Two RACES - two cITIES - TWO STATES - one EPIC WEEKEND

The Garmin Kansas City Marathon and IMT Des Moines Marathon have partnered to offer the I-35 Challenge! Participants can do any of the following combination of events to complete the I-35 Challenge:

Full Marathon in Kansas City + Full Marathon in Des Moines
Full Marathon in Kansas City + Half Marathon in Des Moines
Half Marathon in Kansas City + Full Marathon in Des Moines
Half Marathon in Kansas City + Half Marathon in Des Moines

In addition to the participant items from both the Garmin Kansas City Marathon and the IMT Des Moines Marathon, all I-35 Challenge participants will receive an additional challenge-branded commemorative item and separate finisher medal.

I-35 Challengers can register for the KC Marathon and Des Moines Marathon all at once by clicking the link below. If you have already registered for both races separately, please click the link below and register for the “I-35 ONLY” option.

Saturday, October 18 | 7 am