United States
- Alabama 10
- Alaska 4
- Arizona 15
- Arkansas 2
- California 62
- Colorado 16
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 40
- Georgia 8
- Hawaii 4
- Idaho 8
- Illinois 19
- Indiana 12
- Iowa 11
- Kansas 2
- Kentucky 6
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 19
- Minnesota 9
- Mississippi 5
- Missouri 8
- Montana 4
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 4
- New York 55
- North Carolina 24
- North Dakota
- Ohio 13
- Oklahoma 6
- Oregon 5
- Pennsylvania 17
- Puerto Rico 1
- Rhode Island 2
- South Carolina 8
- South Dakota 1
- Tennessee 12
- Texas 49
- Utah 14
- Vermont 2
- Virginia 30
- Washington 10
- West Virginia 2
- Wisconsin 26
- 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 605 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
November 2026
Two-day triathlon weekend at Margaritaville Lake Resort Lake Conroe featuring a half distance race, sprint options, relays, aquabike, paratriathlon, a 5K and youth races.
A multisport event in St Petersburg, FL on 11/14/2026 offering sprint and international triathlon, duathlon, aqua-bike, and relay options with varied distances and entry fees.
A 39 mile triathlon at Pickwick Landing State Park combining a 30 mile bike, 3 mile kayak loop, and 6 mile run with two kayak options.
A multisport event at Avondale Aquatic Center offering triathlon and duathlon distances for individuals and relays. The race is USAT sanctioned and includes finisher awards, event shirts, and age group awards.
Combined trail run and river paddle at Ashley River Park on November 14, 2026, with a roughly 5K run, a 7 mile paddle, multiple entry options, and a post-race party.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
A swim and multisport festival at Lawrence Park Swim Club offering pool swims, aquathlons, triathlons, duathlons and virtual race options.
Triathlon, duathlon and aquabike races are held at Mirada Lagoon in San Antonio FL on November 15, 2026, with sprint, international and relay options.
Kendra's Race at UCSB features sprint triathlon categories and a 5k fun run with a swim at Campus Point, a two lap bike circuit, and a 5k loop around the lagoon.
A team or solo adventure race in Central Arkansas on November 21, 2026, with 4 hour and 12 hour courses that require advanced navigation and tiered registration fees.
Indoor triathlon at Oak Brook Family Recreation Center featuring rowing, cycling, and a 1.25 mile run for ages 12 and up on November 22nd.
An indoor triathlon at the RecPlex combining a timed swim, spin bike, and treadmill run with equal-weight scoring, medals for finishers, and a $40 online registration fee; wave assignments and swim-lane details are provided before race day.
A Cincinnati hill-climb event featuring run/walk/ruck, bike, and duathlon options with in-person and virtual entries and online registration.
A three day, 320 mile multi-sport championship on Hawaii's Big Island featuring a 6.2 mile swim, 261.4 mile bike and 52.4 mile run for 40 athletes.
Black Friday event in Emmaus, PA offering running, cycling, duathlon and relay distances with a same-day cutoff, $25 fee, and a six pack requirement.
December 2026
CLASH Endurance Daytona is a multisport festival at Daytona International Speedway from December 4 to 6, 2026. The weekend features a holiday 5K, sprint and middle distance triathlons and duathlons, Daytona distance races and timed bike relays on the..
A winter map-and-compass adventure race in Merrill, WI on December 5, 2026 with 3-hour and 6-hour formats for solo racers and teams.
Indoor time-based triathlon on December 5, 2026 featuring a 15 minute swim, 25 minute indoor bike and 20 minute run on a facility pool, spin bikes and track.
An 8 hour off road navigation race around St. Louis combining canoeing, mountain biking and trekking with solo and team divisions.
Half-distance triathlon in La Quinta with a swim in Lake Cahuilla, a flat desert bike course including a lap at Thermal Raceway, and a run through Coachella Valley.
Experience the Treasure Coast Tri at Jetty Park in Fort Pierce. Choose from triathlon, duathlon, or aquabike distances and enjoy a unique finish line located directly on the jetty.