United States
- Alabama 9
- Alaska 3
- Arizona 14
- Arkansas 1
- California 64
- Colorado 12
- Connecticut 3
- Delaware 2
- District of Columbia 1
- Florida 44
- Georgia 2
- Hawaii 5
- Idaho 8
- Illinois 18
- Indiana 8
- Iowa 8
- Kansas 6
- Kentucky 5
- Louisiana 6
- Maine 3
- Maryland 15
- Massachusetts 9
- Michigan 14
- Minnesota 7
- Mississippi 5
- Missouri 10
- Montana 6
- Nebraska 4
- Nevada 3
- New Hampshire 1
- New Jersey 8
- New Mexico 4
- New York 48
- North Carolina 21
- North Dakota
- Ohio 11
- Oklahoma 4
- Oregon 10
- Pennsylvania 19
- Puerto Rico 1
- Rhode Island 1
- South Carolina 11
- South Dakota
- Tennessee 8
- Texas 46
- Utah 15
- Vermont 1
- Virginia 24
- Washington 11
- West Virginia 2
- Wisconsin 21
- 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 558 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
A weekend event combining trail running, catch and release fly fishing, and local craft beer in Yellow River State Forest, with proceeds supporting habitat restoration.
A three-day event in San Rafael featuring an Olympic triathlon, Olympic relay, trail half marathon, a combined challenge and a kids fun event.
Multi discipline event at Lake Pleasant with Olympic and sprint triathlon formats plus duathlon kayak SUP and aquabike, chip timing and USAT membership rules.
A multisport adventure race in Elkader, Iowa on October 3, 2026 featuring teams or solo competitors using map and compass to trek, bike and paddle.
A triathlon festival on October 3, 2026 at Sandling Beach State Recreation Area serving as the final round of the 2026 North Carolina Triathlon Series.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
A multi-sport event in Eaton Rapids combining a 2 km kayak, 15 mile bike, and 5 km run that ends with a colored powder finish. Options include individual triathlon, three-person relays, and a 5K-only entry.
A multi-sport event at Guthrie Lake on October 3, 2026 featuring sprint, super sprint, duathlon and a free youth race with a spectator friendly swim and looped bike course.
A two day triathlon festival in Rock Hall, Maryland featuring half, Olympic and sprint distances with triathlon, aquabike and relay options. Swim in Rock Hall Harbor and ride and run on largely flat to rolling rural roads.
A multi-format event at Lake Murray Dam featuring a 1000 meter lake swim, a 21 mile bike course that crosses the dam, and a 6 kilometer run along the dam. Registration opens November 1 2025 and deadlines vary by race.
A point to point triathlon in eastern Valley County Idaho from Warm Lake to Yellow Pine via a 7300 foot summit. Multiple divisions include able bodied, adaptive, and relay formats with awards and an after party in Yellow Pine.
A full day of multisport racing at Lake Brandt Marina in Greensboro, NC on October 3, 2026, with morning on road triathlon and duathlon followed by an off road triathlon and a Double Trouble award for completing both races.
A two day triathlon festival at the Hammerman Area of Gunpowder State Park in Chase, MD. It features women's and men's sprint triathlons, aquabike and duathlon options, team relays and a youth race for ages 6 to 15.
A point to point swimrun through Cape Cod National Seashore with three distance options and solo or two person teams, part of the My SwimRun Championship Series.
A USAT sanctioned sprint triathlon on Pensacola Beach featuring a 550 meter swim, 21 km bike, and 5 km run, plus a youth triathlon the following day.
A sprint triathlon in Alamosa, Colorado on October 3, 2026 featuring a 400-yard swim, 10-mile bike and 5k run. Individual and 2- or 3-person team entries, age-group awards and finishers' medals.
A draft legal collegiate sprint triathlon for NCAA women at Clinton Lake SRA with a 750 meter swim, 12 mile bike and 3.2 mile run.
Off‑road paddle, run and bike triathlon at Northfield Mountain featuring a mass-start river paddle around Captain Kidd's Island and single track run and bike courses.
An off-road triathlon in Shenandoah River State Park combining a river paddle, a trail run, and single-track mountain biking amid fall foliage.
Teams of four race a 1.5 mile Parklands course solving puzzles at nine stations, in two age-based divisions, with proceeds benefiting the Tri-County YMCA.
A USAT duathlon at Soaring Eagle Trail head with a hilly 10 mile road bike and a 5 mile technical trail run, including a long sleeve technical shirt and finisher medal.