Dublin-Central By-Election Winner

Platform comparison

Active sub-markets

Market context

A by-election is expected in Dublin Central in 2026 to fill the Dáil seat vacated by Paschal Donohoe. The market is still lightly informative at 0% implied probability, which means there is no usable crowd pricing to anchor expectations yet; in practice, that usually reflects either very thin trading or a market that has not yet reacted to the formal electoral timetable. For context, Irish by-elections can produce turnout and outcome patterns that differ sharply from general elections: Dublin Bay South in 2021 drew 34.7% turnout, well above the 26% seen in Dublin Fingal and Dublin Mid-West in 2019, showing how local mobilisation and candidate selection can matter more than national polling.

For accessibility, the regulatory setting matters. German residents face GlüStV constraints around online gambling-style products, so access can depend on how a platform is classified and on local compliance rules. In the US, the CFTC’s reach is relevant because event contracts can draw scrutiny if offered to US persons, even when the underlying race is Irish rather than American. Polymarket’s reported no-KYC threshold up to $1,500 means smaller positions may be available with lighter identity checks, which can widen access for casual users but does not remove jurisdictional limits or settlement risk. Recent reporting from the Irish Examiner said more than €1m had already been wagered on the Dublin Central contest, indicating there is real interest even before the official schedule is fixed.

The main catalysts are procedural rather than policy-driven: the writ date, candidate nominations, campaign endorsements, and confirmation of the poll and count timetable. Traders should watch for any announcement from the Irish government or returning officer that sets the by-election in motion, plus local media coverage on who actually secures nomination for the seat. Because the market resolves to the named winner only if voting occurs and the result is known by the settlement deadline, any delay in calling the by-election or in declaring the count would keep “Other” in play.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Dublin-Central By-Election Winner on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

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.

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.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.