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You may write to race officials and request a deferral. Each case will be judged individually and the decision of the race committee will be final. In any event, please keep in mind that under no circumstances will a refund be granted.

All requests for deferral must be received by February 17, 2017.   We are unable to grant exceptions.

To accommodate your request, we will carryover your entry to the 40th annual Napa Valley Marathon to be held on Sunday, March 4, 2018.  You must access the below website now to complete your deferral request.

Keep in mind that this is a one-time deferral and there is a $75.00 processing fee that must accompany the registration. Until the fee is paid, you will not be registered for the 2018 event

  • You must complete a 2018 registration form
  • Access our website and register accordingly, keying on the “deferral from prior year” button or, please use this link.
  • If the registrant has previously requested a deferral, the registration will be accepted and a credit card of choice will be accepted.


  • Print, complete, and mail the registration form to:

Napa Valley Marathon Registration
P O Box 4307
Napa, CA  94558-0430
Attention: David Hill.

  • Include a check for $75.00 made payable to NVM.

  • Attach a copy of your confirming email as your authorization

  • All deferrals must be post-marked by September 30, 2016.

If you do not register by the September 30 deadline, your deferral will not be honored.  Please note that we are unable to grant exceptions.