Triathlon Race Calendar in United States

Tri to Inspire

Santa Rosa, California, United States

27 Sep, 2026 (Sun)

$45.00 - $170.00

Triathlon

19.8K 6.6K +4

2026 J-Hawk Latebird Race Series: Duathlon, Triathlon (Olympic, Sprint, & SuperSprint), AquaBike (Oly & Sprint)

Whitewater, Wisconsin, United States

27 Sep, 2026 (Sun)

$50.00 - $83.00

Triathlon, Duathlon

25.7K 29K 48.3K

Atlantic Triathlon

Far Rockaway, New York, United States

27 Sep, 2026 (Sun)

Free - $110.00

Triathlon, Duathlon

24.1K 29K

South Padre Island Triathlon

South Padre Island, Texas, United States

27 Sep, 2026 (Sun)

$105.00 - $155.00

Triathlon

25.7K Ultra

DQ Treasure Island Sprint Triathlon, Duathlon, Aquabike, & Kayak Triathlon *#

PT Pleasant, New Jersey, United States

27 Sep, 2026 (Sun)

$105.00 - $150.00

Triathlon, Duathlon, Aquabike

22.1K 24.9K 17.3K 24.1K +3

Santa Cruz Triathlon

Santa Cruz, California, United States

27 Sep, 2026 (Sun)

$110.00 - $215.00

Triathlon, Aquabike, Swimrun

49.9K 24.1K 40.2K 6.4K +2

6th Annual Grand River Color Tour Triathlon

Eaton Rapids, Michigan, United States

03 Oct, 2026 (Sat)

Free - $60.00

Triathlon, Running

2K 5K

Baltimore Triathlon Festival

Chase, Maryland, United States

03 Oct, 2026 (Sat) – 04 Oct, 2026

$100.00 - $120.00

Triathlon, Aquabike, Duathlon

28.2K 23.2K 29K +5

Nat Greene's Revenge Triathlons and Duathlon

Greensboro, North Carolina, United States

03 Oct, 2026 (Sat)

$45.00 - $120.00

Triathlon, Aquabike, Duathlon, Running

26.2K Half-Marathon 28.6K 27.7K +10

Waterman's Triathlon Festival

Rock Hall, Maryland, United States

03 Oct, 2026 (Sat) – 04 Oct, 2026

Triathlon

TRI-It Racing Clubs Du Kona Multi-sport Series

Guthrie, Oklahoma, United States

03 Oct, 2026 (Sat)

Free - $120.00

Triathlon, Duathlon

34.3K 11.4K 35.4K 9.8K +1

The Great River Challenge, Off-road Triathlon

Northfield, Massachusetts, United States

03 Oct, 2026 (Sat)

$49.50 - $198.00

Triathlon

26.6K 18.1K +11