!!!!!NEW FOR 2017!!!!! 

The Wahoo's OC 5K will take place on

Saturday, May 6, 2017 at 5:00 PM

The Full and Half Marathon events will take place on 

Sunday morning, May 7, 2017.

With the 5K on Saturday, you can enjoy the festival and great music (you won't be disappointed) on the main stage and still get home early enough to do the half or full on Sunday.


The new Combo for Overachievers is called the
All runners that complete the 5K and half or full

will get the new OC COMBO CRUSH medal.

Two Races/Two Shirts/THREE Medals



Catch the OC Wave with us this year! 

Run for Free for A Cause in 2017

The 2017 Official Charity Program offers the OC Marathon offers you the opportunity to Run the Race in 2017 for a Cause! Register to "Run for Free" with one of our charity partners and make a commitment to a fundraising goal today.   Raise a minimum amount for one of our participating charities, your registration fees will be covered by the charity, and you will be on your way to the finish line! Please note that by registering on the Crowdrise registration, you will be registered for the event, and you do not need to register for the OC Marathon through our traditional registration platforms. 

OC Marathon Sponsors


US Bank and the OC Marathon