United States
-
Alabama9
-
Alaska7
-
Arizona10
-
Arkansas2
-
California38
-
Colorado8
-
Connecticut3
-
Delaware3
-
District of Columbia
-
Florida46
-
Georgia13
-
Hawaii1
-
Idaho9
-
Illinois15
-
Indiana21
-
Iowa8
-
Kansas5
-
Kentucky9
-
Louisiana3
-
Maine7
-
Maryland11
-
Massachusetts17
-
Michigan27
-
Minnesota16
-
Mississippi3
-
Missouri14
-
Montana3
-
Nebraska3
-
Nevada
-
New Hampshire
-
New Jersey23
-
New Mexico3
-
New York51
-
North Carolina30
-
North Dakota
-
Ohio12
-
Oklahoma6
-
Oregon9
-
Pennsylvania16
-
Puerto Rico
-
Rhode Island1
-
South Carolina14
-
South Dakota
-
Tennessee22
-
Texas44
-
Utah15
-
Vermont
-
Virginia33
-
Washington13
-
West Virginia5
-
Wisconsin24
-
Wyoming2
Triathlon Calendar United States 2025-2026
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 2025-2026! Our updated list features 632 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
Take on the White Lake Pro Am Half Triathlon on May 2, 2026 in White Lake, North Carolina. Swim the lake, ride a fast flat two loop 56 mile bike course and cap it with a shaded out and back 13.1 mile run from Goldston's Beach.
Defuniak Springs Sprint Triathlon on May 2, 2026 features a 600 meter swim in a circular lake, a rolling 16 mile bike through Eucheeanna Valley and a flat 5K past historic homes. Limited spots and a post race BBQ with a free beer make it a lively loc..
Join the Waddling Warriors Adventure Race on May 2, 2026 at Wyalusing State Park, Wisconsin. Pick a 13 hour or 5 hour course mixing trekking, canoe paddling with gear provided, biking and orienteering for teams or solos, plus lodging and a post race..
Join the Eastern Shore Sprint Adventure Race on May 2, 2026 in Laurel Delaware for a timed six hour mix of biking, trekking and paddling at Trap Pond State Park. The course welcomes first timers and adds optional challenges for skilled racers.
Kick off New England tri season in Brunswick, Maine with a pool swim, scenic coastal bike and hard packed trail run. Multiple options including sprint, relay, college and virtual entries make it a welcome opener for all levels.
Join the TriByKnight Triathlon in Waverly on May 2, 2026 at Wartburg College for a fast, friendly race in its 15th year. Swim 300 yards, ride 15 miles and run 3.1 miles with solo and relay options in a USAT sanctioned event.
Enjoy a spring sprint at Smith Mountain Lake with a sandy beach swim into clear water, rolling bike and run courses, and relay teams. Open to ages 12 and up, with race swag and a fun lakeside atmosphere.
Mighty Mujer Triathlon El Paso is an all women event offering in person and virtual options for every level, from youth Splash & Dash to sprint and relay teams. Run, ride, and swim to support the Center Against Sexual & Family Violence.
Mission is a multi discipline adventure race on May 2, 2026, with an epic 18 hour main course or a shorter four hour Lite option for teams or qualified solo racers. Expect navigation, cycling, trekking and paddling plus live tracking for spectators.
Dive into the 2026 Cal Tri Ventura on May 3 at Harbor Cove Beach in Ventura, CA, offering sprint and Olympic triathlon and multi sport formats across 12 options. Coastal course, free parking and race transfers make race day easy and fun.
Take on the White Lake Spring International and Sprint triathlons on the white sandy shore of The Grand Regal at Goldston's Beach. Choose Sprint or International distances solo or as a relay and soak up beachfront fun with food and family activities.
Race the Latitude 29.2 Triathlon at Fort Travis Park on May 3 2026 with sprint and Olympic distances featuring a Gulf swim, scenic out and back bike on Highway 87 and a neighborhood run. Enjoy an after party with local brewers music and food.
Adventure Triathlon at The Manor on May 3 invites paddlers, bikers and runners to a USAT sanctioned day at Estelle Manor in Mays Landing. Multiple race options, medals and free photos make it a great outdoor challenge for all abilities.
Join the 2026 J Hawk Earlybird Race Series on May 3 in Whitewater, WI at UW Whitewater for sprint and Olympic triathlon, duathlon, aquabike and relay options. Fast courses and para divisions make this a great early race.
Join the East Coast Triathlon Festival in Glen Allen VA on May 3 2026 for youth and adult triathlon, duathlon, aquabike and relay races with both draft legal and non draft formats. Flat, fast courses around a shallow manmade lake make it ideal for al..
Dive into an ocean swim, scenic bike along A1A through the GTM reserve, and a beachfront run at Game On! Ponte Vedra Beach Triathlon on May 3, 2026. Olympic and Sprint distances plus duathlon, aquabike and team relays for all levels.
Start your summer evenings with the Brick Endurance Sprint Triathlon at Rolling View State Park in Durham. Short swim, bike and run legs make this midweek race ideal for beginners and fast tune ups, part of a four week evening series.
IRONMAN 70.3 Gulf Coast returns to Panama City Beach on May 9, 2026 as a World Championship qualifier, offering full 70.3 distance racing and relay teams. Swim the Gulf, bike flat scenic roads and run the coastline for a fast, fun day.
Thunder in the Valley in Terre Haute invites triathletes and duathletes to race a scenic swim in Hawthorn Lake, rolling bike loops and a shaded 5k run. Sprint, duathlon and relay options make it ideal for solo racers or teams seeking a fast, fun spri..