Chicago Cubs vs St. Louis Cardinals MLB matchup at Busch Stadium on July 29, 2026

The Chicago Cubs will play the St. Louis Cardinals at Busch Stadium in St. Louis on July 29, 2026. The Cubs hold a 61‑47 record and have recently won two of three games in the series, with Javier Assad slated to start. Key contributors include Dansby Swanson (16 HR, 61 RBI) and Ian Happ (18 HR, 47 RBI). The Cardinals sit at 54‑54, having secured a 3‑2 win in the previous game, with a projected starter yet to be named. Their top hitters are Jordan Walker (22 HR, 78 RBI) and Alec Burson​en (15 HR, 71 RBI).

Betting markets on the Kalshi platform list the Cubs as a 54% chance to win and the Cardinals at 47%, with a total runs over/under set at 8.5. Kalshi is promoting a U.S.-only offer: new users who provide promo code “WSN,” meet age and residency requirements, and trade $25 in contracts can receive a random bonus up to $500. The promotion requires a $20 initial deposit and completion of verification steps.