Live prediction market odds for 2025 NYC Mayoral Election. Compare prices across Kalshi and Polymarket.
MARKET RESOLVEDKalshi / Polymarket
Resolved 2025-11-04
This market resolved on 2025-11-04. Zohran Mamdani was the officially declared outcome. Prior to resolution, the market peaked at 100%.
This market has resolved.
| Candidate |  |  |
|---|---|---|
Zohran MamdaniWINNER | 99% | 100% |
Andrew Cuomo | 1% | 50% |
Curtis Sliwa | 1% | 50% |
Eric Adams | 1% | 50% |
Jim Walden | 1% | 50% |
2025 NYC Mayoral Election was a prediction market event tracked across 2 platforms (Kalshi, Polymarket). Zohran Mamdani led the market at 100% implied probability before resolution. Other contenders include Andrew Cuomo at 26%, Curtis Sliwa at 26%, Eric Adams at 26%.
Zohran Mamdani held the lead at 100% implied probability heading into resolution. Behind Zohran Mamdani, Andrew Cuomo at 26% and Curtis Sliwa at 26% and Eric Adams at 26% were the next closest contenders. The 49.0% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket: Zohran Mamdani: 99¢ on Kalshi, 100¢ on Polymarket. Andrew Cuomo: 1¢ on Kalshi, 50¢ on Polymarket. Curtis Sliwa: 1¢ on Kalshi, 50¢ on Polymarket. Eric Adams: 1¢ on Kalshi, 50¢ on Polymarket. The 49.0% spread across platforms highlights where markets disagreed — a gap traders can exploit by buying low on one platform and selling high on another.
A price of 100¢ meant the market estimated a 100% chance that Zohran Mamdani would be the outcome. Traders who bought at 100¢ and held through resolution received $1.00 per share — a 0% return on their position. Those on the wrong side received $0.
Zohran Mamdani
99.5% avg
Official settlement criteria, resolution sources, and edge cases across Kalshi.
KalshiIf Eric Adams is sworn in pursuant to the NYC Mayoral election on Nov 4, 2025, then the market resolves to Yes.
