United States
- Alabama 9
- Alaska 4
- Arizona 15
- Arkansas 3
- California 59
- Colorado 15
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 41
- Georgia 8
- Hawaii 4
- Idaho 9
- Illinois 19
- Indiana 13
- Iowa 10
- Kansas 3
- Kentucky 9
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 17
- Minnesota 10
- Mississippi 5
- Missouri 7
- Montana 4
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 5
- New York 51
- North Carolina 26
- North Dakota
- Ohio 12
- Oklahoma 6
- Oregon 3
- Pennsylvania 18
- Puerto Rico 2
- Rhode Island 1
- South Carolina 9
- South Dakota 2
- Tennessee 13
- Texas 51
- Utah 13
- Vermont 1
- Virginia 30
- Washington 12
- West Virginia 1
- Wisconsin 25
- 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 591 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
A Thursday series in Emmaus, PA featuring a two lap 5 km run, two cyclocross races (four and three laps), and a combined Double Cross option.
TriFest for MS 2026 in Bentonville, Arkansas spans Labor Day weekend with multi-format triathlon races, youth events, relays, and fundraising for multiple sclerosis research.
Multi distance triathlon in Cassadaga NY with long and intermediate courses, aqua bike and relay options, hilly routes and well stocked aid stations.
A pool-based triathlon at Loudon Pool by Loudon High School offering Sprint distances and a Super Sprint Triple of three repeated short rounds. The event is USAT sanctioned and requires a one-day or annual USAT license.
Tri Pike is scheduled for September 5, 2026, at 424 Bob Amos Dr in Pikeville, KY; only the event name, date, and venue are specified.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
A multi-category triathlon at Angostura Recreation Area featuring a sandy beach swim, rolling bike course, lakeside run, finisher medals, and awards.
The 12th annual Hopkins Royal Triathlon at Shady Oak Beach in Minnetonka on September 5, 2026 features sprint and mini sprint race options and a VIP charity slot.
A flat triathlon at Lake Quivira on September 5, 2026, featuring a 500 m swim, about 9 miles of cycling and a 5K run, with a 120 participant cap and relay options.
A multi-distance triathlon festival at Lake George, NY, hosting the USAT New York North State Championships with Open, Sprint, Olympic, and Long Course options.
Triathlon and duathlon at Lake Siskiyou in Mt. Shasta with a 750 yard swim, 16.6 mile bike and 5K run; proceeds support the Dunsmuir Rotary backpack program.
Triathlon, duathlon, and aquabike races held September 6, 2026, at The Westin Cape Coral Resort, featuring sprint and international distances and on-site resort amenities.
Sprint triathlon at Newcastle Beach Park featuring a 1/4 mile Lake Washington swim, an 8-mile mixed road/trail bike, and a 5-mile asphalt run.
A triathlon in Bear Valley, CA on Sep 6, 2026 with a 600 yd swim, 10.5 mile bike and 3.4 mile run. The bike uses three loops and the run one loop; wetsuits are allowed and water is provided on the run.
CajunMan on September 6, 2026 in Lafayette LA features open water swims, a 20 mile bike, a 5K run and relay options for two or three participants.
Experience a premier multi sport event at Belle Isle State Park in Detroit. Choose from triathlon duathlon and aquabike categories while enjoying views of the Detroit River and the city skyline.
A multisport event at the Katy Boardwalk offering triathlon, dash, duathlon, aquabike and relay formats on September 6, 2026; proceeds support the Rotary Club of Katy scholarship fund and packet pickup is required before race day.
A sprint distance triathlon in Georgetown KY with a 400 yard pool swim, a 5.4 mile out and back bike, and a 1.5 mile out and back run.
Triathlon and 5k in Saint Cloud FL on September 6 2026 featuring a super sprint, a kids micro mini, medals, posted results, and age based awards.
Sprint triathlon at Newcastle Beach Park on Sep 6 2026 with a 1/4 mile swim in Lake Washington, an about 8 mile mixed-surface bike, and a 5 mile asphalt run.
Pool-start triathlon in Bountiful, Utah offering Sprint and Novice distances in swim, bike, run order with a closed transition area and required helmets.