Race 312 is a relay for Chicago, by Chicago. Three runners. Three legs. One victor. No frills, no gimmicks—just racing in its purest form. It’s you and your crew against the clock and anyone bold enough to toe the line two nights before the marathon. ### Format - Relay race with **three runners** per team - **Three legs** per team - Competitive, no-frills event ### Schedule - Event window: **17:00–21:00** - Racing begins at sundown (exact start procedures provided on-site) ### Registration - **Team captain sign-up:** [Register here](https://www.nike.com/experiences/events/details?eventID=64431) - **Runner sign-up (each team member):** [Register here](https://www.nike.com/experiences/events/details?eventID=64454) - Team captains register first and establish a team name; each team member must then complete the runner registration to lock in the group. ### Spectators - Not racing? Cheer on and be part of the energy when the action starts at sundown. ### Location **1810 W Lake St** Chicago, IL 60612, USA ### Partners - Heartbreak - Nike Running
Join Heartbreak and Nike Running for the big show before the Big Show. The Heartbreak Shakeout powered by Nike Running is leveling up this year. Coach Dan, The Silver Room’s Eric Williams, and Nike Pros will help you feel the spirit of the city and the power of the sport in final preparation for race day. ### Registration - RSVP required — [Sign up here](https://www.nike.com/experiences/events/details?eventID=64430) ### Location **Heartbreak Hill Running Company** 2148 N Halsted St Chicago, IL 60614 United States ### Partners / Guests - Heartbreak Chicago - Nike Running - The Silver Room (Eric Williams)
Join us for the final taper workout ahead of Chicago 2025. Local’s Night is half easy workout, half party—ready your body for the race and celebrate the journey with the people you trained with all winter. Special surprises from Nike and Heartbreak. ### Features/Services - Final taper session before race day - “Half workout, half party” community format - Special surprises from Nike and Heartbreak ### Registration - RSVP required [here](https://heartbreak.run/pages/chi25) ### Location **Heartbreak Chicago** (Address as provided by organizers) ### Partners - Heartbreak Chicago - Nike Running
Join Heartbreak and Nike Running for some celebratory vibes, music, champagne & more!
Time to get loud! The most epic cheerzone experience is loading. More details to follow.
Something special is landing on 10/9. The Shock Drop is for the ones who show up. ### Features/Services - Limited release (“Shock Drop”) ### Registration - No RSVP needed ### Location **Heartbreak Hill Running Company** 2148 N Halsted St Chicago, IL 60614 United States ### Partners - Heartbreak Chicago
