Registration information for all 2019 events will be available mid-to-late June 2018.

If you have any questions about registration, please email the registrar at or call at 877.228.4881.
For general race questions, email or or call 831.625.6226 during normal business hours.

If you received a confirmation email, then you are registered for an event. If you did not receive one, be sure to check your spam and all mail folders. Entries can also be confirmed by going to My Events at If you do not have an Active account, you can email the Registrar at for a copy of your confirmation

Bib numbers will be assigned in mid-April and emailed/texted to all registered participants during the week prior to the race. Once assigned, they may also be looked up on our mobile app. To download the app, search for BSIM Events by Racemine.

We apologize for any inconvenience.