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!
May 2026
Experience the 6th Annual Swim Run Done Aquathlon at Beachwalk in St Johns. This event features a half mile swim followed by a 5k run for a limited field of 200 participants.
This adventure race combines a 1.5-mile kayak trip down Nimishillen Creek with a 2.5-mile run or walk. The journey starts at Martindale Park and finishes at Gervasi Vineyard, where a beverage awaits. It's a unique multi-sport challenge ending at a sc..
This unique triathlon in Holcombe, Wisconsin, combines a 3-mile run, a 10-mile bike ride, and a 6-mile canoe/kayak journey down the Flambeau River. You can race solo, as a team, or in a relay. The event includes timing, a t-shirt, and post-race food..
Experience a sanctioned Olympic distance triathlon at Granite Beach featuring a lake swim scenic country road cycling and a multi terrain trail run limited to 300 participants.
Practice your triathlon skills in a supportive non-competitive environment at Vancouver Lake. This learning focused event features instructional clinics and a choice of sprint or olympic training distances.
Experience an indoor multi sport challenge featuring a 20 minute swim cycle and run. Held at the Cape Carteret Aquatic and Wellness center this event supports local high school swim teams.
Experience a scenic super sprint triathlon at Lake Wilderness featuring a lake swim and a run along the Cedar River Trail. Participants enjoy a well supported course with distances for individuals, teams, and youth athletes.
This long running duathlon on Mother's Day features a flat bike course and varied terrain runs. Options include individual, relay, time trial, and youth events, with professional photos offered for free.
JerseyMan Triathlon in Round Valley, Lebanon NJ on May 10, 2026 features short and long course triathlon, duathlon and aquabike options with age group and elite categories and on-site packet pickup.
A pool-based sprint triathlon at Coffman YMCA in Springboro with a 300 yd swim, two-loop bike through Settler’s Walk, and a 3.1-mile run. Timing and awards are provided by Speedy-Feet and proceeds partly benefit the Annual Campaign.
This ladies-only multisport event in Houston is a Mother's Day tradition. Athletes can choose from a duathlon, sprint and super sprint triathlons, or a relay, all held at Alexander Deussen Park. It’s designed to offer a supportive atmosphere for part..
Experience a scenic multisport event at Folsom Lake featuring lake swims, closed road cycling, and lakeside trail runs. Choose between Sprint and Super Sprint distances for individual or relay participation.
Experience the Alaskan spring at the Breakup Duathlon featuring a 5k run, 20k bike, and 2k trail run through the University of Alaska Fairbanks campus. This limited capacity event welcomes athletes for a multi sport challenge.
Celebrate Mother's Day with a variety of races at the Sahuarita Aquatic Center and Man in the Maze park. Choose between two aquathlon distances or individual running races with medals for all finishers.
Experience off road excitement at Oak Mountain State Park with full distance, sprint, and super sprint triathlons plus 5K and 10K trail runs. Compete for World Championship qualifying slots or enjoy the weekend festival atmosphere.
This non-swimming triathlon in Minnesota's Bluff Country features a 6.8 mile paddle, a 7.9 mile bike ride, and a 3 mile run. Participants can join solo or in teams for canoe, kayak, and relay events. The course travels from Houston to Mound Prairie a..
Join Utah's first women only triathlon and 5K in American Fork on May 16, featuring a pool swim, scenic bike course and a lively 5K finish. Celebrate with finisher medals, boutique vendors, raffle prizes and a festive post race party.
Experience an all women multisport event in the scenic I'On neighborhood featuring pool swimming and a flat run course. Choose between triathlon, duathlon, or aquathlon formats with support provided through training plans and clinics.
A school-only triathlon in Lansdale, PA on May 16, 2026 for North Penn Elementary students aged 4 to 14, organized by grade divisions with trophies for the top three and a participant t-shirt; rain date May 17.
Experience a diverse multi sport weekend at Moraine State Park featuring triathlons, duathlons, and adventure racing. With events for youth, novices, and experienced athletes, there is a race for everyone at Lakeview Beach.