Big Kahuna Waterpark

Closed for 2020 Season

Stay On-Site and receive FREE Big Kahuna Waterpark Passes!

The Big Kahuna Waterpark is located on the pond within the property’s RV Resort and is the latest attraction added to our RV Resort.  The Waterpark features trampolines, a slide, a rock climbing wall, rope swing and a diving board. The Big Kahuna and Big Splash Beach are perfect for family reunions, birthday parties, luaus and concerts. Water Activity Waivers can be filled out ahead of time by clicking here on our “Waivers & Forms” section.


  • Revolutionary, Patented Award-Winning Floating
  • 12-Foot High Trampoline & Smaller Trampoline
  • 6-Foot Platform Leap
  • 14-Foot High Dive
  • 12-Foot Swing Out
  • Curvy Water Slide
  • Maritime Safety Authority Approved

Swim and Slide Birthday & Group Rates:

All-Day Big Kahuna Pass, 1 Hour at the OUTTA BOUNDS Tubing Park, 2 slices of pizza and a soda: $14.99 per participant

*Must have at least 10 participants

Purchase your Mont du Lac Summer Season Pass today!

2020 Big Kahuna Waterpark Pass Hours & Rates

*Please note that participants must be at least 45″ tall and 45 lbs. Participants must be under 251 lbs. Children ages 6-12 must be accompanied by an adult when on the Big Kahuna Waterpark. Children under 5 are NOT allowed on the Waterpark. All participants MUST wear a life jacket at all times while in the pond and when on the Big Kahuna Waterpark. Mont du Lac Resort provides Life Jackets to use while on site.


Hours are subject to change without notice. Call (218) 626-3797 for current hours.

Friday 4PM – 8PM
Saturday 12PM – 6PM
Sunday 12PM – 6PM
Monday – Thursday Closed


Prices listed do not include Tax.

All Day Pass $10.00
Family of 4 All Day Pass $32.00