Duathlon Race Calendar in United States

Tri Girl Triathlon and Duathlon

Houston, Texas, United States

May 10, 2026 (Sun)

Duathlon, Triathlon

17.7K 16.3K 24.5K

Mighty Mother's Day Du and Time Trial

East Islip, New York, United States

May 10, 2026 (Sun)

Cycling, Duathlon

16.9K 22.7K 4.8K

The Great Peace Valley 5 Miler, 5k, 2 Mile Run/Walk & DUATHLON!

Chalfont, Pennsylvania, United States

May 9, 2026 (Sat)

Running, Duathlon

3.2K 5K 8K 27.7K +2

Thunder in the Valley

Terre Haute, Indiana, United States

May 9, 2026 (Sat)

Triathlon, Duathlon

24.1K

The Fox River Challenge

Wrightstown, Wisconsin, United States

May 9, 2026 (Sat)

Duathlon, Running

30.6K 5K

AdventHealth Girlz on Fire Women's Triathlon & 5K

Clermont, Florida, United States

May 9, 2026 (Sat)

Triathlon, Duathlon, Running, Aquabike, Swimrun

18.6K 19.8K 5K 13.6K +3

DOOBY DU DUATHLON

Sylvania, Ohio, United States

May 6, 2026 (Wed)

Duathlon

27.9K

Game On! Ponte Vedra Beach Triathlon - Spring

Ponte Vedra Beach, Florida, United States

May 3, 2026 (Sun)

Triathlon, Duathlon, Aquabike

Ultra 40.7K 26.3K 27.5K +3

Chain of Rocks Bridge Duathlon

Granite City, Illinois, United States

May 3, 2026 (Sun)

Duathlon

24.1K

Corpus Christi Triathlon

Corpus Christi, Texas, United States

May 3, 2026 (Sun)

Triathlon, Duathlon

5K 3.2K 9.7K

Rev3 Nanticoke River

Bivalve, Maryland, United States

May 3, 2026 (Sun)

Triathlon, Aquabike, Duathlon

30.6K 25.7K Ultra 40.1K +4

East Coast Triathlon Festival (ECTF)

Glen Allen, Virginia, United States

May 3, 2026 (Sun)

Triathlon, Duathlon, Aquabike

25.7K 12.9K 5.9K 6.6K +9