Triathlon Race Calendar in United States

Pat Griskus Olympic, Du, Sprint Triathlon

Middlebury, Connecticut, United States

Jun 20, 2026 (Sat)

Triathlon, Duathlon, Aquabike

Ultra 22.7K 40.2K +2

2026 Cal Tri Castaic Lake - 6.20.26

Castaic, California, United States

Jun 20, 2026 (Sat)

Triathlon, Running

5K 10K

WHITEHOUSE MULTI-SPORT FESTIVAL

Whitehouse, Ohio, United States

Jun 20, 2026 (Sat)

Triathlon, Duathlon

22.3K 23.4K 34.6K

TriUtah Jordanelle Triathlon

Heber City, Utah, United States

Jun 20, 2026 (Sat)

Triathlon, Aquabike, Duathlon

28.3K 49.6K 41.6K 23.3K +6

Crestwood Hills Wahooligan Kids Triathlon

Knoxville, Tennessee, United States

Jun 20, 2026 (Sat)

Triathlon

6.7K 4K 1.6K

Callaway Fitness Series Sprint Triathlon and Duathlon

Pine Mountain, Georgia, United States

Jun 20, 2026 (Sat)

Triathlon, Duathlon

Triathlon Duathlon

Wild Rose Course Preview Sponsored by High Five Endurance

Maryville, Tennessee, United States

Jun 20, 2026 (Sat)

Triathlon

Course Previews

River Trail Adventure Triathlon

Lowell, Michigan, United States

Jun 20, 2026 (Sat)

Triathlon

16.1K 33.8K

Ticonderoga Triathlon Festival

Ticonderoga, New York, United States

Jun 20, 2026 (Sat)

Triathlon, Aquabike

24.1K 19.3K 48.3K 38.6K +4

Huntington Lake Triathlon, 5k & 10k

Lakeshore, California, United States

Jun 20, 2026 (Sat)

Triathlon, Duathlon, Aquabike, Swimrun, Running

22.9K 48K 27.5K 17.5K +8

Sunset Lake Triathlon #

Bridgeton, New Jersey, United States

Jun 20, 2026 (Sat)

Triathlon, Duathlon, Aquabike, Running, Cycling

Ultra 26.3K 29.1K Half-Marathon +5

Big Mack Sprint Triathlon

Burlington, North Carolina, United States

Jun 20, 2026 (Sat)

Triathlon, Duathlon, Aquabike, Running

29.1K 31.5K 24.1K 31.7K +6