United States
- Alabama 10
- Alaska 4
- Arizona 16
- Arkansas 3
- California 59
- Colorado 16
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 41
- Georgia 9
- Hawaii 4
- Idaho 10
- Illinois 19
- Indiana 14
- Iowa 13
- Kansas 3
- Kentucky 9
- Louisiana 6
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 17
- Minnesota 12
- Mississippi 5
- Missouri 5
- Montana 4
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 5
- New York 50
- North Carolina 26
- North Dakota
- Ohio 12
- Oklahoma 6
- Oregon 3
- Pennsylvania 18
- Puerto Rico 2
- Rhode Island 1
- South Carolina 9
- South Dakota 2
- Tennessee 13
- Texas 52
- Utah 13
- Vermont 1
- Virginia 32
- Washington 12
- 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 601 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
August 2026
Sprint road bike and off road triathlons plus road and off road team relays take place at Hill's Resort in Priest Lake on 08/30/2026, with distinct fees and a specified registration window.
A multi-event sprint race day at Fry's Spring Beach Club near Charlottesville offering 12 options for adults and youth, beginning with a beginner-friendly pool swim and including sprints, swim events, and 5K runs.
Triathlon day at Fawn Lake with adult, youth and relay races featuring a lake swim, bike on traffic-free roads, and a shaded run course.
A sprint triathlon at Whipple Beach near Baxter, Minnesota, with a 1/4 mile swim, a 13.6 mile bike and a 3.2 mile flat run. Helmet use is required and proceeds support local youth charities.
Multi-discipline event at Geist Waterfront Park in Fishers, IN offering sprint and Olympic triathlon, duathlon, aquabike, and relays; USAT sanctioned and chip timed.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Sprint triathlon and kids triathlon at Preston Miller Park with swim, bike and run courses, relays, awards, and USAT sanctioned competition.
A sprint triathlon at Beaver Lake, Sammamish featuring a 1/4-mile swim, 13.7-mile bike, and 4.3-mile run with packet pickup and pasta feed the day before.
A community fundraising race at Schram Pond in Manchester, IA, offering sprint triathlon and duathlon formats with individual and 2 to 3 person team options. Proceeds support Delaware County emergency services and entry includes a t-shirt, medal, and..
A multi-event triathlon at Allen Yorke Park on August 30, 2026 featuring Olympic, Sprint, Super Sprint, Aquabike and relay races as part of the RTB Summer Series.
A sprint triathlon on August 30, 2026 at Azionaqua Swim Club in Zionsville featuring a 200 meter swim, 12.5 mile bike and 3 mile run. Registration runs April 1 to May 10 with a $69.99 fee.
Olympic distance triathlon and multiple race options at Redstone Arsenal on August 30, 2026, with required visitor registration for base access.
A combined pool swim and 5K trail run at Settlers Cabin Wave Pool and Park with individual, youth, relay, and standalone 5K options.
A USAT sanctioned off-road triathlon at Lake Padden featuring an 800 m swim, a 9 km mountain bike loop, and a 4.1 km trail run. The event accepts solo racers and 2- or 3-person relays and includes a USAT one-day license.
A women's triathlon and 5K in Nevada City offering individual and relay triathlon options plus a slightly hilly 5K through Cascade Shores.
Try the Tri in Terrace Park on August 30, 2026 features swim, bike, run individual races and relay options for children, families, and adults.
Sprint distance triathlon at Brady's Run Park with a 750 meter swim, an 11.8 mile bike in three loops, and a 5K run.
SOS Triathlon on Sunday August 30, 2026 features swim, bike and run courses with kids races, charity spots and published course maps; registration is open.
September 2026
A Thursday series in Emmaus, PA featuring a two lap 5 km run, two cyclocross races (four and three laps), and a combined Double Cross option.
TriFest for MS 2026 in Bentonville, Arkansas spans Labor Day weekend with multi-format triathlon races, youth events, relays, and fundraising for multiple sclerosis research.
A hilly triathlon in Cassadaga, NY offering long and intermediate courses, AquaBike options, and relay teams, with well stocked aid stations, no cut off times, and post-race food, beer garden, and music.