The 112-mile bike courses at Ironman Lake Placid, Ironman Wisconsin and Ironman Canada are among the most challenging routes on the Ironman Circuit, as the average bike splits from seven 2009 Ironman races indicate. Having raced on all course, I can confirm these averages are accurate.
What bike split might you expect in your next Ironman? See averages below by race and age division for Ironman 2009 events in Lake Placid, Wisconsin, Canada, New Zealand, Arizona, Florida and Kona.
For more, see Comparison of 15 Ironman Bike Course Average Times.