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Tennessee Triathlon Calendar 2025-2026

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Explore the best triathlons in Tennessee for 2025-2026! Our updated list features 8 exciting races across the region. Find your next race in Tennessee below and join the running community at these great events!

October 2025
Oct
25
Saturday

I Can Tri

Triathlon
April 2026
Apr
25-26
Sa - Su

Knox-Xtreme Adventure Race

Multisport
May 2026
May
17
Sunday

Ironman 70.3 Chattanooga

Triathlon
May
17
Sunday

Nashville Women's Triathlon

Triathlon
May
31
Sunday

Music City Triathlon

Triathlon
June 2026
Jun
28
Sunday

Chattanooga Waterfront Triathlon

Triathlon
August 2026
Aug
9
Sunday

Riverbluff Triathlon

Triathlon
September 2026
Sep
27
Sunday

Ironman Chattanooga

Triathlon
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