United States
- Alabama 14
- Alaska 11
- Arizona 16
- Arkansas 7
- California 66
- Colorado 19
- Connecticut 17
- Delaware 4
- District of Columbia
- Florida 46
- Georgia 16
- Hawaii 4
- Idaho 17
- Illinois 31
- Indiana 36
- Iowa 22
- Kansas 7
- Kentucky 12
- Louisiana 9
- Maine 10
- Maryland 18
- Massachusetts 28
- Michigan 38
- Minnesota 27
- Mississippi 5
- Missouri 12
- Montana 10
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 28
- New Mexico 9
- New York 74
- North Carolina 32
- North Dakota 1
- Ohio 21
- Oklahoma 7
- Oregon 10
- Pennsylvania 33
- Puerto Rico 1
- Rhode Island 3
- South Carolina 17
- South Dakota 3
- Tennessee 24
- Texas 53
- Utah 18
- Vermont 3
- Virginia 34
- Washington 28
- West Virginia 8
- Wisconsin 33
- 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 949 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
A multi day off road triathlon and trail race weekend at Oak Mountain State Park from May 14 to 17, 2026. Full distance includes a 1.5K swim, 33K bike and 10K run, with elite prize money and world championship slots.
The Root River Triathlon in Houston Minnesota combines a 6.8 mile paddle, a 7.9 mile bike ride and a 3 mile run. Individual and team entries are offered and a US Coast Guard approved life jacket is required for paddlers.
Woman of Steel Triathlon is an all-women triathlon and 5K run in American Fork, Utah on May 16, 2026. It features a 300 meter swim, 13 mile bike and 5 kilometer run and offers relay, aquabike and other sprint formats.
An all-women sprint triathlon at the I'On Club in Mount Pleasant featuring a 200 yard pool swim, a 9 mile two-loop bike and a 2 mile flat out and back run, with duathlon, aquathlon, relay and virtual options.
A school triathlon for North Penn elementary students held in Lansdale PA on May 16, 2026 with a rain date of May 17. Grade divisions award trophies to the top three finishers and each participant receives a t-shirt.
A two-day multi-sport festival at Moraine State Park on May 16 and 17, 2026 featuring Olympic, sprint and super sprint triathlon, duathlon, aqua bike, adventure race, relays and youth divisions with multiple pre-race packet pick-up days.
A 15-hour adventure race in the New River Gorge combining guided whitewater, singletrack mountain biking, and rogaine-style trekking with GPS tracking and USARA sanctioning.
The inaugural Fall Creek Falls Spring Sprint Triathlon on May 16, 2026 at Fall Creek Falls State Park features a 500 meter swim, 14 mile bike and 5 km run, with individual, Clydesdale, Athena, relay and aquabike divisions.
A two-day triathlon at Lums Pond State Park offering Youth, Sprint and Olympic distances with individual and relay options. The event is USA Triathlon sanctioned and includes on-site packet pickup, transition protocols, course support and age-group a..
A two-day multisport weekend at French Creek State Park on May 16–17, 2026, with sprint and Olympic triathlons, duathlons, relays, open-water swims, and youth Splash and Dash events. USAT-sanctioned races with age-group awards.
A paddle triathlon in Boulder Junction, Wisconsin on May 16, 2026 featuring a 3 km paddle, 22 km bike, and 6 km run through lake, roads, and forest trails. Registration includes a medal, t-shirt, welcome dinner, and an awards after party.
A multisport event at Geist Waterfront Park in Fishers, IN on May 16, 2026 offering sprint triathlon, duathlon, aquabike and a 2 to 3 person relay; shirts and age group awards are provided.
A community event on May 16, 2026 featuring a duathlon, a 5K color fun run/walk, and a free youth color run, with paved and non-paved courses, safety rules for cycling, and proceeds supporting Jackson In Action.
A triathlon at Lake Welch Beach in Harriman State Park on May 16, 2026 offering Olympic and Half distances, an exclusive lake swim, a 14 mile bike loop, and a marked run course with regular aid stations.
A combined 5K and fitness challenge plus certified law enforcement K9 trials at Wayne County Fairgrounds on May 16, 2026. The day includes a 5K with an optional 140-rep workout, a virtual 5K, and multiple K9 competition categories with awards.
A multi-discipline triathlon in Clifton Forge combining a 5k run, a 5 mile paddle and a 10 mile bike route that finishes at the Historic Masonic Amphitheatre. Post race events include live music, catered lunch and awards; solo and team of three entri..
A community 5K in Oxon Hill on May 16, 2026 supporting the Potomac Riverkeeper Network’s work to protect clean water. Proceeds fund pollution prevention, drinking water safety, and river habitat protection.
A timed 5K Run and Walk at Bluebird Park in Ellisville, MO supporting Asher's Playground, with packet pickup the day before and on race morning and awards by age group.
A sprint-distance triathlon in Fort Knox combining a 400 meter swim, a 15 kilometer bike ride and a 5K run at Anderson Aquatics and Eastman Park. Entry includes a shirt, bottle, and bib, with awards for top three men and women.
A multi-discipline community triathlon at Mill Race Park in Parsons, WV featuring a 3.9 mile run, a 3 plus mile paddle, and a 7 mile bike leg, plus an untimed 2K walk. Proceeds support the Parsons Volunteer Fire Department.