How many UK parliamentary by-elections in 2026 Odds
Polymarket traders give 6 a 87% chance.
| Outcome | Chance | Odds | 24h |
|---|---|---|---|
| 6 | 87% | -641 | ▲ 1 |
| 7 | 12% | +770 | — |
| 8 | 2% | +5456 | — |
| 9 | <1% | +18082 | — |
| 10+ | <1% | +19900 | — |
We may earn a commission if you sign up or trade through links to venues. It never changes the prices or rankings we show. 18+ (21+ where required). Only trade where prediction markets are legal for you. Gambling problem? Call or text 1-800-GAMBLER. How we make money
Price history
On Kalshi
The same question also trades on Kalshi. Check the resolution rules before comparing prices: small wording differences change what pays out.
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/).
Source: Polymarket. The venue's rules are final.
FAQ
Who is favored in How many UK parliamentary by-elections in 2026?
As of Nov 8, 7:30 AM EST, traders on Polymarket price 6 at 87%, about -641 in American odds. Prices move with every trade.
How are prediction market odds calculated?
Each contract pays $1 if the outcome happens and $0 if it doesn't, so its price is the market's implied probability: a 60¢ contract means roughly a 60% chance. We show the last trade, or the midpoint between the best bid and ask when the order book is tight.
When does this market close?
Polymarket lists Jan 1, 2027 as the end date. It can close earlier if the outcome is decided.
Where can I trade on How many UK parliamentary by-elections in 2026?
This market trades on Polymarket and a matching market trades on Kalshi. Availability depends on where you live: Kalshi is a CFTC-regulated US exchange, while Polymarket's international site isn't available to US users (Polymarket US is a separate app). You must be 18 or older.