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 51
- 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 654 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
A triathlon at Deyo Reservoir near Weippe, Idaho on June 13, 2027 with a 300 yard swim, about 13 miles of mountain biking and a 2.2 mile run around the reservoir. Single transition area, limited parking and camping available.
Cambridge, Maryland triathlon with a 1.2 mile swim, 56 mile bike and 13.1 mile run on flat, scenic courses through Choptank River and Blackwater Refuge.
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.
Eighteen multisport event options at Castaic Lake including sprint, Olympic and youth triathlon formats alongside standalone swim and run races.
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.
On June 19, 2027 the 48th Fair City Triathlon in Louisville Mississippi takes place during the Neshoba County Fair. The course has a 0.5 mile swim in Lake Tiak O'Khata, a 27 mile bike to Philadelphia, and a 6.5 mile run.
Whitehouse Multi Sport Festival at Blue Creek Metropark features sprint triathlon, duathlon and a three person super sprint relay on quarry waters, roads and park trails.
Annual sprint triathlon at Winona Lake Park featuring adult, youth, duathlon and relay divisions with chip timing and USAT sanctioned races.
A multi-discipline adventure in Old Forge, NY combining biking, hiking, trail running and kayaking over 26.7 miles, starting and finishing at the George T. Hiltebrant Center. Solo and two-person team options are available; helmets and life jackets re..
A timed, unchipped triathlon in Nikiski, AK on June 26, 2027 with adult individual and relay races and a separate kids triathlon featuring shorter distances.
Tri Goddess Triathlon hosts sprint and super sprint swim bike run formats at Portage Lake, with a relay option, a timed open water practice swim, and post-race food in Waterloo State Recreation Area.
Triathlon at Echo Lake and Cannon Mountain offering sprint, Olympic and half distances with lake swims, mountain bike routes, and a beachside finish.
Reverse sprint triathlon in Mount Pleasant, Utah with a 5 km run, an out and back bike on open roads, and a 300 yard pool swim.
A super sprint triathlon at Bottomless Lakes State Park on June 26, 2027 with a 1/4 mile swim, 8 mile bike and 4 km run; individual, coed relay and under 18 divisions, with proceeds supporting Harvest Ministries of Roswell.
Multievent triathlon at Heaton Lake in Elkhart with a 400-yard swim, 12-mile bike loop, 3.1-mile run, and supervised kids races.
A chip-timed triathlon at Lake Padden Park on June 26, 2027, offering competitive and recreational swim-bike-run distances with course maps and a 325-person field limit.
June 26, 2027 triathlon in Hudson Valley with a Williams Lake swim, bike route to the Ashokan Reservoir, and a run on the Wallkill Valley Rail Trail.