In 85 days · Sun, Oct 11, 2026
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Sunday, October 11th, 2026
1400 Bronco Ln, Boise ID
Marathon · Half · 10K · 5K
About this race
City of Trees Marathon Details
Date: Sunday, October 11, 2026
Location: 1400 Bronco Ln, Boise, ID
More Information: For more details, visit the official race page at City of Trees Marathon.
Course Information
Course Maps: Course Maps will be updated once details have been finalized.
Greenbelt Usage: Please note courses utilize the Boise Greenbelt system.
Environmental Considerations: The river can be unpredictable, and typical issues include sidewalk construction, sinkholes, flooding, etc.
Wildlife Encounters: During the run, you may encounter wildlife that may cause a delay in your progress.
Participant Information
Swag and Awards: GREAT SWAG and T-SHIRT DEADLINE. Participant T-shirt and all COT runners get a finisher's award.
Registration Deadline: Please note that registrants registering after October 1, 2026 are not guaranteed a shirt.
Course map
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