May 17, 2026
Celebrate the City in Bloom
Revel in the changing of the seasons at the Life Time Chicago Spring Half Marathon & 5K! Get ready for a breathtaking race experience just for you. The Half Marathon, 5K, or Junior Dash distances are designed to help you celebrate spring along our scenic lakefront, with amazing views and refreshing lake breezes. And the run is only the start of the fun. After the finish line, join us in our Spring Market Festival, featuring a delicious brunch, picturesque photo ops, a lively beer garden, live music, and even a flower planting station where you can take home your own spring bloom. It’s the perfect way to celebrate spring!
JOIN THE FUN!
There’s a race for everyone.
Half Marathon Series
Experience two unique sides of the Windy City by completing the Chicago Half Marathon Series. Run the Life Time Spring Half in May and the Life Time Chicago Half in September to earn three medals for the effort of two!
Half Marathon
Achieve your running best, set against the backdrop of the stunning Chicago Skyline and alongside the sights of the Chicago Museum campus. No matter your running aspirations, the Spring Half Marathon is waiting for you!
5K
Long on scenery and post-race revelry, the Life Time Chicago Spring 5K is the perfect way to experience the most iconic portions of the city. Stride out along Lake Michigan as you take in 360° views of Chi-town!
Junior Dash
Turn race day into a family affair when you sign your littlest runners up for the Junior Dash. Designed for kids from two to twelve, the Junior Dash will help build your kids’ love of running in a fun, safe, and supportive way!
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Life Time Members Early Access Registration
Life Time members — after six months of Club-Access Membership — get entry to our athletic events one week before the event registration opening to the general public or guaranteed registration in lotteries*.
*Exception for Leadville Trail 100s