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Boulder Ironman 70.3 - Run Course

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Boulder Ironman 70.3
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Run 13.1

The Boulder 5430 Triathlon run course is a two-loop course that cirlces around the reservoir.

Elevation Total(ft)
Total Elevation 1.250
Elevation Gain 624
Elevation Loss 626
Start Elevation 5,190
Finish Elevation 5,187
Min. Elevation 5,173
Max. Elevation 5,257

Distance Distribution miles % of total
Distance 13.1 100%
Ascent 2.16 16.5%
Descent 2.13 16.2%
Flats 8.83 67.3%

 

Aid Stations: located approximately every mile, serving:

  • Gatorade Endurance Formula lemon-lime
  • Water
  • At 2 or 3 stations, ice, de-fizzed coke, and pretzels will be available
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