Firefly 3K and 10K Challenge
Register for just one event, or bundle the Firefly 3K and 10K to save on registration—and compete in our first-ever endurance series!
Take on the Firefly Challenge to enjoy the following benefits:
- $15 registration discount for on-site races
- $10 registration discount for virtual races
- Series finisher sticker
Please note that the Firefly Challenge only applies to registration for both on-site races or both virtual races. This discount is only available through Tuesday, April 23.
Firefly Challenge participants can enjoy the following perks for both races:
Firefly 10K
- USATF Certified Course (IL6002NM)
- A vehicle-free course on East Side roads
- BAW Xtreme-Tek Performance Quarter Zip Pullover
- Firefly 10K finisher sticker
- Free Arboretum admission on Saturday, May 4, to explore 1,700 acres, including the award-winning Children’s Garden
- Awards for the top overall male, female, and nonbinary winners, plus the top three male, female, and nonbinary winners in each age division
Firefly 3K
- Sport-Tek® Long Sleeve PosiCharge® Competitor™ Tee
- Firefly 3K finisher sticker
- Free after-hours admission to the Arboretum on Friday, May 3
- Free after-hours Arboretum admission
- Access to an exclusive post-race party with a DJ