling-station votes only shown here.
2026 local elections in Mellinghausen
On 13 September 2026, Lower Saxony elected its councils, district councils, mayors and district administrators. Below, the preliminary result for Mellinghausen, as of 13.09.2026 22:39. All districts and municipalities: Lower Saxony local elections 2026.
- Largest group: municipal councilSebastian Klare 26.5%
- Samtgemeinde councilCDU 48.6% in the Samtgemeinde Siedenburg
- District council, votes from the Samtgemeinde SiedenburgCDU 44.4%
- Turnout70.4% · district council election 71.1%
- Sebastian Klare26.5%
- Klaus Hillmann12.2%
- Fabian Heidorn8.5%
- Raphael Lober8.5%
- Ulrike Reinsch8.3%
- Anton Jordanland7.9%
- Milena Holthus7.9%
- Johanna Obuseh7.1%
- Matthis Meyer5.0%
- Heiner von der Behrens4.9%
- Mike Instenberg1.9%
- Karen Claßen1.5%
Turnout 70.4% · 865 eligible voters · 11 seats · Preliminary result · 2 of 2 results
Source: Samtgemeinde Siedenburg, Local elections 2026, official results presentation (votemanager) (file), preliminary result, retrieved 24 Sep 2026, official work, § 5 UrhG. Electoral authority status: 13.09.2026 22:39. Electoral authority's result portal: https://votemanager.kdo.de/20260913/032515407/praesentation/ Compiled by wahlergebnisse.io.
Samtgemeinde Siedenburg
The municipality belongs to the joint municipality (Samtgemeinde) Siedenburg, whose council and mayor were also elected.
Samtgemeinde council: 14 seats
- CDU48.6% · 7 seats
- FWG25.5% · 4 seats
- AfD8.8% · 1 seat
- SPD8.3% · 1 seat
- Die Linke6.7% · 1 seat
- Bergholz, Einzelwahlvorschlag Bergholz2.1%
Turnout 71.2% · 3,590 eligible voters · 14 seats · Official final result · 10 of 10 results
Samtgemeinde mayor election
- Grimmig, Einzelwahlvorschlag65.1%
- Ahrens, Einzelwahlvorschlag20.1%
- Schumann, Einzelwahlvorschlag9.3%
- Rehders, Die Linke5.5%
Turnout 71.2% · 3,590 eligible voters · Official final result · 10 of 10 results
Source: Samtgemeinde Siedenburg, Local elections 2026, official results presentation (votemanager) (file), final result, retrieved 24 Sep 2026, official work, § 5 UrhG. Electoral authority status: 21.09.2026 10:08. Compiled by wahlergebnisse.io.
District council and district administrator: the votes from the Samtgemeinde Siedenburg
How voters in the Samtgemeinde voted in the district election. The overall result for Diepholz is on the district page.
District council election
- CDU44.4%
- SPD16.0%
- AfD12.3%
- GRÜNE10.7%
- Sulingen!5.2%
- Die Linke4.3%
- FDP3.6%
- UWG3.5%
Turnout 71.1% · 3,599 eligible voters · 10 of 10 results
Second votes in Mellinghausen
Shares in percent of valid second votes, deviation from the state result in points. Others: all parties not listed individually.
- CDU35.7%+7.6
- SPD20.7%-2.3
- AfD18.2%+0.4
- Grüne8.1%-3.4
- Linke7.9%-0.2
- FDP4.8%+0.7
- BSW1.9%-1.9
- Freie Wähler1.2%+0.4
- Volt0.4%-0.2
- Others1.2%-1.0
Change compared with the result in Lower Saxony.
| Party | Votes | Share | District | Lower Saxony | Germany |
|---|---|---|---|---|---|
| CDU | 173 | 35.7% | 30.4% | 28.1% (+7.6) | 22.6% (+13.1) |
| SPD | 100 | 20.7% | 22.9% | 23.0% (-2.3) | 16.4% (+4.3) |
| AfD | 88 | 18.2% | 17.3% | 17.8% (+0.4) | 20.8% (-2.6) |
| Grüne | 39 | 8.1% | 10.4% | 11.5% (-3.4) | 11.6% (-3.5) |
| Linke | 38 | 7.9% | 6.9% | 8.1% (-0.2) | 8.8% (-0.9) |
| FDP | 23 | 4.8% | 4.7% | 4.1% (+0.7) | 4.3% (+0.5) |
| BSW | 9 | 1.9% | 3.7% | 3.8% (-1.9) | 5.0% (-3.1) |
| Freie Wähler | 6 | 1.2% | 1.0% | 0.8% (+0.4) | – |
| Volt | 2 | 0.4% | 0.5% | 0.6% (-0.2) | – |
| Others | 6 | 1.2% | 2.1% | 2.2% (-1.0) | 10.6% (-9.4) |
Source: Federal Returning Officer, 2025 federal election, results by polling district (file), final result, retrieved 7 Sep 2026, Data licence Germany, attribution 2.0. Municipal results are the sum of a municipality's polling districts including the postal-vote districts assigned to it. State and federal results: Federal Returning Officer, kerg2.csv, official final result. Compiled by wahlergebnisse.io.
Samtgemeinde Siedenburg: overall result including postal votes
Postal votes in Samtgemeinde Siedenburg are counted jointly for all 5 member municipalities and cannot officially be attributed to Mellinghausen. The figures above therefore show polling-station votes in Mellinghausen only. Below is the overall result of the association: polling-station votes of all members plus 789 postal voters, which is 27.3% of all votes.
- Turnout in the association84.7%
- Voters2,892 of 3,413 eligible voters
- Postal vote share27.3% · 789
- Member municipalities5
- CDU37.7%+2.0
- SPD22.4%+1.7
- AfD13.9%-4.3
- Grüne8.3%+0.2
- Linke6.8%-1.1
- FDP4.8%±0
- BSW2.5%+0.6
- Freie Wähler1.5%+0.3
- Volt0.3%-0.1
- Others1.8%+0.6
Change compared with polling-station votes in Mellinghausen.
| Party | Polling station Mellinghausen | Postal vote, association | Samtgemeinde Siedenburg total | Share |
|---|---|---|---|---|
| CDU | 173 (35.7%) | 317 (40.3%) | 1,086 | 37.7% |
| SPD | 100 (20.7%) | 192 (24.4%) | 645 | 22.4% |
| AfD | 88 (18.2%) | 72 (9.2%) | 399 | 13.9% |
| Grüne | 39 (8.1%) | 69 (8.8%) | 239 | 8.3% |
| Linke | 38 (7.9%) | 38 (4.8%) | 195 | 6.8% |
| FDP | 23 (4.8%) | 48 (6.1%) | 139 | 4.8% |
| BSW | 9 (1.9%) | 18 (2.3%) | 72 | 2.5% |
| Freie Wähler | 6 (1.2%) | 14 (1.8%) | 43 | 1.5% |
| Others | 6 (1.2%) | 13 (1.7%) | 52 | 1.8% |
Member municipalities (polling-station votes only)
- BorstelCDU 39.6%
- MaasenCDU 38.2%
- MellinghausenCDU 35.7%
- Siedenburg, FleckenCDU 34.6%
- StaffhorstCDU 35.4%
Source: Federal Returning Officer, polling-district statistics; association total is our own calculation from polling-station and postal-vote districts.
Mellinghausen: location in the Diepholz district
All municipalities of the district, coloured by the strongest party of the second votes. Mellinghausen highlighted, the other members of Samtgemeinde Siedenburg shown half-transparent. Tap to open a neighbouring municipality.