Races Moved to Sunday June 14, cancelled for June 13 due to impending weather
In the interest of safety for everyone with today’s rain and a severe weather forecast for this evening, tonight’s weekly races are cancelled for June 13 and moved to Sunday afternoon June 14, 2026. Hot laps will begin at 4:00 P.M., racing starts at 4:30 P.M., and the pit gate and gra … read more

June 13 No Longer Includes MRA, Regular Weekly races still scheduled
As many fans know, weather can change plans quickly. On June 12, 2026, the Midwest Racing Association (MRA) announced that its series event scheduled for June 13 at I-35 Speedway had been canceled. I-35 Speedway has already announced a weather contingency plan for this weekend. As of now, the track  … read more

Races Cancelled due to weather 5-30-26
Races scheduled for May 30, 2026 are cancelled due to Mother Nature. We will see everyone next Saturday, June 6, 2026 for Triple Cross Trucking Night at the Races Weekly Racing with Late Models & Open Vintage. Again, no racing tonight May 30, 2026.  … read more

I-35 Speedway 5-30-26
It’s an I-35 Speedway Special this Saturday, May 30, 2026. It will be Kingdom Truss Night at the Races weekly races with Show Me Vintage as our guest class. Your favorite race cars from years gone by will be in racing action along with the E Mods and the USRA Classes of Modifieds, Stock Cars, B Mods, Hobby Stocks, Tuners, and Beginner Tuners. Raci … read more

I-35 Speedway Results 5-23-26
Rod End Supply Night at the Races delivered another exciting evening of competition at I-35 Speedway this past Saturday night, as 96 cars across 8 classes brought their best, and fans packed the grandstands as drivers battled for every inch of the racetrack across all classes. We welcomed the MLS Sprint Cars back to I-35 tonight as they put on some excitem … read more

I-35 Speedway 5.23.26
Let’s Go Racing! It is Rod End Supply Night at the Races - Weekly Racing with Midwest Lightning Sprints at I-35 Speedway this Saturday, May 23, 2026. In addition to the Lightning Sprints the USRA Modifieds, USRA Stock Cars, USRA B Mods, USRA Hobby Stocks, USRA Tuners, E Mods and Beginner Tuners will be in action Racing action begins promptly at 7: … read more

Saturday, May 16, 2026 Races Cancelled
After prepping the track all day and wishing for an improved forecast, we are canceling tonight’s races Saturday, May 16, 2026, for the safety of our drivers, fans and staff. See you next week.  … read more

Carpenter's Classics Sponsor Video

Hwy 36 Auto & Diesel Sponsor Video

Highlights: USRA Heartland Modified Tour 4/12/25
Highlights from the USRA Heartland Modified Tour presented by Real Racing Wheels featuring the Summit USRA Weekly Racing Series at the I-35 Speedway in Winston, Mo., on Saturday, April 12, 2025. Video provided by RacinDirt. Check us out at https://usraracing.… watch video