10/07/2026
The Grand Rapids Marathon offers everything from a 5k to Full Marathon (and Marathon Relay). We want YOU to be part of the party on Sunday, October 18th.
Use discount code: iRunRelays to save 10% at checkout.
The University of Michigan Health-West Grand Rapids Marathon is on Sunday October 18, 2026. It includes the following events: Marathon, Half Marathon, Relay Marathon, Handcycle - Marathon, Run Thru The Rapids 5K, and Run Thru The Rapids 10K.