Truckee Events Calendar

Donner Lake Triathlon

2026 brings the 44th Donner Lake Triathlon to Truckee, California. Set against the stunning backdrop of the Sierra Nevada, the Donner Lake Triathlon is one of California’s most beloved and longest-running triathlons. Held annually in Truckee,

• Saturday Jul 25, 2026 Sunday Jul 26, 2026