IMPORTANT DEADLINES
The 2026 Livermore Valley Half & 5K is just around the corner on March 1, 2026.
Here's a few key dates to be mindful of:
DEFERMENT: If you registered for the Half Marathon or 5K, but are unable to participate as originally intended, you may defer your 2026 registration to the 2027 event.The deadline to defer your registration is January 30, 2026 at 11:59pm. $20 to defer a Half-Marathon registration and $10 to defer a 5K registration. But not to be paid until 2027 Livermore Valley Half & 5K registrations are open.
TRANSFER TO A FRIEND: If you wish to transfer your 2026 Livermore Valley Half Marathon or 5K registration to a friend, that deadline is February 7, 2026 at 11:59pm. The $50 admin fee to be paid by the transferee.
TRANSFER TO ANOTHER RACE WITHIN THE EVENT: If you wish to switch from the Half Marathon to the 5K, or vice versa, the deadline to make this switch is February 14, 2026 at 11:59pm. The cost to switch events will vary depending on the price difference between what you already paid, and what the current pricing tier for the race category that you are switching to.
To access your registration to make these or any other changes you may do so here by first inputting your registration's booking reference number. Please visit our FAQs page for additional event information. If you still have questions or need further assistance, send us an email.
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