United States
- Alabama 13
- Alaska 10
- Arizona 20
- Arkansas 4
- California 62
- Colorado 19
- Connecticut 19
- Delaware 3
- District of Columbia
- Florida 46
- Georgia 15
- Hawaii 3
- Idaho 14
- Illinois 22
- Indiana 25
- Iowa 21
- Kansas 7
- Kentucky 12
- Louisiana 8
- Maine 10
- Maryland 14
- Massachusetts 20
- Michigan 33
- Minnesota 25
- Mississippi 5
- Missouri 8
- Montana 7
- Nebraska 4
- Nevada 2
- New Hampshire 4
- New Jersey 27
- New Mexico 6
- New York 63
- North Carolina 34
- North Dakota 1
- Ohio 22
- Oklahoma 8
- Oregon 8
- Pennsylvania 26
- Puerto Rico 2
- Rhode Island 2
- South Carolina 15
- South Dakota 3
- Tennessee 19
- Texas 54
- Utah 14
- Vermont 3
- Virginia 37
- Washington 21
- 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 852 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 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.
Cocoa Beach Triathlon & Duathlon in Cocoa Beach Florida offers triathlon, duathlon, aquabike, relay and a 5K on the second weekend of April. Distances range from a quarter mile swim to a 5K run and relays allow up to three athletes.
Cal Tri Lake Perris is a multi-discipline race day at Lake Perris State Recreation Area offering 18 event options across Olympic, Sprint and Youth Sprint distances, including swim, bike and run formats and separate youth events.
A multi format ultra triathlon at Oak Mountain State Park in Pelham, Alabama with short loops, on course athlete village and 24 hour on site medical support. Events run April 16 and 17, 2027; registration closes April 13.
A triathlon and aquabike weekend at Pleasants Landing Marina on Lake Anna with spectator friendly swims, rolling bike and run courses, and multiple distance options for sprint and Olympic formats.
A non-competitive event in Odell, Nebraska offering distances from 1 mile to a 33 mile ultra on mostly country and gravel roads. Options include running, walking, biking, relays, and a virtual entry; finishers receive a medal.
Multi distance triathlon in Saint Petersburg with waterfront open water swims, a flat bike course, and pool events for youth. Options include Olympic, Sprint, and Meek and Mighty races plus VIP and relay entries.
IRONMAN Texas in The Woodlands features a lake swim, a closed-road flat bike course, and a rolling run with the Hippie Hollow section. The race offers enhanced World Championship slots and earned the 2025 Athletes' Choice run course awards.
SwimRun Lake James mixes open-water swims and varied running terrain at Lake James State Park on April 24, 2027. Team and solo options are available over long (about 20 miles) and short (about 13 miles) courses.
Olympic and Sprint triathlons and aquabike races at General Smallwood State Park feature swims in Mattawoman Bay and rolling bike and run courses through shaded park roads and rural Charles County.
A sprint triathlon at Lake Norman State Park on April 24, 2027, serving as Round 3 of the North Carolina Triathlon Series. Individual, relay, and aquabike entries are offered and parking is adjacent to the race site.
A multisport event at Lake Pleasant with Sprint and Olympic triathlon, duathlon and aquabike options. Chip timing, finisher medals and age group awards.
Spring Bloom Adventure Race in Williamsburg, VA offers 24 hour and 5 hour adventure racing with paddling, biking and trekking. Solo and team divisions are available and registration includes boat rental, maps, photos, and a post race meal.
A multi-sport race day at Lake Mission Viejo on April 25, 2027 featuring Olympic and sprint triathlons, duathlon, aquabike, relays, a 5K, mini and kids races with lake swims, canyon bike routes and run aid stations.
A multi-discipline event at Riverwinds Community Center in West Deptford with a 200 yd pool swim, 10 mile bike and 5K run; options include aquabike, duathlon, relay and a free kids fun run. USAT sanctioned.
A multievent race day at Mountain Run Lake Park in Culpeper offering sprint, Olympic and youth sprint triathlons, duathlons, swims and 5K and 10K runs; water temperature averages about 64 F and wetsuits are recommended.
May 2027
A sprint triathlon at Smith Mountain Lake State Park featuring a 750 meter lake swim, a rolling 20K bike and a 5K out and back run. Aquabike is offered and the event is USA Triathlon sanctioned.
Defuniak Springs Sprint Triathlon is held in Defuniak Springs, Florida on 05/01/2027 and features a 600 meter swim, a 16 mile bike and a 5k run. The event includes a post-race meal and a celebration while supporting local non-profits.