United States
- Alabama 10
- Alaska 5
- Arizona 18
- Arkansas 3
- California 60
- Colorado 18
- Connecticut 10
- Delaware 2
- District of Columbia
- Florida 44
- Georgia 11
- Hawaii 3
- Idaho 13
- Illinois 22
- Indiana 19
- Iowa 17
- Kansas 7
- Kentucky 12
- Louisiana 6
- Maine 6
- Maryland 15
- Massachusetts 15
- Michigan 21
- Minnesota 19
- Mississippi 6
- Missouri 4
- Montana 4
- Nebraska 3
- Nevada 2
- New Hampshire 4
- New Jersey 16
- New Mexico 4
- New York 49
- North Carolina 28
- North Dakota
- Ohio 20
- Oklahoma 5
- Oregon 7
- Pennsylvania 20
- Puerto Rico 2
- Rhode Island 2
- South Carolina 11
- South Dakota 2
- Tennessee 15
- Texas 49
- Utah 12
- Vermont 2
- Virginia 33
- Washington 18
- West Virginia 2
- Wisconsin 20
- Wyoming 3
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 702 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
November 2026
An indoor triathlon at the RecPlex combining a timed swim, spin bike, and treadmill run with equal-weight scoring, medals for finishers, and a $40 online registration fee; wave assignments and swim-lane details are provided before race day.
Experience the 40th edition of this elite three day ultra endurance event in Hawaii. This invitation only competition features a 515 kilometer journey across the Big Island consisting of swimming, cycling, and a double marathon.
December 2026
CLASH Endurance Daytona is a multisport festival at Daytona International Speedway from December 4 to 6, 2026. The weekend features a holiday 5K, sprint and middle distance triathlons and duathlons, Daytona distance races and timed bike relays on the..
IRONMAN 70.3 La Quinta in La Quinta California features a Lake Cahuilla swim, a flat bike with a Thermal Raceway lap, and a run through Silver Rock Golf Course.
Experience the Treasure Coast Tri at Jetty Park in Fort Pierce. Choose from triathlon, duathlon, or aquabike distances and enjoy a unique finish line located directly on the jetty.
An indoor triathlon at the Bonner Springs Family YMCA with timed swim, bike and treadmill run segments. Open and youth divisions, registration 9/1/2026 to 10/1/2026, fee $45.
A sprint multisport event at Anthem Community Center featuring a heated 400 m pool swim, a 20 km bike and a 5 km run. Aquabike, duathlon and youth triathlon options are also available.
A December IRONMAN 70.3 triathlon in Haines City, Florida with a lake swim, rolling bike and run courses and opportunities to qualify for the 70.3 World Championship.
A December triathlon in Key West, Florida presented by Integrity Multisport with race services, finish-line music, athlete resources and post-race activity.
A long running reverse sprint pool triathlon in Hemet, California with a 150 meter pool finish and a separate 5K on a flat, fast course. Awards follow the races and finishers receive a unique Tinsel medal.
A USA Triathlon-affiliated club in Corpus Christi, TX active on Dec 31, 2026. Members of all ages and abilities train, race, volunteer and form relay teams while promoting multi-sport participation and community giving.
January 2027
A New Year event at Granite Beach featuring a 2 mile run 5 mile bike 2 mile run duathlon and a 5K trail run with lake views. Awards include overall champions and age group prizes.
An off-road run, bike, run event at Granite Beach, Folsom Lake SRA on January 23, 2027 featuring scenic running trails and a mostly single track mountain bike course; entries include a TBF beanie and post race food.
An indoor triathlon at the Paris-Bourbon County YMCA on January 30, 2027, offering individual races and 2-3 person relays; children 7 to 13 compete on the indoor track and a parent or guardian must be present.
February 2027
A three stage, 320 mile Ultraman in Clermont Florida with a swim, long bike stages and a 52.4 mile run; athletes compete with a support crew.
Experience the Chilly Willy Duathlon at the scenic Fort De Soto in St. Petersburg. Choose between Sprint and International distances featuring various combinations of running and cycling for individuals and relay teams.
Super Bowl Duathlon at Lake Louisa State Park offers sprint and super sprint run, bike, run formats with a $40 entry fee, a 130 participant cap, awards for top 15 men and women, and a souvenir for all.
Experience an indoor triathlon in Evanston where distance is the goal. Complete a ten minute swim, twenty minute bike, and fifteen minute run to qualify for the U.S. Collegiate Club Triathlon Nationals.
A multi-distance ultra triathlon at Lake Louisa State Park (Feb 26-27, 2027) with looped swim, bike, and run courses, USAT sanctioning, wetsuit-recommended open-water swims, and solo or relay options across full and double distances.