Makerfield by-election Winner

Platform comparison

Active sub-markets

Market context

A by-election in Makerfield is expected in 2026 after the resignation of incumbent Josh Simons, and the market is currently pricing a 66% chance that the named candidate wins. That sits in a range where traders are effectively weighing Labour’s local organisation against Reform’s recent momentum. Reporting this week has also highlighted how sensitive the contest could be to the identity of the Labour candidate: Election Maps UK has said Andy Burnham would be favoured if selected, while a different Labour candidate could leave Reform ahead. On Polymarket, the contract is expressed as a straight yes/no probability, whereas Kalshi’s equivalent US-style pricing is normally easier to compare as cents-to-probability; on Betfair or Smarkets, the same view would usually appear as decimal odds with commission deducted from winnings, which can make the headline price look better than the net return.

Comparable local contests suggest this is not a settled race. Polymarket’s separate margin-of-victory market has had Burnham-related outcomes near the top, but with a meaningful spread between a narrow win and a larger one, which is a sign that traders see outcome sensitivity rather than a single dominant path. That matters because by-elections often turn on candidate quality, turnout and late tactical voting, not just party label. In markets like this, differences between platforms also matter: Polymarket is crypto-settled and open to a broad global user base, while Kalshi is US-regulated and more tightly KYC-gated; Betfair and Smarkets tend to reflect a more UK-facing betting pool and charge commission rather than embedding it in the price.

The main catalysts are the candidate selection, the by-election timetable and any credible local polling or canvassing reports. If Labour confirms a high-profile candidate, the market could move quickly; if it fields a lower-profile name, the current 66% YES may prove optimistic. Traders should also watch for the formal writ, nomination deadline and campaign announcements from Reform and Labour, since those determine whether early commentary turns into an actual ballot test. Recent coverage from Election Maps UK and other market-watchers has already shown that the contest’s shape may depend on who stands for Labour, so confirmation of candidates is likely to be the next major repricing event.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares Makerfield by-election Winner specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). PolyGram routes every trade directly into Polymarket's on-chain settlement, which is why payouts land fastest.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.