United States
- Alabama 10
- Alaska 5
- Arizona 18
- Arkansas 3
- California 58
- Colorado 18
- Connecticut 10
- Delaware 2
- District of Columbia
- Florida 42
- Georgia 11
- Hawaii 3
- Idaho 13
- Illinois 21
- Indiana 19
- Iowa 17
- Kansas 7
- Kentucky 12
- Louisiana 6
- Maine 5
- Maryland 15
- Massachusetts 15
- Michigan 21
- Minnesota 19
- Mississippi 6
- Missouri 4
- Montana 4
- Nebraska 3
- Nevada 2
- New Hampshire 4
- New Jersey 15
- New Mexico 4
- New York 47
- North Carolina 28
- North Dakota
- Ohio 20
- Oklahoma 6
- Oregon 7
- Pennsylvania 20
- Puerto Rico 2
- Rhode Island 2
- South Carolina 10
- South Dakota 2
- Tennessee 15
- Texas 47
- Utah 12
- Vermont 2
- Virginia 32
- Washington 18
- West Virginia 2
- Wisconsin 19
- 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 680 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
September 2026
Experience a unique sprint SUP triathlon near the Discovery Ski Area. This event features a mountain bike segment a paddleboard race and a foot race through the scenic Echo Lake Trails for individuals and teams.
Experience a community triathlon in the quiet town of Pima Arizona featuring pool swims and scenic bike rides. Choose between sprint super sprint or kids distances at this volunteer run non profit event.
A multi-format triathlon at Fontana Beach on Geneva Lake offering Olympic, Sprint, relay, and collegiate sprint races. Events include lake swims, bike routes through rolling hills, and run courses through Fontana streets and parks.
A triathlon at Lake Nighthorse in Durango, Colorado offering Sprint and Olympic distances plus Sprint relays. Swim takes place in the lake, the bike includes climbs, and the run is on dirt and gravel with lake views.
Experience a unique multi sport event featuring a climbing tower zipline kayaking and trail running through the Osage Hills. Support local youth programs while participating in a sustainable zero waste adventure.
A coastal sprint triathlon at Second Beach in Middletown, Rhode Island on September 12, 2026. The course features a 650 yard ocean swim, an 11.2 mile bike through farmland and a 3.3 mile run through the Sachuest Point preserve.
Discover adventure racing at Rocky Gap State Park with a 15 mile course featuring trekking, mountain biking, and paddling. This 4 hour sprint event is designed for soloists and teams to navigate through scenic Maryland terrain.
Experience a diverse multisport event at Atsion Lake featuring triathlons, duathlons, and aquabikes. Enjoy a fresh water swim, a flat bike course on country roads, and trail running through the Pine Barrens woods.
An adventure triathlon in Moline with a 2.5 mile paddle, a 7.5 mile mountain bike course including 5 miles off road, and a run across the I-74 Bridge.
Sprint triathlon and duathlon in Moscow, ID featuring a 500 yard pool swim, 15K bike and 5K run with individual and team entry options and USAT sanctioning.
A USAT sanctioned sprint triathlon at Madison Town Beach featuring a half-mile swim, 13-mile bike and 3-mile run, plus aquabike, youth, relay and parathlete divisions. Field limited to 500 and USAT membership is required.
A self supported adventure triathlon in Iola, WI featuring a 2 mile trail run, 7 mile gravel bike ride, and 2 mile paddle for individuals or 3 person relays.
TORC in downtown Oklahoma City offers sprint, adventure, aquabike and duathlon distances on September 12, 2026, using the Riversport pool, downtown bike laps, and the Oklahoma River trail.
Charity swim-run in East Meadow at the Eisenhower Aquatic Center offering 1500 m and 400 m swim options plus a 5.1 km run, with team and donation choices.
A nonprofit fundraiser in Chippewa Falls featuring a triathlon with run bike and paddle legs, two 5K options, and a children’s one mile loop, with kayak and canoe rentals available first come first served.
A sprint triathlon at V3 Sports in Minneapolis on September 12, 2026, with a one third mile pool swim, a 15 mile out and back bike on local trails, and a 5K neighborhood run. Individual and team entries are offered.
A short course triathlon at Sleepy Hollow Lake on September 12, 2026 featuring a 350 yard swim, an 11.5 mile bike and a 5K run. Chip timing is used and participants receive a bag, swim cap and post race refreshments.
Community fundraiser in Chantilly featuring a 5K run/walk, an aquathlon (pool swim plus 5K run), and an afternoon dog swim at Pleasant Valley Pool.
A YMCA triathlon in Huntsville, Alabama on September 12, 2026 with individual, family and team entries. Race distances are a 300 yard swim, an 8 mile bike and a 5 km run; fees and registration windows differ by entry type.
A multisport event at Wenonah Lake with triathlon, duathlon, aquabike, and relay options featuring a cedar lake swim, a 12 mile bike route, and town street runs. USAT sanctioned and part of the DQ Events series.