Frontline OCR
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Event overview
Frontline OCR is an obstacle course race held on May 23, 2026, at Byron Motosports Park, 2525 E Ash Rd, Byron, IL 61010. The event is organized by the Frontline OCR Foundation, a 501(c)(3) nonprofit, and is dedicated to military personnel, veterans, and first responders. The course includes purpose-built obstacles intended to reflect physical and mental challenges faced in the line of duty. The event description states there are no scheduled breaks on the course.
Distances and event categories
- 10K - multiple formats available
- 5K
- Kid's Course (ages 5-13)
Available event categories listed by the organizer include Special Forces, Endurance, Heroes 1 (Competitive 10K), Heroes 2 (Non-Competitive 10K), Open 10K waves, Open 5K, Ruck Division, and a Kid's Course. Published entry fees range from $39 for the Kid's Course to $109 for Special Forces. Age eligibility generally spans from 14 to 99 for adult events; the Kid's Course is open to ages 5 to 13. Several events show registration end dates (for example, many events list September 28, 2025, and the Kid's Course lists May 23, 2026). Visit the organization's website for the most recent information.