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
Wallis Sands Triathlon in Rye, New Hampshire features a 1/3 mile ocean swim, a 14.5 mile bike loop and a 5K run across multiple formats including relays and virtual options. The race is USA Triathlon sanctioned and includes chip timing and a technica..
A multisport event in El Paso on September 20, 2026 offering a sprint triathlon, aquabike, duathlon, relays, a 5K and a kids Splash and Dash for ages 6 to 13. Packet pickup requires photo ID and a USAT membership card.
A one-day triathlon event at Lake Blue Ridge Marina on September 20, 2026 featuring a 400 yard swim, 18 mile bike and 5K run. Race formats include sprint, relay and aqua bike with set registration dates and fees.
A 5K run, 20K bike, and 5K run around Pleasant Ridge Park and county roads near Fairview and Girard, held on 09/20/2026. Individual and two person relay options are available and the event supports the Erie Cancer Wellness Center.
Newport Harbor Triathlon in Newport OR on September 20, 2026 offers adult and youth triathlons, an aquabike, a relay option, and an open 5K.
IRONMAN 70.3 Washington Tri-Cities in Richland WA features a downriver Columbia River swim, a rolling bike through vineyards and a flat riverside half marathon run.
A community triathlon in Albany, CA on 20 September 2026 featuring a Super Sprint main course with individual and 2-3 person relays plus a shorter mini triathlon for kids and adults, all centered at the Albany Aquatic Center and surrounding streets.
A paddle, bike and run event in Bay City on September 20, 2026, offering two-person canoe team and relay options plus an individual kayak division, with paddle on the Kawkawlin River and bike and run courses nearby.
A family-centered adventure race at Prairie Creek Reservoir on September 20, 2026. Teams use map and compass to find optional checkpoints while hiking, canoeing, and mountain biking; canoe rental is included.
Cal Tri Austin at Walter E. Long Metropolitan Park on September 20, 2026, offers 18 events across Olympic, sprint and youth sprint distances, including triathlon, duathlon, swim and run formats.
A community event at Brandenburg Park offering a 5K run or walk and an individual duathlon with a 5K run plus a 2 mile kayak on Sept 20, 2026.
A two-day triathlon festival at Lake Anna State Park with Olympic and Sprint distances, beach swim starts, rolling country bike routes, and park run courses.
A multi-discipline race in Tarpon Springs featuring Sprint and Olympic triathlons, duathlon, aquabike and a 5K run, with swims off Fred Howard Beach, bike courses across Fred Howard Causeway and awards plus finisher medals.
A duathlon event at Mendon Ponds Park produced by First Knight Racing, offering two race formats of 26 and 14 miles and a deferred entry option, with specified registration periods and fees.
A half distance IRONMAN at Jones Beach with a sheltered swim in Zach's Bay, a fully closed 56 mile bike on Wantagh Parkway and a run along the Jones Beach Boardwalk.
A charity sprint triathlon at Skyline Aquatics Center in Mesa, AZ that raises funds to help underprivileged children attend learn to swim and summer recreation programs. Timing is provided by 4 Peaks Racing with triathlon chips.
A multi-distance triathlon weekend in the Texas Hill Country on September 26-27, 2026, featuring swim, bike, run races and a riverside finish festival.
Sprint triathlon at Wrightsville Beach on 09/26/2026 with a 1200 m swim, 11 mile bike and 5K run; individual, relay, aquabike and youth divisions.
A four-leg endurance event in Port Angeles combining mountain bike, kayak, 30-mile road bike and a 10K run with solo and team entries for ages 15 and up.
A USAT certified sprint triathlon in Montrose on September 26, 2026 with youth, adult, team and family divisions. Proceeds support the Montrose Recreation Foundation and local recreational programs.