Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
99% | 1% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Crowley wins | 99% |
| Other | 50% |
| Hong 30%+ | 1% |
| Hong 25–30% | 0% |
| Hong 20–25% | 0% |
| Hong 15–20% | 0% |
| Hong 10–15% | 0% |
| Hong 5–10% | 0% |
| Hong <5% | 0% |
| Barnes wins | 0% |
Market context
Wisconsin's Democratic primary for governor takes place on 11 August 2026. The market assesses the margin of victory between the top two finishers, with a 1% crowd probability suggesting traders expect a competitive race rather than a landslide outcome. Current Governor Tony Evers, who won the 2022 general election with 51% of the vote against Republican Tim Michels, remains the presumed frontrunner for the Democratic nomination, though no formal primary challenger has yet declared as of early 2025.
Historical precedent offers limited guidance for Wisconsin Democratic gubernatorial primaries. The state has not held a competitive gubernatorial primary since 2002, when Jim Doyle faced Tom Barrett in a race that Doyle won by approximately 7 percentage points. Evers' 2018 primary victory over Kelda Roys and others produced a wider margin, though that contest involved a larger field. The 1% probability reflects market confidence in either an uncontested primary or Evers' substantial organisational and fundraising advantages should opposition materialise.
Traders should monitor candidate announcements through spring 2026, particularly whether any credible challenger emerges to contest Evers' nomination. Recent Wisconsin election cycles have shown Democratic turnout sensitivity to national political conditions and local economic messaging. The timing of endorsements from labour unions and progressive organisations typically accelerates through June and July. Any significant shift in Evers' approval ratings or unexpected primary entrant would substantially alter margin expectations.
Methodology
Sports-specific comparison page for Wisconsin Governor Democratic Primary Margin of Victory. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
Trade Wisconsin Governor Democratic Primary Margin of Victory on March Madness Predictions
Live order book, 0% fees, USDC settlement in seconds.
Open live market →