United States
- Alabama 7
- Alaska 4
- Arizona 14
- Arkansas 3
- California 63
- Colorado 12
- Connecticut 3
- Delaware 3
- District of Columbia
- Florida 40
- Georgia 5
- Hawaii 5
- Idaho 10
- Illinois 19
- Indiana 6
- Iowa 11
- Kansas 5
- Kentucky 4
- Louisiana 2
- Maine 5
- Maryland 13
- Massachusetts 7
- Michigan 18
- Minnesota 10
- Mississippi 3
- Missouri 12
- Montana 7
- Nebraska 7
- Nevada 2
- New Hampshire 2
- New Jersey 14
- New Mexico 3
- New York 50
- North Carolina 22
- North Dakota
- Ohio 14
- Oklahoma 3
- Oregon 9
- Pennsylvania 21
- Puerto Rico 1
- Rhode Island 1
- South Carolina 10
- South Dakota
- Tennessee 8
- Texas 42
- Utah 18
- Vermont 1
- Virginia 30
- Washington 14
- West Virginia 2
- Wisconsin 25
- 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 586 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
April 2027
A YMCA-hosted sprint triathlon in Smithfield, VA featuring a 300 m pool swim, a 10 mile flat bike course, and an out-and-back 5K run through Windsor Castle Park.
A community triathlon in Florence AZ on April 3, 2027 featuring triathlon, aquabike, duathlon and youth races with pool swims, multi-loop bike courses, chip timing and age group awards.
A spring town-to-peak race in Breckenridge combining a bike or run to the resort, a climb to Peak 8, and a final downhill finish with multiple race categories.
IRONMAN 70.3 Oceanside is a triathlon in Oceanside, California featuring a sheltered harbor swim, a bike through Camp Pendleton, and a beachfront run finishing on the Strand.
Multi sport event in Hokes Bluff featuring a 42 kilometer triathlon (5 km run, 4.5 km kayak, 32.4 km bike) and a 10 kilometer road run; proceeds benefit the Hokes Bluff Library Foundation.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Lavaman Triathlon in Waikoloa, Hawaii on April 4, 2027 offers triathlon, duathlon and aquabike formats across swim, bike and run legs. Individual and relay entries include youth, resident and military categories.
A 100 mile winter loop near Fairbanks that can be run, skied, or biked. Competitors have 40 hours to complete a remote route with aid stations about every 20 miles and must demonstrate recent winter backcountry experience.
IRONMAN 70.3 Texas on Galveston Island on April 4, 2027 features a calm water swim, a flat coastal bike course and a scenic run near Moody Gardens.
A multi format endurance weekend in Gulfport with triathlon, duathlon, aquabike and open swim races staged from Jones Park Pavilion near the Mississippi Aquarium.
Sprint-distance triathlon and a fourth-year 5K in Flower Mound, TX, with specified race categories, race swag, published fees, and a stated weather policy.
Duathlon at Cedar Creek Park on April 10, 2027 with a 1.1 mile run, 11 mile bike, and 1.1 mile run; individual, relay and virtual entries available.
Triathlon and aquabike races in Pinehurst, NC on April 10, 2027, with international and sprint distances plus relay categories around Lake Pinehurst.
A one-day multi-discipline event at Fort De Soto Park in St Petersburg on April 10, 2027, offering sprint triathlon, duathlon, aqua-bike and relay categories with swim 1/2 mile, bike 10 miles and 5K run distances.
A lakeside triathlon at Granite Beach with swim, bike on closed roads, and shoreline runs; wetsuits are recommended and race entries include gear and a post-race meal.
Triathlon at Lake Berryessa in Napa Valley on April 10 2027 offering Open, Sprint, Olympic and Long Course distances with USAT sanctioning.
A 100 mile adventure race in Bentonville, Virginia on April 10 to 11, 2027, offering solo and two three and four person team entries with published per person fees.
A two-day triathlon in St. George centered at Sand Hollow Aquatic Center with adult and kids swim, bike, and run races and relay options.
A beach entry triathlon and duathlon in Cocoa Beach on April 11, 2027, featuring a 0.25 mile swim, a 12 mile bike on A1A, and a run on the golf course cart path.
A multi-event day at Lake Perris on April 11, 2027 with Olympic and Sprint triathlon, swim, run and run-bike-run options, plus camping and on-site parking.
Duathlon in Columbia MD with adult and youth races on a mostly flat looped course at 7000 Columbia Gateway Drive.