Boise
Triathlon Calendar near Boise 2025-2026
Explore the top triathlons near Boise for 2025-2026! We've gathered 2 exciting races in the area. Check out our detailed list below to find your next local race.
June 2025
The Treasure Valley Triathlon is a community-focused event taking place in Boise, Idaho, featuring a circuit-style triathlon on a closed course along the scenic Boise River. Scheduled for June 7, 2025..
July 2025
The IRONMAN 70.3 Boise is an exciting triathlon event set against the stunning backdrop of Boise, Idaho. Participants will tackle a challenging course that includes a swim in the Boise River, a bike r..
