United States
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Alabama13
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Alaska12
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Arizona14
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Arkansas5
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California68
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Colorado14
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Connecticut15
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Delaware5
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District of Columbia
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Florida54
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Georgia18
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Hawaii3
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Idaho16
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Illinois29
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Indiana32
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Iowa18
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Kansas5
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Kentucky9
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Louisiana8
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Maine9
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Maryland19
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Massachusetts22
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Michigan34
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Minnesota24
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Mississippi10
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Missouri14
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Montana8
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Nebraska5
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Nevada1
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New Hampshire2
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New Jersey30
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New Mexico8
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New York72
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North Carolina33
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North Dakota1
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Ohio23
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Oklahoma7
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Oregon13
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Pennsylvania33
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Puerto Rico1
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Rhode Island2
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South Carolina20
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South Dakota1
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Tennessee28
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Texas59
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Utah16
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Vermont3
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Virginia39
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Washington31
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West Virginia8
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Wisconsin35
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Wyoming3
Triathlon Calendar United States 2026-2027
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in the United States for 2026-2027! Our updated list features 945 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
March 2026
Join experienced coaches in Tucson for four days of swim, bike, and run training including the Mt. Lemmon climb. Refine your form and fueling while building fitness for the 2026 triathlon season.
Kick off your season at the TriUtah Ice Breaker Sprint Tri on March 21, 2026 in American Fork, Utah. Choose sprint tri, aquabike, duathlon, aquathon, or relay as you tackle a 300 m swim, 13 mile bike and 5 km run.
Test your endurance at the NorthPointe Wellness Indoor Triathlon Series in Roscoe. Complete a 350 yard swim, a 15 mile stationary bike ride, and a 2 mile treadmill run in this three part winter competition.
Kick off the 2026 season at the Spring Equinox Indoor Triathlon. This event features timed segments of swimming, biking, and running in a supportive environment. It's a welcoming option for both first-timers and seasoned athletes.
Test your mountain skills in this five stage winter pentathlon on the slopes of Mount Washington. Participants use alpine and nordic techniques to traverse from the summit area down to Jackson Village in a unique relay format.
Join a diverse multisport event in McKinney featuring pool-swim triathlons, a run-bike-run, and a 5K race. Whether you choose the sprint or super sprint distance, every finisher celebrates with a custom medal and shirt.
A winter 100 miles loop in Alaska's White Mountains for runners, skiers, and bikers, with aid roughly every 20 miles and a 40 hour cutoff. The mostly snowmachine trail course features ridgelines, frozen overflow, and over 8,000 feet of climbing.
The 39th Annual March Classic Duathlon returns to Central Park in March 2026. Participants tackle a 2.2-mile run, a 12-mile bike ride on a hilly two-loop course, and finish with another 2.2-mile run. The event includes individual, team relay, and vol..
The Ann Arbor YMCA Indoor Triathlon features a timed swim, bike, and run, all held inside the YMCA. Participants join small waves and are scored on distance covered. The event concludes with a Recovery Zone and supports community programs.
Tri @ The Y is an indoor triathlon challenge. Participants swim, bike, and run in 15-minute segments on pool, stationary bike, and treadmill. Scores are based on total distance across all three sports.
The Pelicanman Duathlon - Spring features a 2-mile run, 10-mile bike, and 2-mile run in Saint Bernard, Louisiana. Participants receive a tie-dye t-shirt, and custom awards are given. The event concludes with a post-race party offering beer and food.
Experience a meaningful multi sport tradition at UCSB featuring a sprint triathlon relay and 5K run. Join a community event dedicated to the memory of a local athlete while exploring a scenic coastal campus course.
Join this multi-week series in Northampton for off-road running and cyclocross racing on a varied park course. Choose between individual disciplines or tackle both for a double challenge with a unique scoring tradition.
A USARA- and ARWS-sanctioned adventure race near Lake Whitney, Texas combining paddling, mountain biking, and on-foot navigation; offered in 24-hour and 12-hour formats with team and solo categories.
Experience a fast and scenic coastal race in Gulfport featuring triathlons, duathlons, and open water swims. Enjoy a protected saltwater swim and a flat bike course along the Mississippi shoreline.
Americas Triathlon Cup Gulfport brings age group triathletes and duathletes to CLASH Endurance in Gulfport alongside USA Triathlon Collegiate Club Nationals. Race day is March 27, 2026; register through your national federation.
Experience a multisport challenge in Florence Arizona featuring a pool swim, 12 mile bike ride, and 3 mile run. This event offers triathlon, duathlon, and aquabike options for individual athletes and relay teams.
Experience a unique triathlon featuring a harbor swim, a bike course through the Camp Pendleton military base, and a scenic run along the Pacific Ocean. This Southern California event concludes with a festive finish on the beach.
Event Overview
The Smithfield Sprint Triathlon is an early-season triathlon event held in Smithfield, Virginia. It is hosted at the Luter Family YMCA and includes three event formats: the individual triathlon, an aquabike event, and a relay option fo..
Experience a sprint triathlon held entirely on the grounds of Fort Gordon. This event includes a pool swim, a 10 mile bike ride, and a 5K run with categories for individuals, relay teams, and military members.