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
A non-swimming triathlon in Houston MN featuring a 6.8 mile paddle, 7.9 mile bike and 3 mile run with individual and relay options.
A women-focused triathlon in Centennial Park with a pool interval swim, urban bike loops, and a flat park run, plus swim-bike, bike-run, and relay options.
Olympic and Sprint triathlons at Lake Nockamixon State Park in Quakertown, PA on May 16, 2027 featuring lake swims, closed bike courses, and on-course aid stations.
A community triathlon at Pinewood Lake with a 1 mile swim, 25 mile bike and 5 mile hilly run, with proceeds benefiting a Bridgeport youth 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.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Multiformat triathlon event at Lake Anna State Park on May 16 2027 with sprint and Olympic swim bike and run options and wetsuit legal open water swims.
IRONMAN 70.3 Chattanooga on May 16, 2027 features a downriver Tennessee River swim, a rolling bike through hills, and a run along riverfront and park trails.
A full IRONMAN triathlon in Jacksonville, FL on May 16, 2027, with a current-assisted St. Johns River swim, flat bike sections, and a rolling downtown run.
Multi-distance triathlon and duathlon event in Kansas City offering Olympic, sprint, relay and duathlon formats, scheduled for May 16, 2027.
Multi-distance triathlon at Lake Ray Roberts in Valley View, Texas featuring sprint, Olympic, longer and aquabike options with open water swim and rural bike course.
Weekly Wednesday series at Leadbetter Beach Park from May 19 to Aug 25, 2027 featuring a 5k run, multiple swim distances, kids 1k, sand sprints, and a post-race party.
Experience off-road triathlons and trail runs at Oak Mountain State Park in Alabama during this premier three-day XTERRA World Tour festival.
A three day multisport festival at Pleasant Hill Lake Park with triathlon, aquabike, open water swims and Fondo rides across multiple distances and team relay options.
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.
Participate in the Woman of Steel Triathlon, Duathlon, or 5K in American Fork, featuring a pool swim, scenic bike loops, and a post race pancake breakfast.
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.
Experience a scenic beach start and flat country roads at the Lake Lou Yaeger Triathlon featuring Sprint and Olympic distances in Litchfield Illinois.
Multi distance triathlon in East Meadow on May 23, 2027 featuring adult, high school and youth races with pool swims, closed roads for biking and park runs.
An evening run-bike-run duathlon at Cycle Werks in Whitehouse Ohio featuring a 1.7 mile run, 12.8 mile bike and 2.75 mile run.