United States
- Alabama 10
- Alaska 4
- Arizona 15
- Arkansas 2
- California 62
- Colorado 16
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 40
- Georgia 8
- Hawaii 4
- Idaho 8
- Illinois 19
- Indiana 12
- Iowa 11
- Kansas 2
- Kentucky 6
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 19
- Minnesota 9
- Mississippi 5
- Missouri 8
- Montana 4
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 5
- New York 55
- North Carolina 25
- North Dakota
- Ohio 12
- Oklahoma 6
- Oregon 4
- Pennsylvania 17
- Puerto Rico 1
- Rhode Island 2
- South Carolina 9
- South Dakota 1
- Tennessee 12
- Texas 49
- Utah 15
- Vermont 2
- Virginia 31
- Washington 10
- West Virginia 2
- Wisconsin 26
- Wyoming 1
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 608 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
March 2027
A middle-distance triathlon in Little Elm near Dallas featuring a Lake Lewisville swim, a fast rolling bike course, and a spectator-friendly run on March 14, 2027.
March 14, 2027 event in Pinedale, WY with 28 and 13 mile options for skiing, fat biking and running; course may be rerouted due to fire and wind.
University of Florida triathlon on March 14, 2027 with sprint and super sprint distances, race shirt, finisher medal and age group awards.
A five day triathlon training camp in Tucson on March 17 to 21, 2027, offering coached swim, bike and run sessions, skills clinics, educational sessions and on-course support. Registration fee $900.
A multi discipline endurance event on March 20, 2027 in Fairbanks featuring 25 and 45 mile lollipop courses along the Tanana River and Rosie Creek, volunteer aid stations, a skijor division, and a 120 participant limit.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Sprint triathlon and related races at American Fork Fitness Center with a 300 meter swim, 12.5 mile bike and 5k run plus post race breakfast and awards.
Experience a scenic multisport event in Historic Cocoa Village featuring a swim in the Indian River and a red carpet finish. Choose between triathlon, duathlon, and aquabike options along the beautiful Florida coast.
A multi-event race on 21 March 2027 in The Colony, Texas featuring pool-swim triathlons, run-bike-run formats, relays, a 5K and a virtual option, with USAT sanctioning and team relay rules.
Multisport race day at Walter E. Long Metropolitan Park offering Olympic and Sprint triathlon, swim, bike and run formats plus youth races for ages 7 to 17.
April 2027
Collegiate club triathlon championships in Gulfport MS on April 2 to 3 2027 featuring draft legal races, an Olympic distance event and a mixed relay.
Experience a fast and flat sprint triathlon in Smithfield featuring a unique indoor pool snake swim and a scenic run through the woodland trails of Windsor Castle Park.
A community triathlon in Florence AZ on April 3, 2027 featuring triathlon, aquabike, duathlon and youth races with pool swims, multi-loop bike courses, chip timing and age group awards.
Experience a unique springtime challenge in Breckenridge featuring a 6-mile bike or run followed by a significant mountain ascent to nearly 13,000 feet and a final descent.
A half-distance triathlon on April 3, 2027 in Oceanside, CA with a sheltered harbor swim, a bike through Camp Pendleton, and a beachfront finish on the Strand.
Lavaman Triathlon in Waikoloa, Hawaii on April 4, 2027 offers triathlon, duathlon and aquabike formats across swim, bike and run legs. Individual and relay entries include youth, resident and military categories.
A 100 mile winter loop near Fairbanks that can be run, skied, or biked. Competitors have 40 hours to complete a remote route with aid stations about every 20 miles and must demonstrate recent winter backcountry experience.
IRONMAN 70.3 Texas on Galveston Island features a calm bay swim, a flat coastal bike course, and a scenic run through Moody Gardens on April 4, 2027.
A multi format endurance weekend in Gulfport with triathlon, duathlon, aquabike and open swim races staged from Jones Park Pavilion near the Mississippi Aquarium.
Sprint-distance triathlon and a fourth-year 5K in Flower Mound, TX, with specified race categories, race swag, published fees, and a stated weather policy.
Duathlon at Cedar Creek Park on April 10, 2027 with a 1.1 mile run, 11 mile bike, and 1.1 mile run; individual, relay and virtual entries available.