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
Multi-format races at Tugaloo State Park include Olympic, aquabike, sprint and relay options with a time trial swim and a hilly out and back bike course.
Late season half distance triathlon at Square Lake Park in Stillwater MN with an open water swim, a hilly 57 mile bike and a shaded run.
Event Details
The Mighty Mississinewa Triathlon takes place at the Miami State Recreation Area in Peru, Indiana. It is a USAT-sanctioned event. Participants must be aged 12 and up by December 31 of the race year.
Distances and Formats
The event featu..
Experience a scenic multisport event at Carolina Marina featuring triathlon, duathlon, and aquabike options. Race through clear lake waters and rolling bike terrain in this professionally organized Olympic distance competition.
A multi-discipline race day at Liberty Station in San Diego on September 12, 2026. Events include Olympic and Sprint triathlons, aquabike, duathlon, aquathlon, and a 5K run along the waterfront.
A sprint triathlon at Lake Hopatcong on September 12, 2026, featuring a 400 m swim, 12.5 mile bike and 3.1 mile run. The event supports the Hopatcong PBA and offers registration for solo and team entries.
An eight hour adventure race on September 12, 2026, staged from Rocky Gap State Park in Flintstone, Maryland, covering about 35 miles across trekking, paddling, mountain biking and navigation. Solo competitors and teams of up to four race together.
A USAT sanctioned triathlon at Craigville Beach offering sprint and Olympic distances plus relays, aquabike, duathlon, aquathlon and a virtual Tri It Your Way option. Massachusetts residents can earn state championship ranking points.
Sprint adventure race at Rocky Gap State Park featuring trekking, mountain biking, paddling and navigation; solo and team entries on an 8 hour course up to about 32 miles.
Paddle, pedal, and run through scenic Botetourt County. This triathlon features a 2-mile run, 13-mile bike, and a 5-mile kayak down the James River. Finish in the park for food and a finisher's medal.
A gravel triathlon at Granite Beach, Folsom Lake with lake swims, off road gravel bike courses and trail running. Sprint and Olympic distances are USAT sanctioned and there is a non USAT SUP and kayak sprint option.
TriQuest is a USAT sanctioned gravel triathlon at Camp Plymouth State Park in Ludlow VT on September 12, 2026. It features a 1 mile swim, 28 mile gravel bike and 7 mile trail run with included race kit, meal and post race music.
Experience Olympic and Sprint triathlons near historic Williamsburg. Enjoy a flat bike course along Route 5 and a scenic run through forested trails and historic farmland at Jamestown beach.
Experience a weekend of multisport racing at the historic Goldston's Beach in North Carolina. Choose from international and sprint distance triathlons or aquabike events held over two days at White Lake.
Test your navigation and endurance at TimberRidge Adventure Center. Choose from two hour trekking challenges or six hour multi sport races featuring mountain biking, paddling, and orienteering through prairie grasslands.
Ocean swim and beachfront bike and run courses in Gulf Shores, AL, with sprint and Olympic distances, time-trial swim starts, relay options, and USAT-sanctioned race procedures.
Experience one of Upstate New Yorks largest multisport events at Canandaigua Lake. Choose from triathlon, duathlon, or aquabike distances including specialized youth races and relay options for all ages.
A weekend of TOUGHMAN multisport championships at Lake Welch Beach in Stony Point, NY, featuring long course, Olympic, duathlon, aquabike, relay, collegiate, and youth races with age and cutoff rules.
Join this multisport event at John Tanner Park featuring sprint triathlon, duathlon, and aquabike races. Enjoy a scenic course through paved roads and lakeside trails with options for individual or relay participation.
Multisport event at John Collins Park in East Grand Rapids on September 6, 2025. Sprint distance options include a 750 meter swim, 20 km bike and 5 km run; duathlon, aquabike, relay and swim only formats are offered.