Group of friends posing for photo in cardboard boat in front of Mammoth Mountain backdrop at Mammoth Yacht Club Boat Races

Set Sail on the High Sierra Seas

May 25, 2024

Join us for the third annual Mammoth Yacht Club Boat Races on May 25, 2024 as cardboard vessels compete on creativity and speed. Does your crew have what it takes to pass with flying colors? Three lucky teams will win sponsor prizes in this first rate, fun competition.

Boat Race Schedule

Saturday, May 25
7:00 AM–9:00 AM Boat check-in and inspection*
10:30 AM All boat racers must be on course
11:00 AM Races begin, immediately followed by awards

*Any children under 18 must have a parent or guardian present to sign a waiver at check-in.

Boat Race Sign Ups are Full


If you and your crew weren't able to grab a spot, spectating is encouraged on race day. Stay tuned to the event listing for race location and event updates.

Award Categories

  • Best Time – Kids Division & Adult Division
  • Best Costume/Boat Decoration
Boat Race Rules

  • All team members must sign a waiver day-of prior to the races
  • 4 people maximum per boat
  • Boats must be made of ONLY cardboard, tape and paint; Flags are also allowed
  • Items that are not allowed include but are not limited to: plywood, screws, skis, epoxy, etc.
  • All boats must pass inspection prior to the races
  • No pets allowed in boats
  • Helmets are highly recommended for adults and required for children
  • Participants must carry their own boat to the starting line, so please keep weight in mind
  • Participants must break down and dispose of their own boats. Please note that all boats must be properly broken down and flattened to fit in provided trash cans.
  • Adult division participants must be 15+