The 2024 Iowa Corn 350 was a NASCAR Cup Series race held on June 16, 2024, at Iowa Speedway in Newton, Iowa. Contested over 350 laps on the D-shaped oval, it was the 17th race of the 2024 NASCAR Cup Series season. Ryan Blaney won the race. William Byron finished 2nd, and Chase Elliott finished 3rd. Christopher Bell and Ricky Stenhouse Jr. rounded out the top five, and Joey Logano, Josh Berry, Alex Bowman, Daniel Suárez, and Brad Keselowski rounded out the top ten.
The repaved inside turns caused serious tire issues.
Iowa Speedway is a 7/8-mile (1.4 km) paved oval motor racing track in Newton, Iowa, United States, approximately east of Des Moines. The track was designed with influence from Rusty Wallace and patterned after Richmond Raceway, a short track where Wallace was very successful. It has over 25,000 permanent seats as well as a unique multi-tiered Recreational Vehicle viewing area along the backstretch.
The race replaced the Pala Casino 400 due to planned construction at the Auto Club Speedway.
Noah Gragson was the fastest in the practice session with a time of 22.828 seconds and a speed of .
Kyle Larson scored the pole for the race with a time of 23.084 and a speed of . Qualifying was shortened to one round after it was delayed due to rain.
Stage One Laps: 70
Stage Two Laps: 140
Stage Three Laps: 140
USA covered the race on the television side. Rick Allen, Jeff Burton, and Steve Letarte called the race from the broadcast booth. Dave Burns, Kim Coon, and Marty Snider handled the pit road duties from pit lane.
Radio coverage of the race was broadcast by Motor Racing Network (MRN) and was also simulcast on Sirius XM NASCAR Radio.