NY-08 Democratic Primary Winner

Platform comparison

Active sub-markets

Market context

New York's 8th Congressional District will hold a Democratic primary in 2026 to select the party's nominee for the House seat currently held by Representative Jerrold Nadler. The district encompasses parts of Manhattan and Brooklyn, traditionally one of the safest Democratic seats in the nation. The 100% implied probability reflects the near-certainty that a Democratic primary will occur, given the district's voting history and the likelihood of multiple candidates seeking the nomination in an open or contested race.

Historical precedent in NY-08 suggests competitive primaries are common when the seat becomes genuinely available. The 2022 redistricting created significant uncertainty in the district's composition, and Nadler's tenure has occasionally drawn primary challenges from the left. Similar safe-seat Democratic primaries in New York City have consistently produced contested races with multiple credible candidates, though the eventual winner has always been a Democrat. The 100% probability essentially prices in the administrative certainty of a primary election occurring rather than forecasting any particular candidate's chances.

Traders should monitor candidate announcements beginning in late 2025 and early 2026, as the field will likely include established local figures, progressive activists, and potentially candidates from adjacent districts affected by redistricting. The New York Democratic Party's official primary schedule and filing deadlines, typically announced by autumn 2025, will confirm the election date and candidate eligibility requirements. Any unexpected vacancy, redistricting changes, or major candidate withdrawals could alter the race dynamics, though they would not prevent the primary itself from occurring.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Sport Prediction, which mirrors the Polymarket order book directly.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?

On Sport Prediction, 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?

Sport Prediction 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.

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.

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.