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!
May 2027
Adventure race near Rib Mountain, WI on May 29, 2027 with running, biking, paddling and orienteering across 3 hour, 8 hour and 18 hour options.
A multi distance triathlon in Austin with a Lady Bird Lake swim, downtown bike route, and a run to Auditorium Shores plus a post race festival.
June 2027
Experience Missouri’s premier multi-sport showdown at Creve Coeur Park with triathlon, duathlon, and aquathlon races for all athletes including a USAT State Championship.
Experience a diverse multi sport event in Princeton featuring Sprint and SuperSprint triathlons plus duathlon aquabike and 5k running options for all ages.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
OnondagaMan in Jamesville NY offers long and intermediate triathlon and AquaBike options plus relay teams, stocked aid stations, a beer garden and on-site music.
Rock Hall Triathlon Festival features Olympic and Sprint races with calm harbor swims, mostly flat bike and run courses, and USA Triathlon sanctioning on Maryland's Eastern Shore.
Multisport events at Abington High School on June 5, 2027 include triathlon, team triathlon, duathlon, aqua bike and a 5k run. Registration opens 11/06/2026 and fees vary; proceeds benefit local Abington community organizations.
Multisport race day at Island Lake State Recreation Area in Brighton, Michigan on June 5, 2027, offering Olympic and sprint triathlons, relays, aquabike, a duathlon, and timed practice swims. Swim in Kent Lake, bike rolling tree lined roads, and run..
A circuit-style triathlon on June 5, 2027 at Esther Simplot Park in Boise featuring Super Sprint, Sprint, Olympic distances plus relay and adaptive categories. The USAT sanctioned event supports adaptive sports in southern Idaho.
A sprint triathlon at Long Pond, Wellfleet with a 1/4 mile swim, 10 mile bike and 5K run that benefits WOMR community radio.
Lakeside triathlon near Yosemite on June 5, 2027 offering Olympic and Sprint courses plus AquaBike and Duathlon options.
Tri for Real at Rancho Seco Park on June 5, 2027 features an Olympic distance triathlon, an aquabike and a super sprint with USA Triathlon sanctioning for the Olympic race and aquabike.
Ride and Tie and Equathon event in Cools, California on June 5, 2027, organized by AllWeDoIsRun with 2027 registration open.
IRONMAN 70.3 Hawai`i on June 5, 2027 in Kohala Coast features an ocean swim in Kailua‑Kona, a bike through lava fields and a coastal run, and offers Kona qualifying slots.
Sprint triathlon at Lewisburg Area Recreation Park with a 300-yard pool swim, 15-mile bike and 5K run on June 5, 2027.
Multiday multisport weekend at Silver Lake NY with Intermediate and Sprint triathlon, duathlon, aquabike, youth races, and charity fundraising entry options.
Downtown Nashville triathlon with a boat-start swim, closed-road bike on Ellington Parkway, and a finish beside Nissan Stadium.
A USAT sanctioned triathlon, duathlon and aquabike in Melbourne Beach, Florida, featuring a 0.25 mile swim, 12 mile bike and 5K run. All finishers receive medals and participants are offered breakfast and awards across multiple categories.
A half distance IRONMAN in Omaha, Nebraska featuring an exclusive Lake Cunningham swim, rolling bike and run courses, and a run that crosses the Bob Kerrey Pedestrian Bridge into Iowa.