2025 - Frontline OCR
2025 distances
Obstacle race
Special Forces
If you think you've got what it takes to run in the toughest heat around, then the Special Forces is for you. Mandatory obstacle completion, while wearing body armor. Cross the finish line without failing an obstacle and earn your vest and badge of honor.
Endurance
If one lap is not enough for you, then this is the heat to sign up for. Test your mental and physical toughness in the Endurance Class. Mandatory completion of obstacles.
Heroes 1 - Competitive
The Heroes Wave is for all first responders, active military and veterans. Retired and former first responders qualify as well as spouses of said personnel. Anyone winning a podium who is not one of the above relinquishes the winning position to the qualified participants in order of finish or race timing results. Verification may be requested.
Heroes 2 - Non Competitive
The Heroes Wave is for all first responders, active military and veterans.
9:00 am
9:30 am
10:00 am
10:30 am
11:00 am
11:30 am
12:00 pm
Kids Course
The kids course is for ages 5 to 13 years of age.
Running
Ruck Division
Rucking is walking with weight on your back. It is based on military training workouts. Participants will bring their own ruck/backpack and weight. Recommended 30lb for men, 20lb for women. Ruck participants will complete all carries and crawls while wearing their ruck pack. All other obstacles are optional. Those who sign up for the Ruck Division and finish the race with a weighted ruck will earn the Ruck Division patch, along with their finishers medal and shirt.
Race date Weather
Conditions on May 24, 2025 — historical Open-Meteo data.
About Byron
Frontline OCR takes place in Byron, Illinois, United States. The local timezone is America/Chicago.
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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.