Makerfield by-election Winner

Platform comparison

Active sub-markets

Market context

Josh Simons is due to step down in Makerfield, triggering a by-election that the market currently prices as a 67% chance of a Labour hold. Early betting has still been broad enough to leave room for movement, with the incumbent party’s advantage sitting closer to a strong leaning than a locked-in outcome. That is a familiar shape for recent English by-elections: the governing party often starts short if the seat is normally safe, but the margin can tighten quickly once local campaigning, turnout assumptions and candidate quality become clearer.

The main catalyst is who Labour and Reform put forward, and whether the contest becomes a straight anti-government protest vote or a more localised fight. Recent market snapshots have already shown Andy Burnham and Reform’s Robert Kenyon drawing attention, while reports last week linked Burnham’s potential entry to a sharp adjustment in expectations. Local election fallout, nomination deadlines and any formal timetable for the by-election should matter most from here. If Labour’s national position weakens further, or if Reform consolidates the anti-Labour vote in the constituency, the hold price could drift lower; if the field narrows and Labour lands a high-recognition candidate, the current probability should stay supported.

Sources: 1 · 2 · 3 · 4

Methodology

This page reviews Makerfield by-election Winner across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

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.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in 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.