How many UK parliamentary by-elections in 2026?

As of Wed, 09 Sep 2026 19:14:48 UTC, Polymarket traders price 6 (53.0%), 7 (39.0%), 8 (1.8%). The market has $3K in volume and closes on Fri, 01 Jan 2027.

Updated:

Current odds

OutcomeChanceYes priceNo price
653.0%53.0¢47.0¢
739.0%39.0¢61.0¢
81.8%1.8¢98.2¢
90.7%0.7¢99.4¢
10+0.7%0.7¢99.4¢

Market details

Resolution rules

This market will resolve according to the total number of UK parliamentary by-elections held in 2026. Qualifying by-elections must be elections to the UK House of Commons for a vacant parliamentary seat, with polling day scheduled and held within the 2026 calendar year. The resolution source for this market will be a consensus of credible reporting. In case of ambiguity, this market will resolve solely based on official information from the UK Parliament (https://www.parliament.uk/).

Sources

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