Frontline OCR
Byron, United States • 24 May 2025
The Frontline OCR will take place in Byron on Saturday 24 May 2025. You can run between 0 and 0 kilometers. Visit the organization's website for the most recent information.
Always visit the organization's website for the most recent information!
Race information
Mud & Obstacle runs nearby
Midwest OCR
Marseilles - 100 km from Byron • 28 Sep 2024
The Midwest OCR will take place in Marseilles on Saturday 28 September 2024. You can run between 0 and 0 kilometers.
The World's Largest Corn Maze Run will take place in Spring Grove on Sunday 6 October 2024. You can run between 0 and 0 kilometers.
Abominable Snow Race
Lake Geneva - 85 km from Byron • 25 Jan 2025
The Abominable Snow Race will take place in Lake Geneva on Saturday 25 January 2025. You can run between 0 and 0 kilometers.
Savage Race - Chicago
Spring Grove - 91 km from Byron • 28 Jun 2025
The Savage Race - Chicago will take place in Spring Grove on Saturday 28 June 2025. You can run between 3 and 7 miles.
Tough Mudder - Chicago
Rockford - 21 km from Byron • 23-24 Aug 2025
The Tough Mudder - Chicago will take place in Rockford from Saturday 23 August 2025 to Sunday 24 August 2025. You can run between 5 and 15 kilometers.