United States
- Alabama 10
- Alaska 4
- Arizona 15
- Arkansas 2
- California 62
- Colorado 16
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 40
- Georgia 8
- Hawaii 4
- Idaho 8
- Illinois 19
- Indiana 12
- Iowa 11
- Kansas 2
- Kentucky 6
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 19
- Minnesota 9
- Mississippi 5
- Missouri 8
- Montana 4
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 5
- New York 55
- North Carolina 25
- North Dakota
- Ohio 12
- Oklahoma 6
- Oregon 4
- Pennsylvania 17
- Puerto Rico 1
- Rhode Island 2
- South Carolina 9
- South Dakota 1
- Tennessee 12
- Texas 49
- Utah 15
- Vermont 2
- Virginia 31
- Washington 10
- 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 608 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
June 2027
IRONMAN 70.3 Eagleman in Cambridge Maryland on June 13 2027 features a 1.2 miles swim 56 miles bike and 13.1 miles run on predominantly flat courses.
Multi-distance triathlon at Glen Lake Rotary Park in Bozeman on June 13 2027 featuring Olympic, Sprint, Super Sprint and youth Splash and Dash races.
Multi-format triathlon at Town of North Hempstead Beach Park in Port Washington with a 500 m swim, 11 mile closed-road bike, and a 3.1 mile park run.
USAT sanctioned half iron triathlon at Vantage Boat Launch with a 1.2 mile swim, 56 mile bike and 13.1 mile run, plus relay and virtual options.
Swim and run across lakes and forest trails at Boulder Beach, Groton, VT, with three distances from 10K to 36K and solo or partner options.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
A three-race Super Sprint triathlon series near Woodstock NY with individual, AquaBike, and relay options, paratriathlete entries, and season points for top finishers.
A sprint triathlon in Conneaut Lake, PA featuring a 650 yard swim, 13.8 mile bike and 5K run with individual and relay options, timing, awards, and race shirt and swim cap included.
A multi-event triathlon and aquabike festival on Lake George in Ticonderoga, NY, offering sprint, Olympic, double and relay options, with a 750 m swim, bike and run courses, no cut-off times, and USAT sanctioning.
A set of triathlon, duathlon, team relay, and 5K races at Waterfront Park in Medical Lake, WA, featuring an out-and-back open water swim and paved road and trail bike and run courses.
A multi-event triathlon day at Castaic Lake on June 19 2027 offering sprint and Olympic swim bike and run options at the Paradise Cove venue.
Annual community race on the High Trestle Trail with 5K, 10K, duathlon and virtual options; 208 athletes participated in 2026 to support the Boone County Hospital Foundation.
Multisport event at Craigville Beach offering sprint and Olympic triathlons plus duathlon aquabike and aquathlon with lifeguarded swims and looped bike courses.
A swim-bike-run triathlon on June 19, 2027 in Louisville, MS, featuring a 0.5 mile swim, 27 mile bike, and 6.5 mile run finishing at the Neshoba County Fairgrounds.
Seattle Solstice Run at Magnuson Park features a USATF certified 5k loop with 5k, 10k, 15k, a kids dash and a duathlon.
A triathlon at Jordanelle Reservoir near Kamas, Utah, offering sprint and Olympic distances with swim, bike, and run courses, limited onsite parking and shuttle service.
A multi-discipline event in Jupiter, FL featuring swim, bike, run and relay options with a post race pancake breakfast.
At Nona France Quarry in Blue Creek Metropark, the festival offers a sprint triathlon, a duathlon, and a three person super sprint relay where each teammate completes all legs.
Lake Pflugerville Triathlon on June 20 2027 offers sprint and Olympic triathlon, aquabike, duathlon, relays, and para categories at Lake Pflugerville.
USAT-sanctioned sprint triathlon in Newport with a 0.33 mile swim, 11.6 mile bike along Ocean Drive, and a 3 mile run through Fort Adams State Park.
Timed 24- and 36-hour solo or team triathlon relays on Washington Island featuring a 0.25 mi swim, 9.91 mi bike loop and 2.0 mi run around Gislason Beach.