Osnabrück Mayoral Election Winner: how this market works

What you need to know

This market asks who will win the next mayoral election in Osnabrück, a city in northern Germany, and become its top official (called Oberbürgermeister in German). A win for Katharina Pötter means she becomes mayor. A win for Robert Alferink or Thomas Groß means one of them takes the job instead. The market currently puts Pötter as the strong favorite, with the other two candidates far behind. The market settles on whichever candidate is confirmed as the new mayor after the election on September 13, 2026. If no one gets more than half the votes that day, a second round happens on September 27, 2026, and whoever wins that becomes mayor. The final answer comes from credible news reports, backed up by official city sources if there is any dispute. One edge case: if results are somehow unknown by April 30, 2027, the market closes as 'Other' instead. None of the provided news headlines relate to this election. They cover unrelated topics from India, Brazil, and elsewhere. There is no relevant recent news to point to here. The kind of development worth watching would be local candidate announcements, polling from Osnabrück, or any major political shifts in the German state of Lower Saxony ahead of the September 2026 vote. The main uncertainty is simply whether something unexpected disrupts what the market currently treats as a fairly settled outcome. At 77%, the market is pricing Pötter as a strong but not certain winner. A lot can change between now and September 2026: new candidates could enter, local controversies could shift support, or a strong turnout in one part of the city could change the math. The runoff rule also matters: even a first-round lead does not guarantee a final win.

The odds right now

• Katharina Pötter77%
• Robert Alferink9%
• Thomas Groß7%
• Volker Bajus7%
• Oliver Hasskamp4%
• Thorsten Wassermann2%

Price history

How this resolves

Resolves September 13, 2026

The next Osnabrück mayoral election is scheduled to be held on September 13, 2026, to elect the mayor of Osnabrück, Germany (Oberbürgermeister der Stadt Osnabrück). A runoff election is scheduled for September 27, 2026, if no candidate receives more than half of the valid votes in the first round. Read the full resolution rules on the live market page.

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