How to enter the Ironman Santa Rosa
- Triathlon: Swim 2.4mi, Bike 112mi, Run 26.2mi
Ironman Santa Rosa route
The split transition race begins at Lake Sonoma, nestled in the beautiful mountains of Northern California. The 2.4-mile swim is a two-loop course taking place in the calm, clean Lake Sonoma.
Athletes will transition to their bikes, setting out on the 112-mile course featuring gentle rollers as they ride through famous wine country and quaint towns.
The City of Santa Rosa hosts transition two where athletes will begin a tree-lined, two-loop marathon along the Santa Rosa Creek trail. The finish line will take place at the new Courthouse Square park ideally located in downtown in Santa Rosa where great food and wine can be enjoyed by all spectators.
Frequently Asked Questions
Ironman Santa Rosa weather forecast
Clear throughout the day.
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