Firefly 3K Fun Run
About this race
Kicking off at 8:00 p.m. on Friday, June 19, the Firefly 3K Fun Run offers a fun fitness challenge and a chance to enjoy stunning sunset views at The Morton Arboretum.
The Firefly 3K course will follow the main paved road on the Arboretum's East Side, moving through the Arboretum’s tree and plant collections, and down Frost Hill. The course is relatively flat and well-suited for runners, walkers, and wheelchair users of all experience levels.
Virtual Participation
Participants can run the Firefly 3K Fun Run at the Arboretum or participate virtually by completing the course distance at another location and logging the results online.
All Firefly 3K Fun Run and Virtual race participants will receive branded Firefly 3K apparel. Spectators will not receive branded apparel.
Pricing
Firefly 3K Fun Run
Firefly 3K: $35 member, $45 guest
Virtual Participation
Firefly 3K: $25 member, $35 guest
Spectator Ticket
$15 member, $25 guest
Join fellow runners on June 6, 2025 for the Firefly 3K Fun Run. It's a fantastic 3K, 10K featuring a flat and fast course in Lisle.
Pick your distance
Running
Virtual Firefly 3K
Virtual runners are not eligible for awards or completion medals.
Virtual Firefly 10K
Virtual participants are not eligible for race awards or completion medals.
Virtual Firefly Race Series 3K and 10K
Firefly 3K
Firefly Race Series Challenge 3K and 10K
Firefly 3K Spectator Ticket
Firefly 10K
About Lisle
Firefly 3K Fun Run takes place in Lisle, 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.