About This Market
SharePolymarket and Kalshi are tracking the winner of the CO-03 House race set for November 4, 2026. This election is pivotal as it could influence the balance of power in Congress and reflect voter sentiment on key issues leading up to the election.
Republican Party leads the “CO-03 House winner” event at 66.5% implied probability, followed by Democratic Party at 35.3%. A 5.0% cross-platform spread signals an active arbitrage window.

