United States
- Alabama 10
- Alaska 4
- Arizona 15
- Arkansas 2
- California 62
- Colorado 16
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 40
- Georgia 8
- Hawaii 4
- Idaho 8
- Illinois 19
- Indiana 12
- Iowa 11
- Kansas 2
- Kentucky 6
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 19
- Minnesota 9
- Mississippi 5
- Missouri 8
- Montana 4
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 5
- New York 55
- North Carolina 25
- North Dakota
- Ohio 12
- Oklahoma 6
- Oregon 4
- Pennsylvania 17
- Puerto Rico 1
- Rhode Island 2
- South Carolina 9
- South Dakota 1
- Tennessee 12
- Texas 49
- Utah 15
- Vermont 2
- Virginia 31
- Washington 10
- West Virginia 2
- Wisconsin 26
- 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 608 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
July 2027
A women's pool swim triathlon in Fairmount Park on July 11, 2027, offering sprint, mini sprint, duathlon, aquabike, relay options, and a kids race.
A July 11, 2027 triathlon at South Jamesport Beach with a 500 m swim in Peconic Bay, a 25 km bike and a 5 km run plus multiple race formats.
Join this long-standing women's only triathlon and duathlon in Sylvania, featuring a supportive atmosphere for female athletes of all experience levels.
USAT sanctioned Super Sprint triathlon at Kenneth L. Wilson State Park featuring a 400 m swim, 12 mile bike and 2 mile run, with an AquaBike option and relay entries.
A multi-day triathlon camp in Ardmore with coached swim, bike and run sessions, clinics, group rides and a new 2027 agenda, plus lodging options and defined refund rules.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Run on the boardwalk and swim in the ocean at the Long Beach Biathlon in Long Beach, NY with adult, teen, and children's courses and age-group awards.
A multi-leg race on the American River Parkway with a 5.8 mile run, 12.5 mile bike and 6.1 mile paddle plus individual and relay divisions.
Triathlon and AquaBike races at Delta Lake State Park with Sprint, Olympic, Delta Double, paratriathlon and relay options and no cut off times.
A 450 yard time trial swim, a 13.5 mile out and back bike, and a 3.4 mile run through Nantucket with overlap areas staffed by police and volunteers.
Multi-distance triathlon and duathlon events at Guthrie Lake on July 17, 2027, including an Olympic distance and a free Youth Under 12 option.
A multi event day in Rockford, Illinois on July 18, 2027 featuring an 18 mile duathlon, a 2 mile run, and a 2 mile ruck with specified loads. A short free post race fitness challenge is included for participants.
Triathlon at Mercer County Park on July 18, 2027 offering Sprint and Olympic distances with a swim in Mercer Lake and a finish line festival.
Cal Tri Williamsburg on July 18, 2027 at Jamestown Beach Event Park offers sprint and Olympic swim, bike and run events plus 5K and 10K road races.
A women's multisport event in Helena with a 500 meter swim, 10 mile bike, and 3 mile run focused on community and mutual support.
Triathlon at Lake Rebecca Park Reserve in Rockford, MN on July 18, 2027 with Sprint and Mini courses around a clear non motorboat lake and spectator parking.
Sprint triathlon with a 200 yard swim, 10.1 mile bike, 3.1 mile run and a separate 5K at Texas Woman's University, plus team and three person relay divisions.
Triathlon races at Deacon Mills Park in Green Lake, WI on July 18, 2027, offering sprint and Olympic individual races, relays, and a series option.
Race day at Barlow Lake in Middleville MI featuring Olympic, Sprint and Super Sprint triathlons plus duathlons, aquabikes, relays and swim only events.
Multi-distance triathlon at Lake Springfield on July 25, 2026, with dock swim starts, revised bike routes, relay options, and a finish-line festival with awards and food.
Sprint and Olympic triathlon at Lake Guntersville with time trial swim starts, flat bike loops, and paved lakeside run trails.