Triathlon Race Calendar in United States

AdventHealth Cool Sommer Mornings Triathlon\Duathlon\5K Series #3

Clermont, Florida, United States

09 Aug, 2026 (Sun)

$45.00 - $225.00

Running, Triathlon, Swimrun, Duathlon, Aquabike

5K 18.6K 5.4K 19.8K +8

Loon Triathlon - Sprint/Olympic/Duathlon/Sprint Duathlon

Lincoln, Maine, United States

09 Aug, 2026 (Sun)

$85.00 - $115.00

Triathlon

Ultra 25.8K

Charleston Sprint Triathlon Series Race 4

Charleston, South Carolina, United States

09 Aug, 2026 (Sun)

Triathlon

24.9K

Hudson Valley Triathlon Club Summer Tri Series #3

Mount Tremper, New York, United States

12 Aug, 2026 (Wed)

$99.00

Triathlon, Aquabike

22.5K 19.3K

Fit Fest 2026

Verona, New York, United States

14 Aug, 2026 (Fri) – 16 Aug, 2026

Running, Cycling, Paddle sports, Mountain biking, Triathlon

5K 8K 1.6K 24.1K +3

Pennsylvania State Championship Mighty Moraine Fall Multi-Sport Festival

Portersville, Pennsylvania, United States

15 Aug, 2026 (Sat) – 16 Aug, 2026

$65.00 - $150.00

Triathlon, Aquabike, Duathlon

Ultra 41.5K 25.8K 27.5K +7

Courage Triathlon 2026

Lake Almanor, California, United States

15 Aug, 2026 (Sat)

$90.00

Triathlon

19.8K

Telemark Sprint Triathlon

Cable, Wisconsin, United States

15 Aug, 2026 (Sat)

$65.00 - $100.00

Triathlon

24.9K

O'Town Hustle Super Sprint Triathlon

O Fallon, Illinois, United States

15 Aug, 2026 (Sat)

$10.00 - $125.00

Triathlon, Running

Super Sprint Individual Super Sprint Tri Team Post - Race Guest Breakfast

Lake Terramuggus Olympic Triathlon

Marlborough, Connecticut, United States

15 Aug, 2026 (Sat)

$105.00 - $135.00

Triathlon

Ultra 41.7K

Hummingbird Triathlon

Sierra Viista, Arizona, United States

15 Aug, 2026 (Sat)

Triathlon

26.3K

Chesaning Chamber of Commerce Dry-Tri

Chesaning, Michigan, United States

15 Aug, 2026 (Sat)

$30.00 - $65.00

Triathlon, Running

25.5K 5K