In 60 days · Sat, Oct 24, 2026
Don't let race day sneak up
One email during race week. That's it.
When
Saturday, October 24th, 2026
Where
4100 IL Rt 53, Lisle IL
Distance
5K
Typical weather
43–58°F · some rain risk
See last 10 years
On this date: rain 2 of the last 10 years
2025
33–50°F
dry
2024
40–62°F
dry
2023
58–76°F
dry
2022
63–73°F
dry
2021
40–49°F
rain
2020
33–46°F
dry
2019
41–51°F
dry
2018
35–49°F
dry
2017
42–50°F
rain
2016
44–56°F
dry
Best months to race in Illinois →
About this race
Event Overview
- Date: 2026-10-24
- Location: 4100 IL Rt 53, Lisle, IL
- Race URL: Fall Color 5K
- Time: 8:00 a.m. shotgun start
Race Experience
- Course: Scenic route with trees just at the cusp of their full autumnal color change.
- Terrain: Rolling landscape along the Arboretum’s East Side, suitable for all levels.
- Postrace Party: Enjoy live music, food, and a complimentary beer!
- Virtual Option: A virtual 5K option is also available.
Participant Information
- Medals: Awarded only to those who compete in the 8:00 a.m. shotgun start.
- Line Up: Arrive by 8:00 a.m. or cross by 8:15 a.m. to go at your own pace.
- Member Discount: Arboretum Members save $10 per registration.
- Registration Note: Discount applies after entering your Member number during the registration process.
Support the Cause
- Mission: Your ticket purchase helps support the Arboretum’s mission.
- Goal: To plant and protect trees for a greener, healthier, and more beautiful world.
Course map
Suggested Races
Organize this race?
Claim it free to manage your listing — and get it featured for free, while spots last.