Registration is Now Open!

A limited number of registrations at our  “Early Bird” price will be available for first-come, first-serve when registration opens at 12:01 ET on Jan. 1, 2020. Once those spots are sold out, prices will automatically increase to the next tier of pricing.

Please note, our Early Bird rates sell out quickly (often times within minutes)! Live updates and sell-out rates will be posted on our social channels (make sure to follow us on Facebook, Twitter and Instagram). Once those rates sell out, Tier 2 will automatically start.

Individual Races

Registration for the Full Marathon, International Half-Marathon and Marathon Relay to remain open until sell-out or Aug. 24, 2020 at 11:59pm. Registration for the U.S.-Only Half-Marathon, 5K, Kids Fun Run and Competitive 1-Mile to remain open until sell-out or Oct. 12, 2020 at 11:59pm.

Please note, we have temporarily suspended our price increases until further notice. This is subject to change due to the ongoing COVID-19 pandemic.

Register Here

The Motor City Challenge Series

Registration for The Wonder and The Supreme to remain open until sell-out or Aug. 24, 2020 at 11:59pm. Registration for The Temptation to remain open until sell-out or Oct. 12, 2020 at 11:59pm.