In 194 days · Sat, May 1, 2027
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Saturday, May 1st, 2027
PO Box 405, Byron IL
5K · 10K
44–63°F · some rain risk
See last 10 years
On this date: rain 3 of the last 10 years
2026
37–50°F
dry
2025
50–69°F
rain
2024
55–70°F
dry
2023
39–51°F
dry
2022
48–53°F
dry
2021
45–79°F
dry
2020
38–63°F
dry
2019
43–60°F
rain
2018
56–77°F
dry
2017
42–53°F
rain
Best months to race in Illinois →
Race-day ready
Everything but the shoes.
Real running socks, a bib belt, anti-chafe — the cheap upgrades that matter.
About this race
Byron Racks 5K & 10K is a family-friendly community race welcoming runners, walkers, and ruckers of all abilities. Whether you’re chasing a PR, enjoying a fun walk with friends, or carrying weight for an extra challenge, this event is about movement, community, and hometown pride.
Divisions: 5K Run/Walk • 10K Run/Walk • 5K Ruck • 10K Ruck
Course: Same course for run/walk and ruck divisions
Timing: All participants will be timed.
Important: Ruck participants must carry required weight for the full distance and post-check is not required—weight will be verified before the start.
Awards will be as follows: 5K & 10K - Overall male and female winners. 1st, 2nd, & 3rd for male and female age categories: 15 & under, 16-19, 20-29, 30-39, 40-49, 50-59 and 60 & over. *Ruck awards will be separate with same layout as the runs.
Please contact the Byron Chamber of Commerce at [email protected] or (815) 234-5500 with any questions or comments. The event will be held Saturday May 02, 2026. Registration and check-in begin at 7:00 a.m. and run/walk start time is 8:00 a.m. Registration, check-in, start, and finish will be located in the Byron City Hall Parking Lot, 232 W 2nd Street, Byron, IL 61010.
*Must register by April 13th to guarantee a Byron Rocks t-shirt.
A Special Thank you to Racing Expectations who will be our timer for this years event.
Course map
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