Online hotel reservations are now closed. If you need to cancel or change an existing reservation, please contact the hotel directly. A complete list of “official” hotels & phone numbers can be found here.


If you need help, or have any questions, you can email us at: reshelp@trimarusa.com.

Join in on all the action and celebrate the 40th Anniversary of the Detroit Free Press/Chemical Bank Marathon

Sunday, October 15, 2017