City of Trees Marathon

The City of Trees Marathon, scheduled for October 11, 2025, in Boise, Idaho, features a variety of running events including a full marathon, half marathon, 10k, and 5k. Participants can expect great swag, including a coveted t-shirt hoodie and finisher awards. The race utilizes the scenic Boise Greenbelt, where runners may encounter wildlife and unpredictable conditions.

Registration is available online, with price increases as the event date approaches. The marathon aims to provide a memorable experience for runners of all levels while promoting community engagement and health. Visit the organization's website for the most recent information.