United States
- Alabama 12
- Alaska 13
- Arizona 17
- Arkansas 7
- California 68
- Colorado 18
- Connecticut 16
- Delaware 5
- District of Columbia
- Florida 51
- Georgia 16
- Hawaii 4
- Idaho 17
- Illinois 33
- Indiana 37
- Iowa 23
- Kansas 7
- Kentucky 12
- Louisiana 9
- Maine 11
- Maryland 18
- Massachusetts 28
- Michigan 38
- Minnesota 28
- Mississippi 6
- Missouri 15
- Montana 10
- Nebraska 3
- Nevada 3
- New Hampshire 2
- New Jersey 30
- New Mexico 9
- New York 76
- North Carolina 34
- North Dakota 1
- Ohio 25
- Oklahoma 8
- Oregon 11
- Pennsylvania 33
- Puerto Rico 1
- Rhode Island 3
- South Carolina 18
- South Dakota 3
- Tennessee 26
- Texas 56
- Utah 19
- Vermont 3
- Virginia 37
- Washington 31
- 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 989 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
A sprint-distance triathlon in Fort Knox combining a 400 meter swim, a 15 kilometer bike ride and a 5K run at Anderson Aquatics and Eastman Park. Entry includes a shirt, bottle, and bib, with awards for top three men and women.
A multi-discipline community triathlon at Mill Race Park in Parsons, WV featuring a 3.9 mile run, a 3 plus mile paddle, and a 7 mile bike leg, plus an untimed 2K walk. Proceeds support the Parsons Volunteer Fire Department.
A multi-discipline event at Sand Hollow State Park featuring Olympic and Sprint triathlons plus duathlon and aquabike. The courses include lake swims and a bike route on Sand Hollow Road with red rock and reservoir views.
A long-running Sitka triathlon featuring a 5 mile run, 14 mile bike and 1000 yard swim, with a short youth course and team options. Proceeds support the Sitka Cancer Survivors Network.
A three race triathlon series on Key Biscayne near downtown Miami offering Sprint, Intermediate and Olympic distance options with a calm ocean swim, a bridge climb on the bike course, and shaded paved run trails.
Shi-Tri is a run, paddle, and bike triathlon in downtown Owosso, Michigan, along the Shiawassee River, featuring an approximately 3.1 mile run, a 3.1 mile paddle, and an approximately 9 mile bike loop; individual and relay entries are available.
A multi event triathlon day at Lake Anna State Park on May 17 offering 18 race options across Olympic, sprint and youth sprint formats. Events include swims, bike segments and runs with varying bike distances.
Kansas City Triathlon on 05/17/2026 at 11101 Raytown Rd features Olympic and sprint triathlons, a sprint duathlon, and an Olympic relay. Swim starts vary by category and registration windows and fees apply.
A multi-discipline adventure race at Shawnee Mission Park featuring 6-hour mixed courses with biking, trekking and paddling, plus a 2-hour all-foot course; maps and watercraft are provided for the longer race.
A women-focused triathlon in Nashville combining a pool swim, a bike course, and a run through Centennial Park near the Parthenon. The event offers Super Sprint and Sprint options and benefits the Centennial Park Conservancy.
A multi-format triathlon at Lake Lou Yaeger in Litchfield, Illinois on May 17, 2026, featuring sprint and Olympic distances, aquabike, a high school division, and relays, with a beach swim start and flat bike roads.
Playtri Fort Worth Triathlon & Run Bike Run I on May 17, 2026 offers Olympic and Sprint triathlons, a duathlon, relay divisions, collegiate races, and a virtual option at Marine Creek Public Boat Ramp. USAT sanctioned with VIP parking.
A multi-discipline race at Honeymoon Island State Park on May 17, 2026 featuring sprint triathlon, duathlon, and aquabike distances, disposable chip timing, finisher medals for all, and awards across age and specialty divisions.
A Sprint and Olympic triathlon at Lake Nockamixon State Park near Allentown, PA, featuring rectangular lake swims, closed paved bike loops, and out-and-back runs on Route 563 with aid stations each mile.
A season-opening multisport event at Hopkinton State Park on 05/17/2026 offering sprint duathlon and sprint triathlon in individual and team formats, with on-site amenities including medals, BBQ, shirts, and live results.
A multi-format race at Stuart Beach featuring open water swims, flat bike routes along A1A, and scenic runs under the Ernest Lyons Bridge; Sprint, International, duathlon, aquabike, and relay options are available.
Black Squirrel Triathlon at Lake Manawa Beach on May 17, 2026 offers sprint triathlon, aquabike, swimrun, relay, and a 750 meter open water swim, with medals and age group awards.
An Olympic-distance triathlon at Bennington Lake on May 17, 2026, with a 300-athlete cap, multiple race categories including relays and Special Teams, a rolling 40 km bike course, and USA Triathlon sanctioning.