Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket KYC UK Pick polygram.ink |
76% | 24% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket KYC UK → |
Polymarket polymarket.com |
76% | 24% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket KYC UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket KYC UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket KYC UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket KYC UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket KYC UK.
Active sub-markets
| Karen Bass | 76% YES | 25% NO |
| Rick Caruso | 0% YES | 100% NO |
| Asaad Alnajjar | 0% YES | 100% NO |
| Gina Viola | 0% YES | 100% NO |
| Spencer Pratt | 19% YES | 82% NO |
| Austin Beutner | 0% YES | 100% NO |
Market context
Los Angeles will hold its mayoral election on 2 June 2026, with a runoff scheduled for 3 November should no candidate secure an outright majority. The market resolves on the first-round winner—the candidate receiving the plurality of valid votes cast on election day. Current crowd pricing at 76% YES reflects expectation that a single candidate will exceed 50 per cent support, avoiding a second round entirely.
Historical precedent suggests first-round victories in large US mayoral races remain common but not guaranteed. Los Angeles's 2022 election saw Karen Bass win with 50.6 per cent in the initial round, whilst 2013 required a runoff between Eric Garcetti and Wendy Greuel. The 76 per cent probability aligns with scenarios where a frontrunner consolidates sufficient support—typically occurring when an incumbent runs or a dominant challenger emerges early. Comparative races in similarly sized cities show first-round resolution rates between 65 and 80 per cent depending on field fragmentation and candidate name recognition.
Traders should monitor candidate announcements and filing deadlines, which determine final ballot composition. The field size directly influences majority thresholds; a crowded primary increases runoff likelihood. Recent Los Angeles political coverage will signal whether a clear frontrunner has emerged or whether multiple candidates are splitting the vote roughly equally. Campaign spending reports and polling releases, typically available through the Los Angeles City Clerk's office, provide material data points. The settlement window closes at midnight on 2 June 2026, coinciding with polls closing.
From a regulatory standpoint, this market operates under German GlüStV rules where applicable and remains subject to CFTC jurisdiction for US-based traders. No-KYC access up to $1,500 USD per account means traders can participate without identity verification below that threshold, though larger positions require standard compliance documentation.
Methodology
We track LA Mayoral Election: First Round 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
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
- Is this market available outside the US?
- Polymarket KYC UK 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.
- 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.
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