United States
- Alabama 9
- Alaska 4
- Arizona 15
- Arkansas 3
- California 57
- Colorado 15
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 41
- Georgia 8
- Hawaii 4
- Idaho 8
- Illinois 19
- Indiana 12
- Iowa 10
- Kansas 3
- Kentucky 8
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 17
- Minnesota 10
- Mississippi 5
- Missouri 7
- Montana 5
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 5
- New York 51
- North Carolina 26
- North Dakota
- Ohio 11
- Oklahoma 6
- Oregon 3
- Pennsylvania 15
- Puerto Rico 2
- Rhode Island 1
- South Carolina 9
- South Dakota 2
- Tennessee 13
- Texas 51
- Utah 14
- Vermont 1
- Virginia 30
- Washington 10
- West Virginia 1
- 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 595 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
Downtown Moline adventure triathlon with a 2.5 mile paddle, 7.5 mile bike and 2 mile run over the I 74 Bridge plus individual, team and corporate divisions.
Sprint triathlon and duathlon in Moscow Idaho with a 500 yard pool swim, a 9.3 mile bike and a 3.1 mile run on paved roads and paths.
A USA Triathlon sanctioned sprint triathlon at Madison Town Beach with swim, bike and run options, plus aquabike and a youth try division with adult companion.
A multi-discipline event in Iola WI on September 12, 2026 featuring a 2 mile trail run, 7 mile gravel bike leg, and a 2 mile paddle.
TORC brings swim, bike and run races to the Riversport Complex in downtown Oklahoma City on September 12, 2026. Distance options include a 500 m swim, a 14 mile bike and a 5 km run, plus aquabike and duathlon formats.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
A swim and run event on September 12, 2026 at Eisenhower Aquatic Center in East Meadow, NY supporting the charity Wubbanubs From Jaxson.
A nonprofit fundraiser in Chippewa Falls featuring a triathlon with run bike and paddle legs, two 5K options, and a children’s one mile loop, with kayak and canoe rentals available first come first served.
Sprint triathlon in Minneapolis with an indoor pool swim, a 15 mile bike out and back, and a 5K run; group training and packet pickup at V3 Sports.
A short course triathlon at Sleepy Hollow Lake on September 12, 2026 featuring a 350 yard swim, an 11.5 mile bike and a 5K run. Chip timing is used and participants receive a bag, swim cap and post race refreshments.
A community event in Chantilly with a scenic 5K, an aquathlon (pool swim plus 5K), a virtual 5K option, and an afternoon dog swim to benefit the local pool.
A YMCA triathlon in Huntsville, Alabama on September 12, 2026 with individual, family and team entries. Race distances are a 300 yard swim, an 8 mile bike and a 5 km run; fees and registration windows differ by entry type.
A full day in Lotus CA combining a supported point to point trail run with a professionally guided whitewater raft trip on the South Fork American River.
Community mini triathlon at El Salido Pool on September 12, 2026 with a 300 m swim, 1.5 mile bike and 1 mile run for individuals and relay teams.
Triathlon in Custer State Park with 70.3, Olympic and sprint options, open water swim at Stockade Lake and bike and run courses through the Black Hills.
A multisport day at Wenonah Lake offering triathlon, aquabike, duathlon, super sprint, and swim/run formats with USAT sanctioning and age, weight, and relay divisions.
A sprint triathlon and relay in Lake Orion with a 0.75 km swim, 20 km mixed-terrain bike, and 5 km trail run plus a 100-athlete cap.
A short-course triathlon in Knoxville on September 13, 2026, featuring a 100 yard swim, about a 5.3 mile bike and a 4 km run, with individual and two or three person relay divisions and multiple age and weight classes.
A USAT-sanctioned sprint and super sprint triathlon at Walsh Lake Park on September 13, 2026, featuring lake swims, looped bike courses, chip timing, and finisher medals.
Multi-sport event at Sandy Creek Park in Athens offering sprint distance swim bike run, aquabike, and duathlon formats on September 13 2026. A sprint relay option allows teams of two or three.
Olympic and Super Sprint triathlons in Sag Harbor NY with swim bike and run courses, USAT sanctioning, an Aquabike option, and a required notarized waiver.