The next Detroit Free Press/Chemical Bank Marathon will take place on Saturday, October 20 and Sunday, October 21, 2018. The Full Marathon, International Half-Marathon, U.S.-Only Half-Marathon and Marathon Relay takes place on Sunday, with all other events taking place on Saturday.

2019 Dates:
Saturday, October 19, 2019
Sunday, October 20, 2019

2020 Dates:
Saturday, October 17, 2020
Sunday, October 18, 2020