United States
- Alabama 10
- Alaska 5
- Arizona 18
- Arkansas 3
- California 60
- Colorado 18
- Connecticut 10
- Delaware 2
- District of Columbia
- Florida 44
- Georgia 11
- Hawaii 3
- Idaho 13
- Illinois 22
- Indiana 19
- Iowa 17
- Kansas 7
- Kentucky 12
- Louisiana 6
- Maine 6
- Maryland 15
- Massachusetts 17
- Michigan 22
- Minnesota 21
- Mississippi 6
- Missouri 6
- Montana 4
- Nebraska 3
- Nevada 2
- New Hampshire 4
- New Jersey 16
- New Mexico 4
- New York 49
- North Carolina 30
- North Dakota
- Ohio 20
- Oklahoma 5
- Oregon 7
- Pennsylvania 21
- Puerto Rico 2
- Rhode Island 2
- South Carolina 11
- South Dakota 2
- Tennessee 15
- Texas 49
- Utah 12
- Vermont 2
- Virginia 33
- Washington 18
- West Virginia 2
- Wisconsin 20
- Wyoming 3
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 702 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
A USAT sanctioned Olympic-distance triathlon at Granite Beach, Folsom Lake on May 8, 2027, featuring a lake swim, road bike and trail run, limited to 300 athletes with awards for age groups and relays.
Lake swim, scenic bike courses closed to traffic, and trail runs at Granite Beach; Sprint and Super Sprint distances with awards and race-day packet pick up.
A non swimming triathlon in the Root River Valley near Houston, Minnesota on May 15, 2027. Paddle 6.8 miles, bike 7.9 miles and run 3 miles through trails and town; participants under 17 require guardian consent.
A women focused triathlon in Centennial Park featuring a pool swim, urban bike loops, and a flat run finishing by the Parthenon.
A sprint and Olympic triathlon at Lake Nockamixon State Park in Quakertown, PA. Swim a buoys marked lake course, ride on a closed, well paved bike loop, and run along Route 563 with aid stations every mile.
Triathlon at Pinewood Lake with a 1 mile swim, 25 mile out and back ride, and 5 mile hilly run; proceeds benefit the Cardinal Sheehan Center.
Multi format race day at Marine Creek Public Boat Ramp in Fort Worth on May 16, 2027 featuring Olympic and Sprint triathlons, a Run, Bike, Run duathlon, relays and a virtual option. USAT sanctioned and relay teams share one timing chip.
Cal Tri Richmond on May 16, 2027 at Lake Anna State Park features 18 race options across Olympic, Sprint, and Youth Sprint formats, with open-water swims, bike legs of varying distance, and an average water temperature around 77 F.
A half distance IRONMAN in Chattanooga, TN on May 16, 2027, featuring a downriver Tennessee River swim, rolling bike through hills, and a riverfront run.
Three days of off-road triathlons and a 5K trail run at Oak Mountain State Park, Pelham, AL, including North American and youth championship events.
Open-water swims and a 5K run meet at the Downtown Safe Harbor Beaufort Marina with options from a 3.2 mile river swim to combined swim-run and relay formats. Proceeds support the Wardle Family YMCA Learn to Swim program.
Shi-Tri is a run, paddle and bike triathlon in Downtown Owosso along the Shiawassee River. Entrants may compete individually or as a 2 to 3 person relay and choose to race or take a recreational pace.
Multi-discipline event at Lake Manawa Beach on 23 May 2027 featuring sprint and relay triathlons, aquabike, aquathon, open-water swim and a duathlon, with swim, bike and run courses around the lake.
An evening run-bike-run duathlon at Cycle Werks in Whitehouse, Ohio, sanctioned by USA Triathlon. The format includes a 1.7 mile run, a 12.8 mile bike, and a 2.75 mile run, with packet pickup on race day.
A one-day triathlon at Harris County Park in New Hill, NC on May 29, 2027 featuring Sprint races, a Mini Sprint for athletes new to open-water swimming, and a Super Mini youth race for ages 7 to 10. Registration runs Nov 1 to Dec 31, 2026.
Triathlon in Austin on May 31, 2027 with Supersprint, Sprint, and Olympic distances, swimming Lady Bird Lake and finishing at Auditorium Shores.
June 2027
A USAT-sanctioned triathlon at Innsbrook Resort with a lake swim, rolling-bike loops, and mixed-surface run. Multiple sprint and Olympic distances are offered along with aquabike and relay options, plus packet pickup and on-course support.
A USAT sanctioned state championship triathlon at Creve Coeur Park on June 28, 2026 featuring sprint and Olympic formats, relays, a 6K run, pre race expo and post race festival with awards and athlete amenities.
A multisport weekend in Princeton on June 4 and 5 2027 featuring triathlons, a duathlon, an aquabike event and a youth clinic. Various race distances and age group awards are offered across events.