All Cars Welcome Your Race to the NASA 25 Hours of Ozarks starts here!! This T+6+5 endurance race will start you on the right track to the 25 or simply be fun endurance race for your team! We’ll have a full test day and a night practice. 6 Classes HYC — (Hypercar) Fastest class, no limits
NASA MidAmerica season opener featuring HPDE Track Time in 4 classes, Time Trials, and Sprint Racing. Track Day Friday, April 10, 2026 2025 Regional Champs Banquet
The thrilling riders of ASRA return for a full weekend of racing. Practice & racing school on Friday, April 17th. Add this to your calendar today!!
The Kansas City Region Porsche Club of America cordially invites you to 'Escape to the Ozarks,' taking place April 24–26. This premier weekend features a diverse range of activities for automotive enthusiasts, highlighted by Saturday’s charity parade laps, a judged car show, and an evening BBQ Social. Throughout the weekend, we are pleased to offer High Performance Driver
The 25 is back in 2026!! Ozarks International Raceway in partnership with NASA MidAmerica, and the National Auto Sport Association come together to announce that OIR is the new home of The NASA 25 hours. This iconic endurance race is known world wide, drawing drivers and teams from as far away as Japan. Taking place
The SCCA Midiv Ozarks Summer Lake Fest Majors return to Ozarks International Raceway July 11-12.
Track Day Friday, July 17, 2026 Enjoy a special NASA MidAmerica track day, racing, and time trial session on the special 2.6 outer loop of Ozarks International Raceway.
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