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Unbound Series | Slalom + Giant Slalom

Date / Time
Dec 29 / 7:30 AM - 3:30 PM

In It To Win It

Step up your on–hill game with some friendly competition or enter for a chance to qualify for the USASA National Championships. Open to all ages and skill levels, each event will feature a medal ceremony and a chance to win tons of sweet stuff.  December 29th will be the Unbound Series Slalom + Giant Slalom. (Please note that this event was originally scheduled for Sunday Nov. 25th, but was moved to Saturday Dec. 29th.) 

Series News

Team App
Check out the Unbound Series Team App for event information like start lists, results, weather delays and more.

Share Your Photos
Use #UnboundSeries on Facebook or Instagram to share your contest photos and clips. Don't forget to tag @MammothMountain or @MammothUnbound.

Event Schedule

December 29

Slalom + Giant Slalom

January 12–13

Ski + Snowboard Cross

February 2–3


February 9–10


Events are subject to change based on weather, conditions or other scheduling conflicts. Updates will be posted to the Unbound Series Team App.

Registration Information

  • Competitors must have a USASA membership in order to compete. Sign up for a USASA membership online and select the Unbound Series as your home series.

  • Event day check-in is from 7:30–8:30AM on the day of competition in the Mammoth Mountain Ski & Snowboard Team (MMSST) Headquarters located slopeside at the bottom of Broadway Express (Chair 1). ALL participants must come to registration at Mammoth Team Headquarters on the morning of the event bib check-in. Correct bib numbers must be verified for all athletes.  

  • Registration online always closes at midnight on the Friday before each event. Please remember that all participants must be current USASA members, with a valid membership more than 24 hours prior to the close of online registration.
    We strongly encourage all participants to register online – this enables us to create a more accurate event itinerary if we have accurate registration numbers prior to the day of the event(s).

  • We can accept day-of event registrations only if the participant(s) already have a current USASA membership that is valid more than 24 hours prior to the close of online registration. (The rule of USASA membership is dictated by the USASA organization and out of our control.) Day-of registrations will also not be accepted after 8:30 am on the day of the event.

  • Find out more about USASA National Championship qualification and membership benefits at

Register Now

Competitor Information

  • Entry fee $45/event
  • Series is USASA sanctioned / USASA Nationals Qualifiers
  • Product toss after each competition with tons giveaways
  • Men's and women's divisions for each event
  • Age categories from 7yrs and under to 65yrs+
  • Helmets are mandatory for all competitors
  • Lift ticket/season pass required. Discounted lift tickets can be purchased on-site before the start of each event, inquire at MMSST Teams HQ on event day.


For more information please contact Ben Wisner at 760.934.2571 x3144 or

Thank You to our Series Sponsors

GoPro, Giro, 686, ThirtyTwo, Signal Snowboards

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