Avalanche Bay Indoor Waterpark at Boyne Mountain Resort
Centrally located in the heart of Boyne Mountain Resort and connected to the Mountain Grand Lodge hotel & Spa, this exciting indoor waterpark is open year-round, so you and your family can enjoy all it has to offer any time of year. Whether you’re looking for a great way to cool off in the summertime, or want a break from the chill of winter after skiing to splash in an environment that’s always a warm 84 degrees, Avalanche Bay Indoor Waterpark is the perfect choice for a family friendly vacation.
Plan your visit to Boyne Mountain and Avalanche Bay! Check availability and make a reservation today.
Waterpark Fun for Everyone!
At 88,000 square feet, Avalanche Bay is the largest indoor waterpark in Michigan. What really makes this indoor waterpark so great is the wide variety of attractions it has to offer everyone in your family. At Avalanche Bay you’ll find:
- Five exciting waterslides
- A Children’s pool
- Adventurous wet climbing wall
- Relaxing hot tubs
- Rip Zone surf simulator, Splasherhorn Mountain, and a variety of other unique waterpark attractions
- Arcade filled with hundreds of games for any age
- Snack Shack and Après Ski Pub
Visit Avalanche Bay today and experience all that this unique Michigan waterpark has to offer!

