Frontline OCR

MAY
23
2026
Frontline OCR at Byron Motosports Park on May 23, 2026 honors military, veterans, and first responders with purpose built obstacles that test physical and mental grit with no scheduled breaks. Choose from 10K, 5K, ruck and a kids course.
Sat 23 May 2026
9:45 Am Open 5k Open 10k Waves Heroes 2 - Non-Competitiv... Heroes 1 - Competitive 10... Endurance

Always double-check with the organizer's website! This page may contain affiliate links.

Event

Frontline OCR is an obstacle course event held on May 23, 2026. The Frontline OCR Foundation is a 501(c)(3) non-profit. The event was created to honor military personnel, veterans, and first responders by staging obstacles meant to reflect physical and mental demands faced in the line of duty. Organizers describe each obstacle as purpose-built and note there are no scheduled breaks on the course.

Location

The event takes place at Byron Motosports Park, 2525 E Ash Rd, Byron, IL 61010.

Events and entry details

  • 10K options including Special Forces - 10K Elite, Endurance, Heroes Competitive, and Heroes Non-Competitive. (Many 10K events are open to ages 14 - 99.)
  • Open 10K waves with multiple start waves.
  • 5K Open waves. (Open to ages 14+.)
  • Ruck Division option. (Open to ages 14 - 99.)
  • Kid's Course for ages 5 - 13. (Registration for this course closes on May 23, 2026.)
  • Team entries available for groups of 5, 10, or 20 for the 5K, 10K Open, or Ruck. (Team registration closes May 22, 2026.)

The event listing shows per-event entry limits and pricing for individual and team options. Visit the organization's website for the most recent information.

10 km
Open 10k Waves
10 km
Heroes 2 - Non-Competitive 10k
10 km
Heroes 1 - Competitive 10k
5 km
9:45 Am Open 5k
Endurance
Kid's Course
Ruck Division
Special Forces

Events nearby

Tough Mudder Chicago returns Aug 29 and 30 at Rockford International Airport with muddy 15K and 5K obstacle courses and an Infinity eight hour lap format. Enjoy Mudder Village, finisher swag and a post race beer or seltzer.