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!
October 2026
A run-bike-run duathlon at Redstone Arsenal where finish times are compared to the International Space Station's 91 minute 12 second orbit; individual and relay entries have specified registration windows and base access requirements.
A USA Triathlon sanctioned sprint event in Oloh, Mississippi on October 10, 2026 offering swim, a 21.3 mile bike and a 3 mile run with divisions for beginners, duathlon and relays; helmets and photo ID are required.
An Olympic-distance multisport event in New Roads, LA featuring a 1.5K swim, 40K bike and 10K run with aquabike, duathlon and relay divisions, limited to 300 entries and finishing with awards and a finish fest.
A 24.1-mile adventure race on the Conemaugh River and West Penn Trail in Saltsburg, PA on October 10, 2026, with solo and relay categories, age and equipment rules, and paddle details subject to river conditions.
A single-day, qualification-only IRONMAN in Kailua-Kona featuring a 2.4 mile swim, 112 mile bike and 26.2 mile run across Kailua Bay, Queen Kaʻahumanu Highway and Alii Drive.
A multi-format triathlon event at Boulder Beach, Lake Mead, featuring a buoy-marked swim, hilly desert bike course and a run on the River Mountain Loop trail, with sprint, Olympic, long course and relay options.
A Manhattan triathlon on October 10, 2026, with a Hudson River swim and a finish in Central Park. Formats include sprint, Olympic, aquabike options and relays; the event is USAT sanctioned and welcomes para-athletes.
A multi-discipline triathlon event at Lake Norman Picnic Ground on October 10, 2026, offering 12 sprint and Olympic race options including swims, bikes, and runs.
Monster Triathlon in Keller, Texas offers a 300 meter pool swim, looped bike courses of 10 or 14.5 miles, and a 5K trail run, with age group, Athena, and Clydesdale divisions and festive finish areas.
An all-women sprint triathlon at UNC Wellness Center Meadowmont featuring a 250-yard pool swim, a road bike loop through Meadowmont, and an out-and-back run. Relay, aquathlon, duathlon and virtual options are available.
A multi discipline event at Lake Tobesofkee in Macon GA offering Olympic and sprint triathlons, aquabike, duathlon and relays. The Olympic swim uses a time trial start and the 42K bike follows a hilly out and back route.
Game On Saint Augustine Triathlon in Vilano Beach features Olympic and Sprint triathlon, duathlon, aquabike and relay formats. Courses include an Atlantic Ocean swim, a bike route along A1A and a run via the Vilano Beach Nature Boardwalk.
Latitude-Fall Triathlon at Fort Travis Park offers sprint and Olympic triathlon, duathlon, aquabike, and relays with Gulf swims, bike laps on Highway 87, and neighborhood run courses, limited to 200 athletes and featuring an after party and spectator..
An annual multisport event at Mission Bay and Fiesta Island, the 2026 XTERRA Wetsuits Mission Bay Triathlon hosts USA Triathlon State Championships and offers triathlon, duathlon, aquabike, aquathlon, youth races, and a 5K, produced for Life Sports F..
A sprint triathlon at Lake Walk in Bryan/College Station on October 11, 2026. Individual and relay divisions, chip timing and finisher medals, with proceeds supporting First Win, a nonprofit serving children in the Brazos Valley.
Mudskipper US SoCal Silverwood takes place in Hesperia California on October 11 2026 and features open water swim and swimrun races presented by Canaqua Sports. It is the first Mudskipper event on the US west coast.
Sprint triathlon at Landa Park Aquatic Center in New Braunfels with a 300 m swim, 12 mile bike and 2.5 mile run plus relays and duathlon options.
A one-day triathlon at Schaal Aquatics Center in Davis, CA offering classic sprint and relay formats on October 11, 2026. Organized by the UC Davis Triathlon Club, events include individual and team options with varied distances and fees.
A multisport event in Montauk on October 11, 2026 offering run-bike-run, bike-only and two-person relay options with apparel, results services and post-race amenities.
A two day multisport festival in Clermont, Florida featuring a Triple Triathlon of three consecutive Sprint triathlons. The weekend also includes sprint events, relays, a 15K and 5K on the South Lake Trail, and a virtual option.