United States
- Alabama 13
- Alaska 13
- Arizona 16
- Arkansas 7
- California 70
- Colorado 18
- Connecticut 16
- Delaware 5
- District of Columbia
- Florida 50
- Georgia 17
- Hawaii 4
- Idaho 17
- Illinois 33
- Indiana 36
- Iowa 23
- Kansas 8
- Kentucky 12
- Louisiana 9
- Maine 11
- Maryland 18
- Massachusetts 28
- Michigan 37
- Minnesota 27
- Mississippi 6
- Missouri 15
- Montana 10
- Nebraska 3
- Nevada 3
- New Hampshire 2
- New Jersey 31
- New Mexico 9
- New York 76
- North Carolina 33
- North Dakota 1
- Ohio 26
- Oklahoma 8
- Oregon 12
- Pennsylvania 35
- Puerto Rico 1
- Rhode Island 3
- South Carolina 19
- South Dakota 3
- Tennessee 27
- Texas 56
- Utah 19
- Vermont 3
- Virginia 38
- Washington 32
- West Virginia 8
- Wisconsin 33
- 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 997 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
October 2026
HoosierMan Triathlon on October 4, 2026 at Lake Lemon near Bloomington, Indiana offers sprint and Olympic triathlons, a sprint duathlon, aquabike options and team relays. The USAT sanctioned, chip timed event features a lake swim, rolling bike course..
Experience a youth triathlon at Pensacola Beach featuring a Gulf swim and a closed bike and run course for ages 6 to 15. Every participant receives a finisher medal at this annual October event.
A Central Park fall duathlon combining 2.2 mile run legs and a 12 mile bike through the park drive, with a team relay option that includes a 0.7 mile row on the lake.
An ultra triathlon at Lake Anna State Park from October 8 to 10 with multi loop swim, bike, and run courses. Single, 1.5x and double distances are offered with measured loops, on course support, and online only registration.
Experience a scenic triathlon at Lake Anna with views of the Blue Ridge Mountains. Choose between Olympic and Sprint distances featuring a unique warm water swim and rolling bike courses through the Virginia countryside.
This fall duathlon in Cedar Creek Park features a 1.1-mile run, an 11-mile bike ride on closed roads, and another 1.1-mile run. Options include individual, relay, and high school categories, as well as a virtual event.
Experience a multi sport scavenger hunt through historic Jamestown featuring paddling, trekking, and biking. Choose between a beginner friendly 5 hour course or a 24 hour world series qualifying adventure.
Event Overview
The Atomic Multisport Event offers a variety of triathlon, duathlon, and aqua bike competitions. It takes place at the TVA Melton Hill Dam area in Lenoir City, Tennessee.
Distances and Events
The event includes several race formats:
I..
Race the clock—and the International Space Station—in this unique duathlon on the Redstone Arsenal in Huntsville. The event features a themed run/bike/run course, with a time goal of 91 minutes and 12 seconds. Participation requires U.S. citizenship..
The Hub City Hustle Triathlon returns to the Heritage Subdivision in Oloh for its 9th year. This USAT-sanctioned sprint event features a swim-bike-run for various divisions, plus a duathlon and relay team options. Custom prizes and cash awards for th..
Take on an Olympic distance triathlon in historic New Roads. The event features a 1.5 km swim in False River, a 40 km bike, and a 10 km run, plus aquabike and duathlon options. It finishes with an awards celebration in a greenspace.
The West Penn Trail Triathlon features paddle, bike, and run legs through Saltsburg's scenic river and trail landscapes. Participants can race solo or as part of a two or three-person relay team. The course includes a flexible 7-mile paddle, a 14-mil..
A multi discipline race at Boulder Beach, Lake Mead offering sprint, Olympic and long course triathlon, aquabike, duathlon and relay options. Bright buoys mark the swim, the bike goes through desert hills and the run follows the River Mountain Loop t..
The Big Apple Triathlon on October 10, 2026 stages a Hudson River swim, Manhattan bike course, and Central Park finish with Sprint, Olympic, aquabike and relay options and USAT membership requirements.
Cal Tri Charlotte on October 10, 2026 at Lake Norman State Park offers 12 event options across sprint and Olympic distances, including triathlons, duathlons, swims, and 5K/10K runs. Water averages about 69 F and a wetsuit is recommended.
A USAT sanctioned sprint triathlon at Keller Natatorium with a 300 meter swim, a 14.3 mile three loop bike, and a 3.1 mile run. Divisions include Age Group, Athena, and Clydesdale with age group and masters awards.
This women-only sprint triathlon in Chapel Hill offers a supportive environment for a multisport challenge. The course includes a pool swim, a neighborhood bike route, and a run on a greenway. Participants receive training resources, gear, and a post..
Experience a premier multisport event at Lake Tobesofkee featuring Olympic and Sprint triathlons plus duathlon and aquabike options. Join athletes at Sandy Beach Recreation Area for a variety of distances and relay team categories.
Experience a scenic multisport event at Vilano Beach featuring an Atlantic Ocean swim and a bike course along the A1A Coastal Highway. Choose between Olympic and Sprint distances for triathlon, duathlon, or aquabike.