United States
- Alabama 9
- Alaska 3
- Arizona 14
- Arkansas 1
- California 67
- Colorado 13
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 44
- Georgia 3
- Hawaii 4
- Idaho 7
- Illinois 19
- Indiana 10
- Iowa 8
- Kansas 6
- Kentucky 5
- Louisiana 6
- Maine 2
- Maryland 13
- Massachusetts 9
- Michigan 14
- Minnesota 7
- Mississippi 5
- Missouri 10
- Montana 6
- Nebraska 4
- Nevada 3
- New Hampshire 1
- New Jersey 7
- New Mexico 4
- New York 46
- North Carolina 21
- North Dakota
- Ohio 11
- Oklahoma 4
- Oregon 10
- Pennsylvania 19
- Puerto Rico 1
- Rhode Island 1
- South Carolina 11
- South Dakota
- Tennessee 10
- Texas 51
- Utah 15
- Vermont 1
- Virginia 23
- Washington 12
- West Virginia 2
- Wisconsin 19
- 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 564 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
IRONMAN Chattanooga on September 27, 2026 in Chattanooga TN features a fast downriver swim, rolling bike course and a scenic downtown run.
All women sprint triathlon in Huntersville NC with a 250 yard swim, 8 mile bike and 2 mile run, plus youth, duathlon, aquathlon and virtual options.
At Ray Roberts Lake State Park, Cal Tri DFW presents 18 multisport events including Olympic, Sprint and Youth formats with open water swims plus bike and run courses.
A multisport race day at Riverfront Park in Pt Pleasant NJ on September 27, 2026 offering swim, duathlon, aquabike, kayak triathlon and relay formats with river swim or kayak courses, four bike loops, and a run finishing in the park.
On September 27, 2026, South Seas Captiva Island hosts multiple sprint and super sprint race formats with open water swims in the Gulf of Mexico, a bike course closed to vehicular traffic and coastal runs along the Gulf Coast.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
IRONMAN 70.3 Augusta on September 27, 2026 in Augusta, Georgia features a 1.2 mile downriver swim, a 56 mile bike and a 13.1 mile run.
Tri to Inspire is a short distance triathlon in Santa Rosa on 09/27/2026 featuring pool swims followed by bike and run courses. It offers sprint, mini sprint, relay and family divisions, with proceeds supporting the Inspiration Sports Foundation.
USAT sanctioned triathlon and duathlon at Rockaway Beach with ocean swim, boardwalk bike and run, plus junior and family race options.
Triathlon at Jim's Pier in South Padre Island on September 27, 2026 with sprint, Olympic, relay, and high school divisions and varying fees and registration windows.
Multi-distance triathlon at Prairie Creek Reservoir Park with Sprint and Olympic options, USAT sanctioned and chip timed. Lake swim, rolling hills on bike and run, finishers receive a shirt and medal.
Championship SwimRun at Deam Lake Indiana featuring a 12.5 mile course plus multiple open water swim distances and an ultra swim.
A sprint triathlon at the University of Illinois combining a 300 meter pool swim, a 14 mile bike and a 5 kilometer run. Packet pickup is offered the day before and race morning and the event follows USA Triathlon rules.
A family friendly triathlon at Compo Beach in Westport, CT on September 27, 2026, featuring a point-to-point swim, flat bike and run courses, awards and a post-race gathering.
Multi format triathlon and duathlon day at UW Whitewater on September 27, 2026 featuring Olympic, Sprint, Super Sprint, aquabike, duathlon and relay options.
Swim and run event in Coles Crossing, Texas on September 27, 2026, offering multiple youth and adult distances, in-person and virtual options, awards, a shirt and a medal.
Noncompetitive single distance kayak, bike, run in Shelby Park and Bottoms on September 27, 2026, with costumes encouraged and proceeds benefiting local nonprofits.
Experience a scenic triathlon in Santa Cruz featuring Olympic and Sprint distances with a coastal course that supports local youth and collegiate athletic programs.
Multi-discipline lake triathlon at Boyd Lake State Park on September 27, 2026, featuring sprint, supersprint, duathlon, aquabike and aquathlon.
A half Iron triathlon in Vantage, WA with a 1.2 mile swim, 56 mile bike and 13.1 mile run, plus relay and virtual entry options.
Sprint triathlon on September 27, 2026 featuring a 500 yards swim, a 12.5 miles bike leg and a 3 miles run with chip timing and a finisher medal.