Boise Greenbelt Relays

The Boise Greenbelt Relays, set for May 9, 2026, offers a unique opportunity to experience the scenic heart of Boise, Idaho. As the only relay race in the Treasure Valley, this event invites teams of two, four, or six/seven runners, and even solo participants, to tackle a beautiful 45-mile loop along the famous Boise River Greenbelt. The course is largely flat and fast, winding its way through breathtaking landscapes that showcase central Boise, Garden City, Eagle, and Southeast Boise. Runners can anticipate typical race day conditions with highs around 71F and lows near 46F, with only a 6% chance of precipitation, providing ideal weather for a memorable run.

Starting and finishing at the picturesque Ann Morrison Park, the course features six strategically placed exchange zones, dividing the total distance into seven legs ranging from five to eight miles. These transition zones are well-equipped, providing aid stations with Tailwind Hydration Mix and Spring Gels, as well as bathrooms and ample parking, ensuring runners are supported throughout their journey. The event is celebrated for its camaraderie and community spirit, offering a fantastic day of fun and fitness for all participants.

The Boise Greenbelt Relays stands out by allowing teams to strategize their legs and even permitting a single runner to complete consecutive segments, fostering a truly adaptable and engaging race experience. For those seeking an extra challenge, solo runners have the potential to extend their adventure to a thrilling 50 miles. This well-organized event by the team behind the Boise Front Trail Festival and Idaho Running Day promises not just a race, but an unforgettable journey along one of Boise's most cherished natural assets.