United States
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Alabama9
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Alaska7
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Arizona10
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Arkansas2
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California38
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Colorado8
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Connecticut3
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Delaware3
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District of Columbia
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Florida46
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Georgia13
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Hawaii1
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Idaho9
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Illinois15
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Indiana21
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Iowa8
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Kansas5
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Kentucky9
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Louisiana3
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Maine7
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Maryland11
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Massachusetts17
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Michigan27
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Minnesota16
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Mississippi3
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Missouri14
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Montana3
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Nebraska3
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Nevada
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New Hampshire
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New Jersey23
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New Mexico3
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New York51
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North Carolina30
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North Dakota
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Ohio12
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Oklahoma6
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Oregon9
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Pennsylvania16
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Puerto Rico
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Rhode Island1
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South Carolina14
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South Dakota
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Tennessee22
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Texas44
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Utah12
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Vermont
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Virginia33
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Washington13
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West Virginia5
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Wisconsin24
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Wyoming2
Triathlon Calendar United States 2025-2026
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 2025-2026! Our updated list features 628 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
February 2026
Keep winter training alive at the Wildcat Indoor Triathlon in Evanston on February 22, 2026. Swim, bike and run in timed segments to build total distance, with collegiate and open divisions and chances to qualify for U.S. Collegiate Club Triathlon Na..
Indoor tri at the Jewish Community Center in Overland Park with lane swims in a 25 yard pool, Keiser Spin bikes and an indoor track run. Sprint, Super Sprint and youth distances plus relays welcome athletes of every level.
Compete or cheer at the 17th annual Indoor Triathlon and Biathlon at Mandel JCC on Sunday, February 22, 2026, with races for adults, kids and teams. Family friendly event welcomes ages 7 and up and supports The J community programs.
Kick off the multisport season at the Northeast Park Duathlon in Gibsonville, NC on Feb 28, 2026. Sprint through a quick run bike run course solo or with a relay team and earn a custom beanie to mark your finish.
Join the YMCA Dry Tri at Toledo's Neal Center YMCA on February 28, 2026. Row, bike and run on premium indoor equipment in timed waves for a fast, friendly winter challenge with no pool required.
Race at Joint Forces Training Base in Los Alamitos on Feb 28, 2026, with a community 5K and an exciting reverse sprint triathlon. The triathlon starts with a 5K run, then a 13 mile bike and a 200 meter swim with solo and relay options.
Come to the NorthPointe Wellness Indoor Triathlon Series in Roscoe from Jan 31 to Mar 21, 2026 for three indoor swim, stationary bike and treadmill run events. Enter single races or the whole series for medals and fun.
Test your speed at the Harford Multisport Club Indoor Triathlon on Feb 28 at the Abingdon YMCA, an indoor fixed time event where you swim 10 minutes, bike 30 minutes and run 20 minutes to rack up the greatest overall distance. Open to ages 10 to 100..
Spend a weekend at Magnolia Hill Ranch for Dirt in Your Shoe Events with an Adventure Race on Saturday and a Duathlon on Sunday. Expect scenic single track trail runs, gravel road biking and paddle challenges for all ages and abilities.
Join the Team Compete Driathlon in Omaha on February 28, 2026. Swap the swim for indoor rowing and tackle rowing, cycling and running across a one hour and eight minute course for fast friendly competition.
March 2026
Celebrate the 10th anniversary Bevoman Triathlon at scenic Pace Bend Park in March 2026 with Olympic and Sprint distances. Open to college teams and open racers, the weekend includes a collegiate championship and relays.
Tackle three exciting triathlons in the 2026 Shelbyville Triathlon Series at Clear Creek Park, with varied swim, bike, and run distances for every level. Race one or all three and earn series medals, age group awards, and bragging rights all spring.
Celebrate the 20th Pasadena Triathlon & Angel 5k at the Rose Bowl on March 7, 2026 with triathlon, duathlon, reverse triathlon, kids races and a 5k fun run for all ages. The Angel 5k benefits Angel City Sports and welcomes adaptive athletes.
Take on the Bayshore 70.4 or a beginner friendly sprint in Long Beach with a calm Bay swim and scenic oceanfront course. Individual and relay entries, chip timing, finisher medal and post race food make this an ideal early season race.
Challenge yourself at the Gaylord All Outdoors Tri 45, a winter triathlon on March 7, 2026 at Forbush Corners featuring a 5 km skate ski, 10 km fat tire bike and 5 km snowy trail run across rolling hills. Enjoy post race snacks, chip timing and a cus..
Take on the Homer Epic, a human powered winter race in Homer, Alaska on March 7 and 8, 2026, with 50 km and 100 km options to bike, ski, or run. Tackle groomed trails in the Caribou Hills under Arctic skies for an unforgettable adventure.
Take on the March Triathlon Series at Lopez Lake in Arroyo Grande, with canyons and March greenery framing sprint and Olympic courses. USAT sanctioned and community focused, it also serves as the California Collegiate League championship.
Celebrate St. Patrick's Day with a fast, friendly sprint tri at Keller Natatorium featuring a 300 meter pool swim, 14.5 mile bike and 5K trail run. All athletes get a tech shirt and finisher medal at this USAT sanctioned event.
Race the AdventHealth Great Clermont Triathlon at Clermont Waterfront Park with Olympic 1.5K swim, 40K bike and 10K run on scenic Lake Minneola. Multiple distances and formats from sprint to relays plus finisher medal and post race food.