United States
- Alabama 10
- Alaska 4
- Arizona 15
- Arkansas 2
- California 62
- Colorado 16
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 40
- Georgia 8
- Hawaii 4
- Idaho 8
- Illinois 19
- Indiana 12
- Iowa 11
- Kansas 2
- Kentucky 6
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 19
- Minnesota 9
- Mississippi 5
- Missouri 8
- Montana 4
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 4
- New York 55
- North Carolina 24
- North Dakota
- Ohio 13
- Oklahoma 6
- Oregon 5
- Pennsylvania 17
- Puerto Rico 1
- Rhode Island 2
- South Carolina 8
- South Dakota 1
- Tennessee 12
- Texas 49
- Utah 14
- Vermont 2
- Virginia 30
- Washington 10
- West Virginia 2
- Wisconsin 26
- 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 605 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
A single-day multisport festival at Pawtuckaway State Park offering swim, trail bike and run options, open to people who identify as women and benefiting Girls on the Run NH.
Experience a diverse weekend of racing at Highline Lake State Park with road and off road triathlons featuring sprint and Olympic distances in western Colorado.
A women-focused USARA-sanctioned adventure race at York River State Park on September 26, 2026, featuring trekking, mountain biking, paddling and navigation over a single 8 to 10 hour course for solo and team categories.
Two days of open water swim and swim run races at Smith Mountain Lake State Park, featuring multiple distances, age group awards, and on-site parking options.
A relay and solo half triathlon in Solon, Iowa that supports Lewy Body Dementia awareness, with kayak swim and e-bike cycling options placed in an Alternative Division.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Adaptive swim, bike and run event for participants aged 4 to 21 with cognitive and physical challenges in Buford GA, using buddy support and adaptive equipment.
IRONMAN Chattanooga in Chattanooga, Tennessee features a fast downriver swim on the Tennessee River, rolling bike sections, and a scenic downtown run on September 27, 2026.
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.
A multisport event at Ray Roberts Lake State Park on September 27, 2026 featuring Olympic, sprint and youth triathlon formats plus 5K and 10K runs.
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.
A half distance triathlon in Augusta, Georgia with a 1.2 mile downriver swim, 56 mile bike and a flat 13.1 mile run along the North Augusta Greeneway trail.
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.
A multi-division triathlon in South Padre Island on 09/27/2026 offering Sprint, Olympic, relay, and a high school division with 16 and 32 mile distances.
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.