Triathlon Race Calendar in United States

marshall FINANCIAL GROUP Warrington Sprint Tri/Du/Aqua #

Warrington, Pennsylvania, United States

Sep 13, 2026 (Sun)

$75.00 - $115.00

Triathlon, Duathlon, Running

Half-Marathon 24.3K 16.4K +1

Pacific Coast Triathlon

Laguna Beach, California, United States

Sep 13, 2026 (Sun)

$55.00

Running

5K

2026 Cal Tri Houston - 9.13.26

Katy, Texas, United States

Sep 13, 2026 (Sun)

$32.86

Running

5K

Rev3 Back Bay

Snow Hill, Maryland, United States

Sep 13, 2026 (Sun)

$100.00 - $120.00

Triathlon, Duathlon, Aquabike

30.7K 31.5K 25.7K

Shaver Lake Mile High Triathlon

Shaver Lake, California, United States

Sep 13, 2026 (Sun)

$55.00 - $340.00

Triathlon, Aquabike, Swimrun, Duathlon, Running

23.7K 48.4K 18.7K 5.3K +12

Lost Almost Triathlon

Los Alamos, New Mexico, United States

Sep 13, 2026 (Sun)

$50.00

Triathlon

20K 5K

AdventHealth Cool Sommer Mornings Triathlon\Duathlon\5K Series #4

Clermont, Florida, United States

Sep 13, 2026 (Sun)

$45.00 - $225.00

Running, Triathlon, Swimrun, Aquabike, Duathlon

5K 18.6K 5.4K 13.6K +8

Pilot Y Tri Super Duper Sprint

Knoxville, Tennessee, United States

Sep 13, 2026 (Sun)

$50.00 - $125.00

Triathlon

13K

FalconTri

U S A F Academy, Colorado, United States

Sep 13, 2026 (Sun)

$15.00 - $55.00

Triathlon

Cadet Men Cadet Women Collegiate Men Triathlon Collegiate Women Triathlon +2

Winchester Lakeside Triathlons Presented by Highpoint Health – Winchester/Sewanee with Ascension Saint Thomas

Winchester, Tennessee, United States

Sep 19, 2026 (Sat)

$100.00 - $160.00

Triathlon, Duathlon, Aquabike

27K 49.9K 29K 24.1K +6

Bear Lake Brawl Triathlon

Saint Charles, Idaho, United States

Sep 19, 2026 (Sat)

$110.00 - $242.00

Triathlon, Duathlon, Swimrun, Aquabike

25.6K Ultra 23K +5

TYathlon Sprint Triathlon & 5K

Mahopac, New York, United States

Sep 19, 2026 (Sat)

$45.00 - $160.00

Triathlon, Running

Sprint Triathlon Sprint Triathlon Relay 4.3K