United States
- Alabama 7
- Alaska 4
- Arizona 14
- Arkansas 3
- California 63
- Colorado 12
- Connecticut 3
- Delaware 3
- District of Columbia
- Florida 40
- Georgia 5
- Hawaii 5
- Idaho 10
- Illinois 19
- Indiana 6
- Iowa 11
- Kansas 5
- Kentucky 4
- Louisiana 2
- Maine 5
- Maryland 13
- Massachusetts 7
- Michigan 18
- Minnesota 10
- Mississippi 3
- Missouri 12
- Montana 7
- Nebraska 7
- Nevada 2
- New Hampshire 2
- New Jersey 14
- New Mexico 3
- New York 50
- North Carolina 22
- North Dakota
- Ohio 14
- Oklahoma 3
- Oregon 9
- Pennsylvania 21
- Puerto Rico 1
- Rhode Island 1
- South Carolina 10
- South Dakota
- Tennessee 8
- Texas 42
- Utah 18
- Vermont 1
- Virginia 30
- Washington 14
- West Virginia 2
- Wisconsin 25
- 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 586 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
April 2027
The Alabama Anvil Ultra Triathlon is a multi format event at Oak Mountain State Park with short repeat loops, an on course athlete village and 24 hour medical support.
Lake Anna triathlon weekend at Pleasants Landing Marina offering sprint and Olympic distances with warmer lake swims and rolling bike and run courses.
Non-competitive multi-discipline event in Odell, Nebraska with a 33 mile rural course mostly on country and gravel roads and medals for finishers.
National off road triathlon and duathlon championships in Austin, TX, with full and sprint distances featuring swim, mountain bike, and trail run legs.
Sprint triathlon and duathlon at L. Scott Still Park in Savannah, GA on April 17, 2027, USAT sanctioned, with individual and relay options.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Triathlon event at Lake Norman State Park in Statesville, NC on April 18, 2027, offering Olympic and Sprint race options; registration opens November 5.
A multi-distance swim bike run event at Millerton Lake with separate 5K and 10K races, USAT required for triathlon entrants, 200 participant cap and a vehicle entry fee.
Sprint-distance triathlon at Dreher Island State Park on April 18, 2027, featuring a 750 m lake swim, 16 mile bike and 5 km run plus relay and aquatics options.
A multi-distance triathlon in St. Petersburg, Florida with waterfront swim, flat bike and run courses and a finish line festival.
A two day community event April 23 and 24, 2027 featuring seven races and activities, with ten dollars from each individual registration directed to a chosen charity or student group.
Memorial Hermann IRONMAN Texas in The Woodlands is a North American Championship with a lake swim, closed road bike course and an award winning run through Hippie Hollow.
SwimRun Lake James mixes open-water swims and varied running terrain at Lake James State Park on April 24, 2027. Team and solo options are available over long (about 20 miles) and short (about 13 miles) courses.
Olympic and Sprint triathlons at General Smallwood State Park with a Mattawoman Bay swim, rolling bike routes, shaded run loops, plus relay and aquabike options.
Sprint triathlon at Lake Norman State Park near Troutman NC as Round 3 of the North Carolina Triathlon Series, with Individual, Relay and Aquabike divisions and set registration windows and fees.
Cactus Man at Lake Pleasant features sprint and Olympic triathlon, duathlon, and aquabike races with race hoodies, chip timing, and USAT sanction.
Off-road triathlon at Table Rock State Park in Branson, MO on Apr 24, 2027, featuring full and sprint distances with Youth Tour qualification and World Championship slots.
Off road triathlon in Shenandoah River State Park combining paddling, trail running, and mountain biking across about 15 miles.
A multisport festival at Lake Mission Viejo on April 25, 2027 offering triathlon, duathlon, aquabike, a 5K, mini sprint and kids races with USAT sanctioning.
A multi-discipline event at Riverwinds Community Center in West Deptford with a 200 yd pool swim, 10 mile bike and 5K run; options include aquabike, duathlon, relay and a free kids fun run. USAT sanctioned.
Cal Tri Culpeper on April 25, 2027 offers 12 triathlon and run options at Mountain Run Lake Park with a 64 F water temperature and wetsuit recommended.