Fastest course in the west.


Marathon Registration

Due to its excellent race organization and fast course, the California International Marathon has always been a favorite event for first time marathoners, fitness runners, and especially for runners seeking a PR, a Boston Marathon or Olympic Marathon Trials qualifying standard.

In 2014, entries filled in early August, so enter early to avoid disappointment.

2015 Marathon Registration:
  • “Re-Run” Registration Special: $89 (December 7th-December 23rd — limited to 500 registrants)Sold out.
  • Standard Registration: Opens March 1, 2015

Cancellation Policy:

No refunds. No transfers. No deferrals. No exceptions. Once you have completed the registration process you will not receive a refund if you cannot participate, you may not give or sell your number to anyone else, and you may not defer your entry fee to a future race.