Benefiting Spinal Cord Injury Research at the Reeve-Irvine Research Center

November 27, 2014

and the Santa Ana River Trail

Yorba Regional Park

Come trot with us!

Please join us Thanksgiving morning 2017 for our 10th anniversary celebration — we have added a new 10 mile option as part of the festivities and will have an expanded vendor area.

Online registration is now open!


Contact us at with any questions or comments.



5k . 10k . 10 mile

USATF-certified 5k and 10k courses and a newly added 10 mile route along Yorba Regional Park and the Santa Ana River Trail.
See Event Highlights.


Help us raise funds to support America's largest and most progressive spinal-cord injury research facility.
Donate Today!

Run for Good

Proceeds from this race directly support the Reeve-Irvine Research Center at UC, Irvine.
Learn More.


Becoming a PRNR sponsor has many advantages. Promote your business in a unique and meaningful way.
Learn More.

Registration is Open!

Be part of this FUN EVENT! The 10th annual Plymouth Rock 'n' Run is Thanksgiving morning, November 23, 2017. Come trot with us!


  • Great organization, and great race! The 'cause' is personal for us and we look forward to our third race with you next year.
    HB Simonsons
  • It really was a great event. I cannot say enough about your volunteers‚Ķeverybody was so helpful and friendly - thanks again for the great time.
    Robert, Brea, CA
  • This was super fun for all ages! The event was great, the volunteers were excellent, and the vibe was awesome! I can't wait to go again!!!
    Janet, Anaheim, CA