Tri312 Indoor Triathlon Series

We’re excited to bring several new partners and sponsor together to create Chicago’s first ever cross-health club indoor triathlon series!


The Tri312 series is excited to come to downtown Chicago… just one block away and one week after the Shamrock Shuffle! To celebrate, participants can register with code “getlucky” to save $14 at www.Tri312.com through midnight on Monday, March 26th, 2023… this offer is ending soon, so REGISTER TODAY!!!



ATHLETES – invite your friends and family to race and volunteer in this fun beginner-friendly indoor triathlon series… a great way to test your fitness and get ready for upcoming outdoor triathlon races! Volunteer at www.Tri312.com/volunteer

4 STAR CLUB – members of our community can enjoy $15 off per race when you join our 4 STAR CLUB, or save up to an additional $25 for a total of $40 off when you volunteer and race on the same day! Join our club at www.4starendurance.com/club and sign up to Volunteer at www.Tri312.com/volunteer

COACHES – are you a coach? Contact us to get involved in volunteering and setting up discounts for your athletes, as well as an opportunity for you to showcase your coaching business to a wider audience!

CLUBS – are you a health club or facility that wants to bring Tri312 to your club? Contact us and let’s bring Tri312 to your location!

PARTNERS & SPONSORS – Contact us to get involved in our indoor triathlon experiences at www.Tri312.com/sponsors


Don't miss our fun swag items for athletes and volunteers!


We wouldn't exist without amazing volunteers!  Join our volunteer crew at Tri312 and help our series continue to grow!


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