Tennessee
Tennessee Triathlon Calendar 2025-2026
Monthly updates for Tennessee
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Explore the best triathlons in Tennessee for 2025-2026! Our updated list features 22 exciting races across the region. Find your next race in Tennessee below and join the running community at these great events!
September 2026
Race around scenic Tims Ford Lake at the Winchester Lakeside Triathlons on September 19, 2026 in Winchester Tennessee. Sprint and Olympic triathlon, duathlon, aquabike and relay options welcome all abilities.
IRONMAN Chattanooga brings a scenic full distance triathlon to Tennessee on September 27, 2026, with a downriver swim and rolling bike and run courses. Expect a memorable race day with river views and lively local support.