Edits to registration can be made on imATHLETE by clicking here. Or copy and paste this link (http://www.imathlete.com/events/detroit-marathon-2020/editreg) into your browser. The following changes can be made to your registration:

Medical History and Information: Including heart conditions, special equipment needs or other appropriate information. Edits to this can be made until October 12th at 11:59pm.

Bib Personalization: This is what we’ll print on your bib. If you leave it blank, we’ll just print your first name. Edits to this can be made until August 24th at 11:59pm.

First Marathon/First Event: If this is your first race with us, first full marathon or first half-marathon, let us know! (P.S. Did you know first-time full marathoners receive a special bib?) Edits to this can be made until October 12th at 11:59pm.

Shirt Size: This denotes the size shirt we’ll give you at the Health & Fitness Expo. Our shirts are long-sleeved and of athletic, moisture-wicking material, meaning they normally run small. Edits to this can be made until August 24th at 11:59pm.

Predicted Pace: By letting us know your predicted pace we’re able to sort everyone into the correct corral. This eases congestion at the start and keeps everyone safe. Edits to this can be made until August 24th at 11:59pm.

Charity Selection: If you’d like to run on behalf of one of our official charity partners. To learn more about our official charities, click here. Edits to this can be made until October 12th at 11:59pm.

Emergency Contact: This is who we’ll contact in case of an emergency. Edits to this can be made until October 12th at 11:59pm.

Story to Share: We’re always on the lookout for interesting and inspiring participants. If you have anything you’d like to share with our staff and our media team, let us know. Edits to this can be made until October 12th at 11:59pm.

Any edits to your distance/chosen race is considered a transfer. Please visit our transfer page here  for all information regarding switching your distance/race.