Triathlon Race Calendar in United States

May

31

Spring Sprint @ Uvas

Morgan Hill, California, United States

Triathlon Aquabike Duathlon Swimrun Swimming Running

35.4K 27.4K 33.8K 9.3K +4

May

31

Pleasant Prairie Youth Tri

Pleasant Prairie, Wisconsin, United States

Triathlon

Seniors 11-14 Juniors 6-10

May

31

Dueces Wild Endurance Festival (Sunday)

Show Low, Arizona, United States

Triathlon

Sprint Age Group Sprint Relays Sprint Mixed Relays Sprint AquaBIke +1

May

30

Tri for Fun Multi-Sport Youth Event

Morehead City, North Carolina, United States

Triathlon

Tri for Fun Multi-Sport Youth Event

May

30

Rock Hall Triathlon

Rock Hall, Maryland, United States

Triathlon Aquabike

Rock Hall Olympic Triathlon (Individual) Rock Hall Olympic Aquabike (Individual) Rock Hall Olympic Triathlon Relay Rock Hall Sprint Triathlon (Individual) +2

May

30

Trio Rio Triathlon

Albuquerque, New Mexico, United States

Triathlon

Individual Sprint Triathlon 2-3 Person Sprint Relay Triathlon

May

30

Catskill Spring Rush & 5K

Catskill, New York, United States

Triathlon

5K

May

30

Lava Rocks! Sprint Triathlon - Aquabike - Saturday - May 30, 2026

Lavallette, New Jersey, United States

Triathlon Running

25.5K 20.5K

May

30

Green Bay Youth Triathlon

Green Bay, Wisconsin, United States

Triathlon

GBYT 12-15 Age Group GBYT 9-11 Age Group GBYT 6-8 Age Group GBYT 3-5 Age Group

May

30

Atomic Kids Summer Splash Triathlons

Oak Ridge, Tennessee, United States

Triathlon

Triathlon Long Sprint Triathlon Mid Sprint Tadpole Triathlon

May

30

30th Anniversary Jersey Genesis Triathlon, Duathlon, & Aquabike #

Port Republic, New Jersey, United States

Triathlon Duathlon Running

33K 32.6K 35.4K 26.6K +3

May

30

Muleshoe Off-Road X-TRI & DU

Austin, Texas, United States

Triathlon Duathlon Aquabike

Off-Road/Cross Triathlon Off-Road/Cross Triathlon - 2 Person Relay Off-Road/Cross Triathlon - 3 Person Relay Off Road/Cross Duathlon +2