Registrations for the 4th edition of Big Bear’s Ultra will start on December 17, 2025 at 8pm.

Terms of processing personal data provided during registration are published here (link):

Race rules are published here (link); please read them! By registering, you agree to and accept these rules. Please note that we do not grant exceptions, and any requests for them will not receive a response.

If you have a registration voucher please click here for registration, select the REGISTER USING A DISCOUNT VOUCHER option, enter your voucher code a finalize the registration.

Card payment of the registration fee is required to finalize your registration. If you encounter any problems with card payment, please email us for an alternative payment method.

You can purchase Registration fee gift vouchers here – Registration Fee Gift Vouchers