United States
- Alabama 13
- Alaska 11
- Arizona 20
- Arkansas 5
- California 61
- Colorado 21
- Connecticut 20
- Delaware 3
- District of Columbia
- Florida 47
- Georgia 16
- Hawaii 3
- Idaho 15
- Illinois 25
- Indiana 26
- Iowa 22
- Kansas 7
- Kentucky 13
- Louisiana 8
- Maine 11
- Maryland 17
- Massachusetts 21
- Michigan 35
- Minnesota 26
- Mississippi 5
- Missouri 9
- Montana 10
- Nebraska 4
- Nevada 2
- New Hampshire 4
- New Jersey 28
- New Mexico 7
- New York 66
- North Carolina 35
- North Dakota 1
- Ohio 23
- Oklahoma 8
- Oregon 8
- Pennsylvania 29
- Puerto Rico 2
- Rhode Island 3
- South Carolina 15
- South Dakota 3
- Tennessee 20
- Texas 56
- Utah 15
- Vermont 3
- Virginia 38
- Washington 22
- West Virginia 6
- Wisconsin 32
- Wyoming 4
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 894 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
July 2026
A lake swim, road bike course and dirt trail run at Rancho Seco Park form the TRI for FUN and DU for FUN events, with finisher items, refreshments and age group awards; commemorative shirts are available before July 7th.
A coastal sprint triathlon at Surf Drive Beach in Falmouth, Massachusetts featuring a salt water swim, an 8.5 mile bike that passes Nobska Lighthouse, and a flat 3.2 mile run. Multiple categories include aquabike, relays, para divisions, and a virtua..
MTC Zilla Tri in Columbia, Illinois features a Sprint, an expanded Youth Short Sprint, and a clinic with a course preview. Pool swims, on-road bike courses with one hill and a railroad crossing, and neighborhood runs make up the event.
Multi-discipline race day in Grand Haven, Michigan on July 12, 2026 offering sprint and Olympic triathlon, duathlon, aquabike and relay options with a swim in Lake Michigan and a run on the city boardwalk.
Sunrise Triathlon OWS in Shreveport on July 12, 2026 offers sprint, Olympic, aquabike and duathlon options with courses measured by GPS and not certified. A current USA Triathlon license is required to compete.
A USAT sanctioned Super Sprint triathlon and AquaBike at Kenneth L. Wilson State Park near Woodstock, NY, welcoming paratriathletes and relay teams for the triathlon; part of a three-race series with points and end-of-season honors.
NSR Summer Camp in Ardmore, Oklahoma runs July 16 to July 19, 2026 and features supported swim, bike and run sessions, education clinics and group rides of 36 to 90+ miles, with lodging and some meals included.
Lake Terramuggus at Blish Park on July 16, 2026 offers Sprint, Super Sprint, relay, and aqua bike options, with swims, looped bike courses, and a 5K run around the lake.
Coveathlon #2 in Newport Beach on July 16, 2026 offers swim and run events across multiple distances, including relay options. Registration opens March 25 and includes a race shirt, swim cap, photos and chip timing.
A sprint-format triathlon in DeWitt, Iowa featuring a 500-yard lake swim, a 15-mile bike, and a hilly 5K run, with cash prizes for top finishers and age-group and team awards.
Triathlon and AquaBike races take place at Delta Lake State Park in Rome, NY on July 18, 2026. Sprint, Olympic and a combined Delta Double are offered, with paratriathlete entries and relay team options.
Multi-sport ocean festival at San Clemente Pier featuring lifeguard and junior lifeguard competitions, ocean swims, paddling, surfing and beach runs. One fee covers entry to listed events and includes a commemorative tee and swim cap.
A triathlon in Rancho Cordova on July 18, 2026 featuring a 5.95 mile run, 12.5 mile bike and 6.10 mile paddle. Individual and relay categories are offered and the event supports fundraising for the American River Parkway Foundation.
Sprint triathlon and duathlon at Willard Beach Park in Battle Creek on July 18, 2026, with 2 and 3 person relays, a youth Super Sprint, virtual options, and per person registration that includes a shirt and meal.
A multi discipline race day at Guthrie Lake featuring Olympic, Sprint, Super Sprint, aquabike and duathlon options plus a free youth race. The swim uses a sheltered cove on a no wake lake and parking is available near the transition.
TriWalloon is a sprint distance multisport event at Walloon Lake, Michigan, featuring swim, bike, run, a duathlon, an aquabike, and relay options. All proceeds support the inner city ministry of Bridge Street Ministries.
A sprint triathlon in Bartlesville on July 18, 2026, featuring a 400 m pool swim, 12 mile bike ride and 5 km run along Pathfinder Parkway, plus relay and kids divisions.
Nantucket Triathlon takes place in Nantucket, Massachusetts on July 18, 2026. It offers Individual Triathlon, Individual AquaBike and a two or three person relay with defined registration dates and fees.
Sprint and Olympic triathlon options take place at Turtle Lake Park in Shoreview with calm water, a self-seeded swim start, flat bike and shaded run courses. Aqua options, relay teams, on-site photography and a post-race barbecue are included.
TRI Mountain Lake on July 18, 2026 in Liberty Township, NJ features a sprint triathlon (1/4 mile swim, 15 mile bike, 3 mile run), relay options for two or three, an aqua bike, and a separate 3 mile run; registration runs Jan 1 to Jan 18.