How many UK parliamentary by-elections in 2026?: live odds and probabilities
The market favorite is 6 at 83.0%, ahead of 7 at 13.0%. $76K traded across 5 outcomes.
Favorite
24h move
Volume
Closes
UKClactonPoliticsElectionsUnited Kingdom
All outcomes
| Outcome | Probability | 24h |
|---|---|---|
| 6 | 83.0% | +5.5 |
| 7 | 13.0% | -4.0 |
| 8 | 2.1% | -2.3 |
| 9 | 0.4% | -0.1 |
| 10+ | 0.4% | -0.1 |
Prices are the Polymarket mid or last trade at 2026-11-06 03:05 UTC. A price of 64¢ implies roughly a 64% chance. Prices include spread and are not forecasts by BetG8.
Price history
Market rules and resolution
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/).
How to read this market
Frequently asked questions
- Who is favored in "How many UK parliamentary by-elections in 2026?"?
- As of November 6, 2026, 6 is the favorite at 83.0%, followed by 7 at 13.0%.
- When does this market resolve?
- The market is scheduled to close on January 1, 2027. It resolves under Polymarket's rules once the outcome is known, which can be earlier or later than the listed date.
- How much has been traded?
- $76K in total and $3K in the last 24 hours, with about $47K of resting liquidity.
- Can I trade this market?
- Polymarket restricts access by location; the US version (Polymarket US) and the offshore site have different rules and fee schedules. Check availability in your jurisdiction. BetG8 earns a referral fee from the Polymtrade links on this page.
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Data: Polymarket Gamma and CLOB APIs, fetched by BetG8 at the time shown above. Venues may restrict access by location. 18+ only.