United States
- Alabama 13
- Alaska 11
- Arizona 19
- Arkansas 5
- California 61
- Colorado 21
- Connecticut 21
- Delaware 3
- District of Columbia
- Florida 47
- Georgia 16
- Hawaii 3
- Idaho 15
- Illinois 26
- Indiana 26
- Iowa 22
- Kansas 7
- Kentucky 13
- Louisiana 8
- Maine 11
- Maryland 17
- Massachusetts 21
- Michigan 35
- Minnesota 26
- Mississippi 5
- Missouri 9
- Montana 10
- Nebraska 4
- Nevada 2
- New Hampshire 4
- New Jersey 28
- New Mexico 7
- New York 66
- North Carolina 35
- North Dakota 1
- Ohio 23
- Oklahoma 8
- Oregon 8
- Pennsylvania 29
- Puerto Rico 2
- Rhode Island 3
- South Carolina 15
- South Dakota 3
- Tennessee 20
- Texas 56
- Utah 15
- Vermont 3
- Virginia 38
- Washington 22
- West Virginia 6
- Wisconsin 32
- Wyoming 4
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 895 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
September 2026
Experience a premier women's triathlon in Hopkinton featuring a swim, bike and run. This event offers individual and relay categories with a capped participant field for an focused racing atmosphere.
Experience a multisport challenge at Shaver Lake with triathlon, duathlon, and running events held at Camp Edison. Enjoy hilly bike routes and scenic trail runs followed by a tri tip lunch and finisher celebrations.
The series finale at Clermont Waterfront Park features a 5K and multiple multisport formats, including sprint and double race options. Swim is in Lake Minneola and the run uses the South Lake Trail.
Experience a flat and fast multi sport event at the scenic Public Landing in Snow Hill. Choose from triathlon, duathlon, or aquabike formats featuring a beach swim and a straight bike course.
A multisport race day at Mary Barness Community Pool on September 13, 2026 offering triathlon, duathlon, relays and Aquavelo with pool swims and a 10 mile bike leg; registration is digital only and USAT membership is required.
Experience a multisport festival at DeGray Lake Resort State Park featuring triathlon, duathlon, and aquabike events. Choose between Olympic and Sprint distances set against the scenic backdrop of the Caddo River and Ouachita mountains.
Experience a USAT sprint triathlon at The Boulders at Lake Tyler. This event features a 650 meter swim, a 13 mile bike ride, and a 5k run available for individuals or relay teams.
Join this USAT sanctioned multisport event in Lexington featuring triathlon, duathlon, and aqua-bike options. Cycle through scenic horse country and enjoy a swim in a heated outdoor pool at Spindletop Hall.
Experience a scenic multisport event at Crystal Cove State Beach featuring swim legs in the Pacific Ocean and a closed bike course on the Pacific Coast Highway. Choose from triathlon duathlon aquabike or trail run options.
Experience a scenic sprint triathlon featuring a swim in Farm Pond and a bike ride through the Massachusetts backcountry. This community event concludes with a festive breakfast buffet and a stadium style finish.
Experience a coastal multi sport event at the Rockaway Beach Amphitheater in Queens. Participants can compete in triathlon or duathlon distances along the scenic Atlantic boardwalk without a USAT license requirement.
A combined paddle and trail run at Quarry Springs Park in Colfax, Iowa. Participants can complete a two mile kayak plus a 3.5 mile run, enter as a relay member, or register for the 3.5 mile run or walk with or without a dog.
A sprint triathlon in Kewaskum on September 13, 2026 featuring a 5K run, a 2 mile kayak on the Milwaukee River and a 13 mile bike through Kettle Moraine. Individual and 2 to 3 person relay options are available plus a 1 mile youth run.
IRONMAN Maryland in Cambridge features a river swim in the Choptank River, a scenic bike through the Blackwater National Wildlife Refuge, and a flat run through downtown, backed by a long local community called Crabby Nation.
She Tris Sprint Triathlon in Carnes Crossroads, Summerville, SC offers pool swim, three-loop bike and a 2 mile run with youth divisions, duathlon and aquathlon options. Virtual participation is available throughout September with packet pickup or mai..
TOUGHMAN Westchester takes place at Playland Park on September 19 and 20, 2026, offering Olympic distance triathlon, duathlon, aquabike, a one mile open water swim, relays, collegiate championships and a kids race for ages 4 to 14. The event is USA T..
Experience a unique multisport event in Texas City featuring a sandy bottom swim and a flat bike course on the dike. Choose between triathlon, duathlon, or aquabike distances with options for individuals and relay teams.
Experience the mountain scenery of Bear Lake State Park at this multi distance triathlon event. Choose from Sprint, Olympic, or Half distances and enjoy the blue waters of the Caribbean of the Rockies.
A fall sprint triathlon and 5k at Goose Pond Colony Resort in Scottsboro, AL featuring a 500 m swim, 14 mile bike and 5K run, plus separate 5k run/walk. Triathlon entries are USAT sanctioned and race entries are non-transferable.
A 65.2-mile, three-stage adventure triathlon along the New River Trail featuring a 40-mile bike, 12.1-mile downriver kayak, and a half marathon run; open to solo racers and teams, with tiered registration and on-course support.