City of Trees Marathon

🏃‍♂️ Event Details

• Date: Saturday, October 11, 2025
• Location: 733 S Pioneer Street, Boise, ID
• Course Maps: Check for Course Maps under the "Event Info" tab above in the menu.

🎽 Great Swag and T-Shirt Deadline

• T-Shirt: Comfiest long sleeve t-shirt for participants.
• Swag: Swag thanks to our amazing sponsors.
• Finisher Food/Drink: All COT runners get a finisher's award.
• Registration Note: Please note that registrants registering after October 2, 2025 are not guaranteed a shirt.

🌳 Course Information

• Greenbelt System: Courses utilize the Boise Greenbelt system.
• River Conditions: Should we run the Greenbelt, the river can be unpredictable.
• Local Challenges: 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 and/or change in your planned route.

🔗 Learn More

• Race Link: For more information, visit City of Trees Marathon.