RACE PROFILE

CITY OF TREES MARATHON

Boise, Idaho·Marathon

Next Race · Oct 10, 2026

Saturday, October 10, 2026 Course Maps will be updated once details have been finalized. GREAT SWAG and T-SHIRT DEADLINE Comfiest long sleeve t-shirt, swag thanks to our amazing sponsors, and finisher food/drink, all COT runners get a finisher's award. Please note that registrants registering after October 1, 2026 are not guaranteed a shirt. Please note courses utilize the Boise Greenbelt system. Should we run the Greenbelt, the river can be unpredictable. Systems and entities that govern the lo