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70.3 Half Ironman Triathlons found
View all ↓70.3 Half Ironman Triathlons 2024 - 2025
Half Ironman Triathlons: Distances
Swim - 1.2 miles (1.9 km)
Bike - 56 miles (90 km)
Run 13.1 miles (21.1 km, ie a Half Marathon)
The Half Ironman triathlon is the perfect distance for any triathlete looking to step up to middle distance triathlons. Long enough to be a true test of endurance and mental strength but achievable for anyone willing to put in the hours over a few months. Completing 70.3 miles (or 113 kms if you are that way inclined) of swimming, cycling and running is certainly no mean feat.
Any middle distance triathlon is a grueling challenge but finding it shouldnโt be so whether you are after a small local race or an international triathlon event, you will find it on Find a Race. Check out our comprehensive 2024 - 2025 US middle distance triathlon race calendar below: and use the โRefineโ button to find your perfect race... and once you've recovered, don't forget to come back and check out our calendar of Full Ironman Triathlons.
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70.3 Half Ironman Triathlons 2024 - 2025
Ocala Triathlon
Ocklawaha, Marion
29 Mar 25
$96.00 - $299.00
Tri-Now 70.3 Triathlon Training Program
Dallas, Texas
16 Jun 25 - 10 Nov 25
$468.25
Michigan Titanium
Grand Rapids, Michigan
10 Aug 25 - 11 Aug 25
Free - $557.95
The Great Loon Triathlon
Lincoln, Maine
17 Aug 25
$60.30 - $401.00
Tri-Now 70.3 Triathlon Training Program
Dallas, Texas
05 May 24 - 06 Apr 25
$468.25
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