United States
- Alabama 11
- Alaska 4
- Arizona 18
- Arkansas 3
- California 65
- Colorado 18
- Connecticut 8
- Delaware 2
- District of Columbia
- Florida 42
- Georgia 11
- Hawaii 3
- Idaho 12
- Illinois 20
- Indiana 18
- Iowa 15
- Kansas 5
- Kentucky 11
- Louisiana 5
- Maine 6
- Maryland 15
- Massachusetts 15
- Michigan 21
- Minnesota 17
- Mississippi 6
- Missouri 4
- Montana 3
- Nebraska 4
- Nevada 2
- New Hampshire 4
- New Jersey 14
- New Mexico 3
- New York 51
- North Carolina 25
- North Dakota
- Ohio 17
- Oklahoma 5
- Oregon 5
- Pennsylvania 15
- Puerto Rico 2
- Rhode Island 1
- South Carolina 9
- South Dakota 2
- Tennessee 14
- Texas 46
- Utah 11
- Vermont 2
- Virginia 33
- Washington 15
- West Virginia 2
- Wisconsin 19
- Wyoming 2
Triathlon Calendar United States 2026-2027
Monthly updates for United States
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Explore the best triathlons in the United States for 2026-2027! Our updated list features 655 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
August 2026
A multi-format swim and run event in Newport Beach on August 6, 2026 offering 1K swim, 5K and 10K runs, a combined 6K swim+run and a relay option. Entries include a race t-shirt, swim cap, free photos, chip timing and awards after each race.
Final race of a six-event Cedar Lake triathlon series offering sprint and super sprint distances, relay entries, family-friendly options, and open water lake swims.
A weekend triathlon and endurance sports festival in Vancouver, WA featuring Sprint and Olympic triathlons, duathlons, aqua bike and paddle events, Friday 5K and 10K runs, a Kids Triathlon, women's sprint options and virtual races.
An adventure race at Curt Gowdy State Park with 50 hour and 8 hour rogaine style courses featuring mountain biking, trekking and paddling. Solo and team divisions up to four people, with trek only options and volunteer roles.
A triathlon for adults and teens 15 and up featuring a 300 meter pool swim, about 12 miles of biking around Clear Lake, and a 3.1 mile run on the Jackson Trail System. Relay teams are permitted.
Coeur d'Alene Triathlon, Duathlon and Scenic Sprint feature lake swims, lakeside bike routes and a Centennial Trail run finishing in Coeur d'Alene City Park.
A point to point triathlon in Morgan, Utah on August 8, 2026 with Sprint and Olympic distances. Bike courses include a fast downhill Sprint route and an Olympic route with two short climbs and a fast descent.
A multi-discipline race day at Beaver Island State Park on August 8, 2026 featuring triathlon, duathlon, aquabike and relay options with distances from 400 m swims to 17.7 km bike legs.
Kill Creek Park in Olathe, KS hosts sprint triathlon, duathlon, aquabike, and aquathlon races on 08/08/2026 with individual and relay options and a 400 participant field limit.
A multi-distance race day at Twin Lakes Bible Camp on August 8, 2026 featuring sprint and super sprint triathlons plus a 500 meter open water swim, chip timing, packet pickup the evening before, and onsite lodging options.
A multi-discipline event on Brigantine Beach on August 8, 2026 featuring a bay swim, an island bike loop and a 4 mile run. Multiple formats include relays, duathlon and aquabike and the race is capped at 600 athletes.
A USAT sanctioned multi-discipline event at Culver Academies featuring adult triathlon, duathlon, team options and kids races with varied distances, on-site amenities and pre-registration requirements.
Open-water swims, a SwimRun and a 5K relay on the Schuylkill River in Norristown, PA, with specific course loops, wetsuit temperature rules, limited support on course, and no onsite restrooms.
Sprint triathlon and a one mile open water swim at Fidler Pond Park in Goshen, Indiana on August 8, 2026. The triathlon includes a 500 yard swim, 15.8 mile bike, and 5K run; the mile swim is chip timed.
Short-format triathlon at Oak Hollow Marina in High Point, NC with a 500 m swim, 13.5 mi bike and 3.1 mi run, plus awards and series points.
Two day triathlon in Hagerstown Maryland with a sprint, an aqua bike, and age specific youth races featuring pool swims and measured bike and run segments. Fees and registration windows vary by event.
A multisport festival in New Holland, Ohio on August 8, 2026, featuring triathlon, duathlon, aquabike, aquathlon, open-water swims, and 5k/10k/15k runs. Relay and virtual options are available, with training help, medals, photos, and a post-race meal..
Northwoods Triathlon in Nevis takes place August 8, 2026; organized by the Nevis Civic & Commerce Association with registration opening January 2, 2026.
A sprint triathlon in Olney Illinois featuring a 200 meter swim, a 14.2 mile bike ride, and a 3.1 mile run. Categories include age group, team, and Zeus/Xena divisions with awards for top finishers.
Sage City Triathlon in Monticello offers sprint and mini triathlon distances, a shallow pool, age-group and overall awards, and post-race food. Registration opens March 1 and the event is not USAT sanctioned.