United States
- Alabama 7
- Alaska 4
- Arizona 14
- Arkansas 2
- California 62
- Colorado 12
- Connecticut 3
- Delaware 3
- District of Columbia
- Florida 42
- Georgia 2
- Hawaii 5
- Idaho 9
- Illinois 16
- Indiana 6
- Iowa 11
- Kansas 6
- Kentucky 4
- Louisiana 3
- Maine 5
- Maryland 13
- Massachusetts 7
- Michigan 15
- Minnesota 8
- Mississippi 4
- Missouri 13
- Montana 6
- Nebraska 7
- Nevada 2
- New Hampshire 2
- New Jersey 15
- New Mexico 4
- New York 47
- North Carolina 16
- North Dakota
- Ohio 12
- Oklahoma 4
- Oregon 10
- Pennsylvania 19
- Puerto Rico 1
- Rhode Island 1
- South Carolina 10
- South Dakota
- Tennessee 7
- Texas 42
- Utah 18
- Vermont 1
- Virginia 29
- Washington 13
- West Virginia 2
- Wisconsin 23
- Wyoming 1
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 563 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 fast, flat IRONMAN in Sacramento with a downriver 2.4-mile swim, a 112-mile bike through farmland and wine country, and a 26.2-mile run finishing at the State Capitol.
Trail duathlon at Lake Hodges in San Diego featuring Run | Bike | Run over about 23 miles, open to individual and team entries with a cupless aid station policy.
USAT sanctioned sprint multisport races at Lake Worth Beach Park featuring swim, bike, run and relay formats. Courses include a 13 mile bike with a bridge and run sections along the Intracoastal and Snook Island preserve.
A multisport race day at Lake Evans in Bakersfield on 10/18/2026 offering triathlon, aquabike, duathlon and 5K and 10K runs with both in person and virtual options.
A multisport race day at Dockweiler State Beach offering 18 Olympic, Sprint, and youth race options with beachfront venue amenities and wetsuit-legal swim courses.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Experience a scenic two mile run, twelve mile bike, and final two mile run along the Mohawk Towpath Byway. Compete individually or as a relay team at the historic Riverview Orchards in Rexford.
A USA Triathlon sanctioned youth triathlon at the Citrus Memorial Health Foundation YMCA with Junior and Senior courses plus a non-timed Tri4Fun option for families and adults.
NCAA Women's Collegiate Triathlon West Regional Championship in Fort Worth on October 18, 2026 features a draft legal sprint distance race with two waves and a lap out rule.
Mustang Showdown at Nipomo High School is a super sprint triathlon with collegiate draft legal heats and a new non drafting open category for limited entrants.
Indoor mock triathlon in Lawrence on October 18, 2026 testing swim, bike, and run formats with separate youth and adult divisions.
A 30 hour adventure race at Diamond Lake Resort Oregon where four person teams compete across trekking, mountain biking and paddling with live tracking and category prizes.
Off road duathlon at Sadlers Creek featuring trail runs and a 10 mile bike loop on wide single track trails, with proceeds supporting New Foundations Home for Children.
Experience the Southern Utah Triathlon at Quail Creek Reservoir near St. George. Choose between Sprint and Olympic distances featuring a unique F1 format for intermediate racers in a scenic desert setting.
A half iron distance triathlon on Edisto Island featuring a tide assisted channel swim, a flat two loop bike, and a two loop run with frequent aid stations. Relay, aquabike, and a pro only division are offered.
A five-hour, score-based adventure race in Huntersville combining biking and trekking for solos or teams of up to 4, with checkpoints, maps, and compulsory navigation gear.
A multi-discipline event at Homochitto Campout on October 24, 2026 featuring a 5K run, 10 mile bike race and a 5 mile kayak or canoe race.
Triathlon at Lake Berryessa in Napa Valley featuring Open, Sprint, Olympic, and long course races set along valley vistas with local wildlife.
A sprint triathlon event at Berkeley Marina on October 24 2026 featuring draft legal and non draft-legal races plus team relays and wetsuit-recommended swim conditions.