United States
- Alabama 10
- Alaska 4
- Arizona 16
- Arkansas 3
- California 61
- Colorado 16
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 42
- Georgia 11
- Hawaii 4
- Idaho 10
- Illinois 19
- Indiana 14
- Iowa 13
- Kansas 3
- Kentucky 11
- Louisiana 6
- Maine 4
- Maryland 14
- Massachusetts 14
- Michigan 17
- Minnesota 13
- Mississippi 6
- Missouri 6
- Montana 6
- Nebraska 4
- Nevada 4
- New Hampshire 3
- New Jersey 11
- New Mexico 5
- New York 46
- North Carolina 26
- North Dakota
- Ohio 13
- Oklahoma 6
- Oregon 3
- Pennsylvania 15
- Puerto Rico 2
- Rhode Island 1
- South Carolina 9
- South Dakota 1
- Tennessee 13
- Texas 52
- Utah 10
- Vermont 1
- Virginia 35
- Washington 13
- West Virginia 3
- Wisconsin 20
- 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 625 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
A series of triathlon and duathlon races at Island Lake Recreation Area with sprint distances, club points, age group awards and specific equipment and timing rules.
The ROC Triathlon in Irondequoit, NY on August 21 and 22, 2026 offers sprint and intermediate triathlons plus duathlon, aquabike, a 5K and youth events. It is USAT sanctioned and includes National Championship qualifying slots.
A two-day multisport event in Maple Grove, MN featuring multiple triathlon and duathlon distances, relay team options, and a youth Splash & Dash with age-specific swim and run distances.
A USA Triathlon-sanctioned gravel triathlon and duathlon at Branched Oak Lake with sprint and intermediate distances, a three-day Triple option, and national championship qualification.
Multisport event at Glimmerglass State Park featuring a 2 mile paddle, 18 mile bike and 5K run, with relay options and required water safety equipment.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
A longstanding triathlon at Oak Mountain State Park offering sprint and Olympic swim, bike, and run courses with time trial open water swims and multiple race entry options.
A multi-format triathlon event on August 22, 2026 at Carlin Park in Jupiter, Florida featuring individual, relay, duathlon and aqua bike options, with a 3/8 mile ocean swim and a 13 mile bike course.
Barron Lake Triathlon in Niles, Michigan on August 22, 2026 features a 500 yard swim, 15 mile bike and 3.1 mile run for adults, a relay option, and separate timed and non timed kids triathlons with age specific rules.
Sprint triathlon, duathlon and aquabike races at Don Carter State Park near Gainesville, GA, feature a 600 m time trial swim, roughly 11 miles of bike on open roads and a two-lap 5 km run.
A reverse order sprint triathlon at Splash Summit Waterpark featuring a 5K run, 8 mile bike, 300 yard swim and a waterslide finish. A kids super sprint and a 5K walk run are also offered.
A multi-event weekend at Theodore Roosevelt Memorial Park featuring a main triathlon with a 1/2 mile swim, 12.3K bike loop and 5K run, plus relay, AquaBike, BikeRun and two junior race distances.
A multi-discipline event at Eagle Creek Park on August 22, 2026 offering triathlon, duathlon, aquabike, and relay options with awards and soft style shirts.
At Lake Icaria in Corning, IA a sprint triathlon features a 600 m swim, 14 mile bike and 5K run, alongside a 5K trail run and a 600 m open water swim.
Multi-distance triathlon and duathlon at Electric City Water Park in Great Falls, MT, with pool swims, varied bike routes, youth divisions, team options, and professional timing.
A two day Lake Michigan triathlon with swim, bike and run courses through central Chicago and race options from kids to Olympic distance.
Multi-discipline 5 hour and 12 hour adventure races at Shenandoah River State Park combining paddling, mountain biking, and navigation.
A sprint triathlon at Granite Beach, Folsom Lake SRA on August 22, 2026 featuring a 3/4 mile swim, an 11 mile two lap bike course, and a 5 mile trail run, with club and age group awards.
A non-competitive multisport event on Kenmore's waterfront combining a swim, bike, run and a paddle leg. Participants may enter solo or in relays up to four people; registration includes a t-shirt and entry into a prize drawing.
Olympic triathlon and duathlon at Callaway Gardens with a 1000 m swim, 18 mile bike loops, and a 5 mile run around Robin Lake.
Sprint distance triathlon in Gunnison with a 500 yard pool swim, 23 km bike on asphalt and a 6.4 km run on the Van Tuyl Trail, plus kids and relay options.