Triathlon Races 2026
Browse upcoming triathlon races worldwide. Find dates, distances, and registration links.
298 upcoming races
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Upcoming Races
Triathlon
ATW Oundle Triathlon
Aug 16, 2026Oundle School Swimming Pool, Milton Road, Oundle, Northamptonshire, PE8 4AQ, United Kingdom
Triathlon
XTERRA Costa Rica
Aug 21-23, 2026Las Catalinas, Costa Rica
Swim 2 m | Bike 26 m | Run 10 m
Triathlon
IRONMAN 70.3 Bintan
Aug 22-23, 2026Singapore, Singapore
Swim 2 m | Bike 90 m | Run 21 m
Triathlon
Barron Lake Triathlon
Aug 22, 2026Niles, USA
Swim 1 m | Bike 20 m | Run 5 m
Triathlon
Buster Britton Memorial Triathlon presented by Blue Cross and Blue Shield of Alabama
Aug 22, 2026Pelham, USA
Swim 2 m | Bike 40 m | Run 10 m
Triathlon
Capital City Kids Triathlon
Aug 22, 2026Lansing, USA
Triathlon
W.I.L.D Hodag Mini Triathlon
Aug 22, 2026Rhinelander, USA
Triathlon
2026 Cornwall Youth Triathlon
Aug 22, 2026Cornwall, Canada
Triathlon
IRONMAN Vichy
Aug 23-24, 2026Vichy, France
Swim 4 m | Bike 180 m | Run 42 m
Triathlon
IRONMAN 70.3 Dun Laoghaire
Aug 23-24, 2026Dublin, Ireland
Swim 2 m | Bike 90 m | Run 21 m
Triathlon
IRONMAN 70.3 Vichy
Aug 23-24, 2026Vichy, France
Swim 2 m | Bike 90 m | Run 21 m
Triathlon
370 Lakeside Triathlon
Aug 23, 2026Saint Peters, USA
Swim 2 m | Bike 90 m | Run 21 m
Triathlon
DQ 15th Annual Medford Lakes Colony Sprint Triathlon, Duathlon, & Aquabike *#
Aug 23, 2026Medford Lakes, USA
Swim 1 m | Bike 20 m | Run 5 m
Triathlon
2026 Cornwall Triathlon - Adult Day
Aug 23, 2026Cornwall, Canada
Triathlon
MOJO Triathlon
Aug 23, 2026Butler County, USA
Triathlon
ATW Midweek Dorney Triathlon - August
Aug 26, 2026Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ, United Kingdom
Triathlon
Käringsund Triathlon
Aug 29, 2026Countryside, Åland Islands
Triathlon
Chicago Triathlon
Aug 30, 2026Chicago, USA
Swim 2 m | Bike 40 m | Run 10 m
Triathlon
IRONMAN 70.3 Graz
Aug 30-31, 2026Graz, Austria
Swim 2 m | Bike 90 m | Run 21 m
Triathlon
17th Annual Fawn Lake Adult and Youth Triathlons
Aug 30, 2026Spotsylvania, USA
Swim 1 m | Bike 20 m | Run 5 m