United States
- Alabama 10
- Alaska 3
- Arizona 13
- Arkansas 2
- California 66
- Colorado 12
- Connecticut 3
- Delaware 3
- District of Columbia
- Florida 44
- Georgia 3
- Hawaii 5
- Idaho 7
- Illinois 16
- Indiana 5
- Iowa 9
- Kansas 7
- Kentucky 5
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 7
- Michigan 15
- Minnesota 7
- Mississippi 5
- Missouri 12
- Montana 6
- Nebraska 5
- Nevada 3
- New Hampshire 1
- New Jersey 14
- New Mexico 4
- New York 48
- North Carolina 19
- North Dakota
- Ohio 11
- Oklahoma 3
- Oregon 10
- Pennsylvania 20
- Puerto Rico 1
- Rhode Island 1
- South Carolina 10
- South Dakota
- Tennessee 8
- Texas 45
- Utah 16
- Vermont 1
- Virginia 27
- Washington 12
- West Virginia 2
- Wisconsin 22
- 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 566 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
July 2027
A triathlon at Chandler Park in Pardeeville, WI on July 10, 2027, offering sprint individual and relay formats plus a Wisconsin Triathlon Series entry.
IRONMAN 70.3 Muncie on July 10, 2027 features a flat swim at Prairie Creek Reservoir, a fast bike through Indiana countryside and a rolling run in Muncie Nature Park.
Echo Triathlon at Echo State Park offers triathlon, duathlon, aquabike and SUP events across Sprint, Olympic and Long distances with on site camping and shuttle access.
High altitude 50 mile trail run in Leadville on July 10, 2027 with about 8,000 feet of elevation gain; registration opens January 7, 2027.
Multisport event in Vincentown with triathlon, duathlon, aquabike, aquathlon, a super sprint and relays; freshwater swim, flat roads, and USAT membership required.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Women only triathlon and duathlon in Sylvania with swim, bike and run distances, team relays and USAT sanctioning.
A downtown Louisville triathlon with Ohio River swims, a closed-city bike course, and multiple formats and distances including sprint, Olympic, duathlon, and relays.
Annual multi sport event in Lake Zurich, IL offering Olympic and Sprint triathlon distances plus a duathlon at Paulus Park; sanctioned by USA Triathlon.
IRONMAN 70.3 Musselman in Geneva, NY on July 11, 2027 features a swim in Seneca Lake, a 56 mile bike through Finger Lakes vineyards and a run with strong spectator support.
A longstanding sprint triathlon at Surf Drive Beach with open age, aquabike, para, relay and virtual options plus a scenic swim, bike and 5k run route.
A sprint triathlon and a duathlon at Rancho Seco Park on July 11, 2027 with age-group awards, finisher medals, post-race refreshments, and on-site camping.
A women's pool swim triathlon in Fairmount Park offering sprint and mini sprint distances, duathlon, aquabike, and relay team options.
A July 11, 2027 triathlon at South Jamesport Beach with a 500 m swim in Peconic Bay, a 25 km bike and a 5 km run plus multiple race formats.
An all women triathlon and fitness festival on July 11, 2027 at Frenchman's Bar Regional Park in Vancouver WA featuring sprint multisport races, relays and a 5k.
Multi-distance triathlon and duathlon at Shawnee Mission Park with relay options, paratriathlon friendly designation, state championship qualifiers, and enforced swim and bike cutoffs.
Inaugural IRONMAN 70.3 in Ruidoso on July 11, 2027 featuring a swim in Grindstone Lake, a hilly bike and a rolling run through Sierra Blanca scenery.
Event #2 of the AdventHealth Cool Sommer Mornings Series on July 11, 2027 at Clermont Waterfront Park features 5K, sprint and double multisport races, relays, a high school challenge and a virtual option.
USAT sanctioned triathlon at Wildcat Lake near Bremerton with solo and relay distances, race packet items, and one day USAT membership options.
USAT sanctioned Super Sprint triathlon at Kenneth L. Wilson State Park featuring a 400 m swim, 12 mile bike and 2 mile run, with an AquaBike option and relay entries.
A multi-day triathlon camp in Ardmore with coached swim, bike and run sessions, clinics, group rides and a new 2027 agenda, plus lodging options and defined refund rules.