Every contested 2026 Senate race with a live prediction market — real prices, updated every morning.
Election Day is November 3, 2026. These are the Senate races the market is actually trading — click any race for its live prices. For control of Congress overall, see the midterms hub.
Prices move fast. Check the live book, read the resolution rules, and size small while you learn.
Sign Up on PolymarketNew here? Start with the complete beginner guide, then run any stake through the payout calculator before you trade.