Triathlon Races in United States 2026 113 events
Browse upcoming triathlon races in United States. Find dates, distances, and registration links.
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Upcoming races
TriathlonIn 10 days
IRONMAN 70.3 Lake Placid
◎ Lake Placid, USA▤ Sep 6-7, 2026
1.9 km / 90 km / 21.1 km
TriathlonIn 10 days
CajunMan Triathlon, Duathlon, Aquabike, Aquathlon & 5k Run
◎ Lafayette, USA▤ Sep 6, 2026
5 km
TriathlonIn 10 days
33rd Annual Rotary Club of Katy Triathlon at the Katy Boardwalk
◎ Katy, USA▤ Sep 6, 2026
0.75 km / 20 km / 5 km
TriathlonIn 10 days
Splash, Spin and Zoom - Super Sprint Triathlon
◎ Georgetown, USA▤ Sep 6, 2026
0.4 km / 10 km / 2.5 km
TriathlonIn 11 days
Blackland Triathlon and Blackland Youth Tri
◎ Plano, USA▤ Sep 7, 2026
0.75 km / 20 km / 5 km
TriathlonIn 13 days
Wisconsin ANVIL Ultra Triathlon
◎ Dousman, USA▤ Sep 9, 2026
TriathlonIn 13 days
Brick Endurance Summer Triathlon Series #4
◎ Durham, USA▤ Sep 9, 2026
0.75 km / 20 km / 5 km
TriathlonIn 2 weeks
2026 Dave Parcells Madison Triathlon
◎ Madison, USA▤ Sep 12, 2026
0.75 km / 20 km / 5 km
TriathlonIn 2 weeks
2026 San Diego Tri Classic & San Diego 5K
◎ San Diego, USA▤ Sep 12, 2026
1.5 km / 40 km / 10 km
TriathlonIn 2 weeks
Snapping Turtle Adventure Triathlon
◎ Iola, USA▤ Sep 12, 2026
TriathlonIn 2 weeks
2026 Lake Nighthorse Triathlon - Sprint and Olympic
◎ Durango, USA▤ Sep 12, 2026
1.5 km / 40 km / 10 km
TriathlonIn 2 weeks
Belews Lake Olympic Triathlon
◎ Stokesdale, USA▤ Sep 12, 2026
1.5 km / 40 km / 10 km
TriathlonIn 2 weeks
Brett Robinson Alabama Coastal Triathlon
◎ Gulf Shores, USA▤ Sep 12, 2026
1.5 km / 40 km / 10 km
TriathlonIn 2 weeks
Buchanan Tri
◎ Buchanan, USA▤ Sep 12, 2026
TriathlonIn 2 weeks
Disco PBR
◎ Anaconda, USA▤ Sep 12, 2026
TriathlonIn 2 weeks
River Action's Taming of the Slough Adventure Triathlon
◎ Moline, USA▤ Sep 12, 2026
TriathlonIn 2 weeks
DQ Pine Barrens Olympic Triathlon, Duathlon, & Aquabike; Sprint Triathlon & Aquathlon *#
◎ Shamong, USA▤ Sep 12, 2026
1.5 km / 40 km / 10 km
TriathlonIn 2 weeks
Arizona Youth Triathlon - Swim, Bike, Run
◎ Litchfield Park, USA▤ Sep 13, 2026
TriathlonIn 2 weeks
AdventHealth Cool Sommer Mornings Triathlon\Duathlon\5K Series #4
◎ Clermont, USA▤ Sep 13, 2026
0.75 km / 20 km / 5 km
TriathlonIn 2 weeks
2026 Cal Tri Houston - 9.13.26
◎ Katy, USA▤ Sep 13, 2026
0.75 km / 20 km / 5 km