2021 - Frontline OCR
2021 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.
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.
Race-day weather
Conditions on May 29, 2021 — historical Open-Meteo data.
The sun rises at 5:24 AM and sets at 8:24 PM local time (CDT) in Byron on May 29, 2021 — 14h 59m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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2021 results — Frontline OCR
403 finishers across 5 distances · leading places in the Special Forces
| Place | Name | Time | Pace |
|---|---|---|---|
| 1 | Jon Coluzzi | 1:13:24 | 12:14 /mi |
| 2 | Brian Edgeworth | 1:14:13 | 12:22 /mi |
| 3 | Michael Clift | 1:15:05 | 12:31 /mi |
| 4 | Benson Briles | 1:16:43 | 12:47 /mi |
| 5 | Corey Brooks | 1:19:39 | 13:17 /mi |
Every finisher is on the results page, filterable by distance, gender and age group.
Other races near Byron
Different organizers, within 40 miles, in the next three months
Turkey Trot 5K- Presented by Byron Bank
Trail Mix
Rockford Road Runners Thanksgiving Turkey Trot
- Stroll on State Dasher Dash 5K Presented by Bucciferro Family McDonald's
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 5 Byron events
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