United States
- Alabama 13
- Alaska 11
- Arizona 20
- Arkansas 5
- California 61
- Colorado 21
- Connecticut 21
- Delaware 3
- District of Columbia
- Florida 47
- Georgia 16
- Hawaii 3
- Idaho 15
- Illinois 26
- Indiana 26
- Iowa 22
- Kansas 7
- Kentucky 13
- Louisiana 8
- Maine 11
- Maryland 17
- Massachusetts 21
- Michigan 35
- Minnesota 26
- Mississippi 5
- Missouri 9
- Montana 10
- Nebraska 4
- Nevada 2
- New Hampshire 4
- New Jersey 28
- New Mexico 7
- New York 66
- North Carolina 35
- North Dakota 1
- Ohio 23
- Oklahoma 8
- Oregon 8
- Pennsylvania 29
- Puerto Rico 2
- Rhode Island 3
- South Carolina 15
- South Dakota 3
- Tennessee 20
- Texas 56
- Utah 15
- Vermont 3
- Virginia 38
- Washington 22
- West Virginia 6
- Wisconsin 32
- Wyoming 4
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 896 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
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 multi discipline event at Glimmerglass State Park featuring a 1.5 mile paddle, an 18 mile bike loop, and a 5K run that crosses the Hyde Hall footbridge. Teams of three or four can split the segments.
A long-running triathlon in Pelham, Alabama offering Sprint and Olympic distances, relay teams, duathlon and aquabike options, plus a virtual entry. The 2026 edition commemorates the event's 41st year and honors Buster Britton.
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 Water Park in Provo combining a 5K run, an eight mile bike ride, a 300 yard swim, and a waterslide finish. Events include individual and team sprints, a 5K run/walk, and a kids super-sprint.
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.
Experience a scenic sprint triathlon featuring a swim in Lake Icaria a bike through the countryside and a trail run. Individual and relay options are available alongside a 5K fun run and an open water swim.
Race Montana Triathlon and Duathlon on August 22, 2026 in Great Falls offers adult and youth triathlon and duathlon distances, with individual and team options, afternoon water park access for participants, and professional race timing.
Supertri Chicago is a multi-distance triathlon across Lake Michigan and Chicago streets on August 22-23, 2026. Races include SuperSprint, Sprint, Olympic, Triple Challenge and kids events with individual and relay options.
A single-day adventure race at Shenandoah River State Park on August 22, 2026, featuring 5-hour and 12-hour formats that combine paddling, mountain biking, and trekking. Pre-plotted maps, electronic scoring, and solo or team entry options are provide..
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 in Pine Mountain, featuring a 1000 meter swim, an 18 mile two-loop bike course and a 5 mile run around Robin Lake, USAT-sanctioned with age-group awards and on-course aid stations.
A multi-category triathlon in Gunnison on August 22, 2026, featuring a 500 yard swim, 23K bike and 6.4K run. Events include kids, adult, and team relays with awards, participant shirts, and a post race gathering.
A sprint triathlon at the YMCA in Springfield on August 22, 2026, featuring a 300 m swim, 8 m bike and 5 km run. Adult participants receive a t shirt and medal, with awards for top male and top female finishers.