Get ready to light up the night at The Morton Arboretum! Dash or stroll through a 2-mile course at dusk, surrounded by nature’s evening glow. Cross the finish line and celebrate with a complimentary drink and access to our glow-tastic after-party in Arbor Court—featuring a DJ, lights, and late-night vibes.

Rise and run with us on Saturday morning for a thrilling, certified 10K challenge through the heart of the East Woods of The Morton Arboretum! This former Champion of Trees 10K course is designed to test your endurance while immersing you in breathtaking natural beauty.

🏅 Push your limits. Compete for runner medals and earn your place among the champions.
🍹 Refresh & celebrate. Enjoy a complimentary beverage and live music to celebrate your run.
🎉 Keep the energy going! After crossing the finish line, join our legendary Arbor Court party—then spend the rest of the day exploring the Arboretum’s stunning spring landscapes.

The Firefly Race Series is calling all runners to take on the ultimate challenge—complete both the 3K and 10K for an unforgettable experience!

Start with the fast and fiery 3K, a thrilling burst of speed to ignite your legs and energy. Then, conquer the challenging 10K, where endurance meets determination.  Glow, run, and race your way to victory as you embrace the full Firefly experience!

Why do both?
🏅 Double the races, double the bragging rights!
💰 Special savings when you sign up for both events!
🎉 Exclusive finisher medal for those who complete the challenge!

Enjoy an electrifying night at the Arboretum with the Firefly 3K Spectator Ticket! This ticket grants you nighttime admission to the Arboretum, where you can cheer on the runners, join in on glow party, and soak up the vibrant energy of the night.

Your ticket includes:
✨ One free drink
✨ Light-up laces 
✨ Access to the glow party

This is not a participant ticket. Please register for the Firefly 3K if you wish to run and receive the giveaway shirt.

Come for the spectacle, stay for the glow! 🌟

🏃 Run when it works for you between June 6 – June 13 at The Morton Arboretum with a free admission pass, or hit your favorite local trail.
📦 We’ve got you covered! Get your race bib and apparel mailed straight to you—free of charge!
📲 Share your victory by uploading your results online by June 15 and celebrate your accomplishment with fellow runners.

While virtual runners aren’t eligible for awards, you’ll still be part of the action and the fun while donating to The Morton Arboretum. Sign up today and keep the race spirit alive—on your own schedule!

Can’t make it on race day? No worries—you can still join the challenge from anywhere! Sign up for the Virtual 10K and run on your schedule.

📦 Race swag, delivered! Get your bib and apparel shipped free right to your door.
🌳 Run at The Morton Arboretum! Enjoy a free admission pass to complete your race between June 6 – June 13—or conquer the distance wherever you choose.
📲 Track it & share it! Upload your results by June 15 and celebrate your achievement with fellow runners.

While virtual runners aren’t eligible for awards, you’ll still be part of the excitement! Sign up today and make this race your own! 🏃‍♀️🎽🔥

Calling all virtual runners! The Firefly Race Series lets you take on the ultimate challenge from anywhere—your neighborhood, favorite trail, or treadmill. Complete both the 3K and 10K on your own time and light up your run!

Why do both?
🏅 Double the distances, double the achievement!
💰 Special savings when you register for both races!
🎁 Earn exclusive finisher swag delivered to your door!

Wherever you run, whenever you run—embrace the Firefly spirit and let your light shine! Sign up now and complete the challenge on your terms! 🌍🏃‍♀️💨