United States
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Alabama12
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Alaska12
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Arizona13
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Arkansas4
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California48
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Colorado12
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Connecticut10
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Delaware5
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District of Columbia
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Florida58
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Georgia16
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Hawaii1
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Idaho15
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Illinois31
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Indiana27
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Iowa12
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Kansas6
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Kentucky10
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Louisiana6
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Maine7
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Maryland19
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Massachusetts17
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Michigan35
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Minnesota20
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Mississippi8
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Missouri11
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Montana10
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Nebraska5
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Nevada
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New Hampshire2
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New Jersey31
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New Mexico4
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New York70
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North Carolina34
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North Dakota1
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Ohio21
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Oklahoma8
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Oregon13
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Pennsylvania26
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Puerto Rico1
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Rhode Island2
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South Carolina16
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South Dakota
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Tennessee27
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Texas60
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Utah16
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Vermont1
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Virginia37
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Washington24
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West Virginia8
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Wisconsin33
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Wyoming4
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 864 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
February 2026
An indoor triathlon, a biathlon, and a dedicated youth tri take place at Medina Rec on February 8, 2026, with wave-based formats, limited spots, and published entry fees.
Event Information
The event is an indoor triathlon, held at the North Lexington Family YMCA on Loudon Avenue in Lexington. It is scheduled for February 8, 2026. The event is described as a completely indoor race.
Event Format
There are three types of..
A multi-discipline event in Goleta on February 8, 2026, featuring a 5k run plus collegiate, open and relay sprint triathlon categories with swim, two-loop 12.7 mile bike, and a rolling 5k run around the UCSB lagoon.
Two winter trail races near Big Lake, Alaska: a 100-mile Susitna 100 and a 50 km Little Su 50K on marked, human-powered routes held in February with published maps, rules, and gear information.
Conquer Mt. Taylor in this epic winter quadrathlon, cycling, running, skiing, and snowshoeing over 43 miles and 4,900 feet of climbing. The event also features a dedicated Kids Quad for younger athletes. Spectators can follow the action with live GPS..
The Stanford Treeathlon is a collegiate triathlon featuring a 750m swim, 20km bike, and 5km run. It is hosted by the Stanford University Triathlon Team. The event is scheduled for February 14, 2026.
This off-road duathlon in Croft State Park offers a sprint-distance challenge for adults and a super-sprint for youth, featuring trail runs and mountain biking. A one-mile fun run and a relay option are also available. The event includes a canned foo..
A USAT sanctioned duathlon at Fort De Soto Park on February 15, 2026 with sprint and long formats, relay options, chip timing, finisher medal and age group awards.
Take on a timed indoor triathlon at the Wisconsin Athletic Club. Swim, bike, and run in fixed time segments as part of a small wave. This 10th annual event uses a unique distance-based scoring system.
The GVSU Last Chance Tri is a points based indoor event where athletes race against the clock in swim, bike, and run segments. Held at the GVSU Recreation Center, it offers a timed format suitable for various experience levels.
Event Information
The Florida ANVIL Ultra Triathlon takes place in February at Lake Louisa State Park in Clermont, Florida. The event offers multiple ultra-distance triathlon, aquavelo, and duathlon categories.
Distances and Format
Athletes can choos..
The Winter Challenge is an off-road multi-sport event featuring a rugged triathlon and duathlon. Competitors tackle trail running, mountain biking, and a flatwater kayak segment. Relay options are available for teams.
Frozen Hare 2 is a versatile winter multisport festival in Broomall, PA. Athletes can choose from swims, runs, triathlons, and more, all centered around a heated outdoor pool. The unique format allows for self-supported, flexible completion of the bi..
Compete in a mid-winter duathlon in Englewood with a 2.5-mile run, a 10.8-mile bike, and another 2.5-mile run. Choose between an individual race or a two-person relay. Register early to receive a pair of event sweatpants with your entry.
The Jailbreak Adventure Race
The Jailbreak Adventure Race is an event scheduled for February 21, 2026. It is set in the terrain around Lake Georgetown in Georgetown, Texas.
The event offers two formats: a 6-hour race called the Sheriff's Sprint and a..
An indoor triathlon and AquaBike event at the South Davis Recreation Center in Utah. Participants tackle timed swim, bike, and run segments on a single evening. The event uses a unique distance-based scoring system and offers comped race entries as p..
A winter endurance event in Soldotna with run, ruck, ski, loaded carry, hybrid and kids divisions on looped courses. The hourglass timing reduces available time each round and scoring is by total completed laps.
A winter sprint triathlon at Cannonsburg Ski Area on February 22, 2026 featuring trail run, fat tire bike, and cross country ski courses. Multiple formats include triathlon, duathlon, relay, fat bike only and run only.
Indoor triathlon in Evanston on February 22, 2026, with timed swim, bike and run segments and separate Collegiate and Open categories. The event serves as a qualifier for the U.S. Collegiate Club Triathlon Nationals.
This indoor triathlon at the Jewish Community Center in Overland Park offers Sprint, Super Sprint, and Youth distances. The event uses the center's pool, spin bikes, and indoor track. Heats are scheduled throughout the day for the different race cate..