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 4
- New York 55
- North Carolina 24
- North Dakota
- Ohio 13
- Oklahoma 6
- Oregon 5
- Pennsylvania 17
- Puerto Rico 1
- Rhode Island 2
- South Carolina 8
- South Dakota 1
- Tennessee 12
- Texas 49
- Utah 14
- Vermont 2
- Virginia 30
- 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 605 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
December 2026
Indoor triathlon at Bonner Springs Family YMCA on December 6, 2026 with timed swim, bike and treadmill run segments and separate adult and youth divisions.
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 swim and triathlon festival at Lawrence Park Swim Club with pool swims, runs, multisport races and virtual options.
A season finale triathlon in Haines City with a lake swim, rolling bike and run courses, and typical temperatures from about 53°F to 78°F.
A triathlon to end the season in Key West, Florida on December 13, 2026, organized by Integrity Multisport with music and a family-friendly finish.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
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.
Experience the strategy of draft legal racing at Nathan Benderson Park with Olympic, Sprint, and Open distance triathlons on a looped bike course.
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 multisport event at Granite Beach with three 2-mile runs and two 5-mile road bike legs, age group and relay awards, and a custom TBF running hat for each athlete.
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.
Two run legs and a bike leg at Lake Louisa State Park on 02/14/2027, capped at 100 participants and organized by Clermont Triathlon Club and Sommer Sports.
A multi-discipline, unmarked adventure race around Lake Georgetown on February 20, 2027, offered as a 24K 6 hour sprint and a 75K 12 hour extreme team event.
Late February Run, bike, run duathlon at Cherry Creek State Park with two 2.5 mile runs and an 11 mile paved bike course; winter course conditions possible.
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 winter multisport event at Cannonsburg Ski Area featuring trail running, fat tire biking, and cross country skiing with duathlon, relay, and single race options.
Multi-distance ultra triathlon at Lake Louisa State Park with measured looped swim, bike, and run courses, USAT sanction and required single day pass.