United States
- Alabama 11
- Alaska 4
- Arizona 18
- Arkansas 3
- California 65
- Colorado 18
- Connecticut 8
- Delaware 1
- District of Columbia
- Florida 42
- Georgia 11
- Hawaii 3
- Idaho 12
- Illinois 20
- Indiana 18
- Iowa 15
- Kansas 5
- Kentucky 11
- Louisiana 5
- Maine 6
- Maryland 15
- Massachusetts 15
- Michigan 21
- Minnesota 18
- Mississippi 6
- Missouri 4
- Montana 3
- Nebraska 4
- Nevada 2
- New Hampshire 4
- New Jersey 14
- New Mexico 3
- New York 52
- North Carolina 25
- North Dakota
- Ohio 17
- Oklahoma 5
- Oregon 5
- Pennsylvania 15
- Puerto Rico 2
- Rhode Island 1
- South Carolina 9
- South Dakota 2
- Tennessee 14
- Texas 46
- Utah 11
- Vermont 2
- Virginia 33
- Washington 14
- West Virginia 2
- Wisconsin 19
- Wyoming 2
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 655 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 community biathlon and 5K in Millstadt with a 5 mile run plus 22 mile bike ride, separate 5K, age group awards, teams, post race food and charity proceeds.
Sprint triathlon around Lake Carey featuring a 750 m swim or 2 mile paddle, a 20 kilometer bike on rolling roads, and one lap run just over 5K.
FalconTri is a super sprint triathlon at the U.S. Air Force Academy featuring a 300 m pool swim, 5 km bike and 2 km run. It includes collegiate bracket racing and an age group event with rolling starts.
Sprint triathlon at Boxford Town Beach with a 0.25 mile swim, 10 mile bike and 1.5 mile run; relay teams allowed and proceeds fund local scholarships.
Triathlon in Saugerties, NY at Waterside Spa with a new swim course, multiple distance options, and post-race spa passes including a $50 day pass.
A flat, scenic full-distance triathlon in Cambridge with a Choptank River swim, a bike route through Blackwater National Wildlife Refuge, and a downtown run.
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 at Rye Playland on September 19 to 20, 2026 features Olympic triathlon, aquabike, duathlon, an open water mile swim and youth triathlon events. Olympic distances include a 1.5 km swim, 40 km bike and 10 km run.
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 three stage 65.2 mile bike, paddle and run event on the New River with solo and 2 to 3 person relay options and a 300 entrant limit.
A multi-discipline race day at Tims Ford Lake offering sprint and Olympic triathlon, duathlon and aquabike options, plus relays and weight-class divisions. The event is USA Triathlon sanctioned and follows a no refund policy with insurance available.
A 12 hour, 40-mile adventure race at Lake James State Park near Linville Gorge on September 19, 2026. Teams of one to four navigate trails, bushwhack, bike, and paddle to collect unmanned checkpoint punches.
Rexburg RUSH Triathlon is a lakeside triathlon at Wakeside Lake in Rexburg, Idaho, produced by Tri Peaks Epic Events. It is scheduled for September 2026 and has an aggregate rating of 5 from two reviews.
A community race day in Morrison, Illinois with a 5K out-and-back, a duathlon including a 21-mile bike, children's fun runs, and a color run; courses start at Morrison High School and include rolling hills and on-course water stops.
A partner triathlon in Columbia TN combining a canoe on the Duck River, a single track mountain bike loop, and a trail run through Chickasaw Trace Park.
Sea Cliff Triathlon on 09/19/2026 takes place at Harry Tappen Beach and offers individual, youth, and several relay formats with swim, bike, and run legs and specified team rules and fees.
Rise & Run in Denmark, WI combines a run-bike-run duathlon with individual and two or three person relays plus a free one mile fun run where leashed dogs and strollers are allowed; proceeds support Arise missions.
A point-to-point adventure race in Nickerson State Park combining trail running, road cycling and swim or paddle options, open to solo competitors and teams of two to four.