United States
- Alabama 15
- Alaska 13
- Arizona 17
- Arkansas 7
- California 72
- Colorado 18
- Connecticut 16
- Delaware 5
- District of Columbia
- Florida 49
- Georgia 17
- Hawaii 4
- Idaho 17
- Illinois 33
- Indiana 36
- Iowa 23
- Kansas 7
- Kentucky 13
- Louisiana 10
- Maine 10
- Maryland 19
- Massachusetts 27
- Michigan 37
- Minnesota 27
- Mississippi 7
- Missouri 15
- Montana 10
- Nebraska 3
- Nevada 4
- New Hampshire 2
- New Jersey 31
- New Mexico 8
- New York 76
- North Carolina 36
- North Dakota 1
- Ohio 26
- Oklahoma 8
- Oregon 13
- Pennsylvania 35
- Puerto Rico 1
- Rhode Island 3
- South Carolina 20
- South Dakota 3
- Tennessee 28
- Texas 56
- Utah 19
- Vermont 3
- Virginia 38
- Washington 33
- West Virginia 8
- Wisconsin 34
- 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 1010 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
April 2026
A sprint distance triathlon at Dreher Island State Park on April 19, 2026, featuring a 750 m lake swim, a 16 mile bike loop and a 5 km run. Events also include a sprint relay, aquabike and aquathlon.
Experience a unique multi stage triathlon in Danbury featuring a 30 mile bike ride, mountain ridge runs, and four lake crossings plus a river swim. This endurance event requires specific triathlon qualification for all participants.
A multi-format triathlon event at Lake Norman State Park offering 18 race options across Olympic, Sprint, and Youth Sprint formats, including standalone swims and runs and mixed discipline formats.
The Pinnacle Peak Duathlon is a low-frills, early-season race in Enumclaw's farm country. With a 125-participant limit, it features chip timing, basic snacks, and mostly flat roads.
The Millerton Lake Crows Nest event features triathlon and running races. Courses include lake swims, hilly bike segments, and trail runs. Triathlon participants receive a finisher's medal, shirt, and free photos.
A multisport event for all ages in East Meadow. The adult race features a 400m pool swim, a 6-mile bike on closed roads, and a 2-mile park run. Youth events offer shorter distances, making it a family friendly day at the Nassau Aquatic Center.
A three-race triathlon series in Shelbyville, Kentucky, held March 1 to April 19, 2026. It mixes indoor pool swims, looped bike courses with hills, and out-and-back park runs, with medals and awards for series finishers.
A pool-based super sprint triathlon at Town South Pool in Shreveport on April 19, 2026, featuring a 275 yard swim, a 9.5 mile bike and a 1.53 mile run. Registration opens April 4 and the entry fee is $80.
Pasadena Triathlon returns to the Rose Bowl on April 25, 2026 with triathlon, duathlon, a junior race, relays and a 5K fun run. The event includes individual and team options and partners with Angel City Sports to support adaptive athletes.
The St. Anthony's Triathlon in Saint Petersburg offers multiple race distances, from the short Meek and Mighty to the full Olympic course. It features scenic waterfront swims and flat bike routes, with options for individuals, relay teams, and para-a..
The Lake Norman State Park Sprint is a triathlon featuring a 750m swim, 18-mile bike, and 5K run. It takes place at a scenic state park with extensive trails and convenient parking. Participants can compete individually, as a relay, or in the aquabik..
Experience an outdoor scavenger hunt in Fredericksburg through paddling, mountain biking, and trekking. Choose between a 15 hour endurance challenge or a beginner friendly 4 hour race using map and compass navigation.
Test your navigation skills in South Knoxville by running, biking, and paddling to reach checkpoints. Choose between 8 hour or 30 hour durations as a soloist or in a team of up to four members.
Join a community event in Hokes Bluff featuring a 10 km run or a 42 km triathlon through scenic East Etowah County. Experience a unique course combining road running, downstream kayaking on the Coosa River, and rural cycling.
Join the Tupelo Sprint Triathlon for a 300 meter pool swim, 11 mile road bike, and 5k run in Mississippi. This USAT sanctioned event offers both individual and relay options starting from the Tupelo Aquatic Center.
This long-running community multisport event at Oregon State University features sprint triathlon, duathlon, and aquabike races. It welcomes participants aged 16 and over, from first-timers to veterans, and includes relay team options.
A short-distance triathlon in Barron, Wisconsin on April 25, 2026. The format includes a 400 meter indoor swim, a 10.8 mile bike and a 2 mile outdoor run, with individual and team entry options.
Olympic and Sprint triathlons at General Smallwood State Park use in water swim loops on Mattawoman Bay, rolling bike roads on low traffic rural routes, and shaded run loops through the park with aid stations and post race food.
A 6 mile run-bike-run duathlon at Doolittle Nature Park on April 25, 2026, offered as individual or relay entries with chip timing, shirts and medals. Helmets are required and trails are sharp and narrow.
Rage Triathlon is a spring multisport race at Boulder Beach, Lake Mead National Recreation Area, offering Sprint and Olympic triathlon formats plus duathlon and aquabike, with a hilly bike course and an Olympic run that follows the River Mountain Loo..