The Reef Indoor Water Park

The Reef Indoor Water Park The REEF Indoor Water Park is Montana's largest indoor water park with 30,000 sq.ft of indoor water fun! Open to the public and inside The Big Horn Resort.
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The Reef Indoor Water Park is located inside The Big Horn Resort in Billings. Come speed down the Barracuda Blaster or The Tropical Twister which are three stories high! Afterward, take a refreshing dip in the wave pool. Our patio for sun lovers is open all summer long. We also have a cafe and just added healthier menu items. The Big Horn Lounge has visibility to the water park where the non-swimm

ing adults can relax and watch a favorite game on one of four big screen televisions. Visit us at TheBigHornResort.com

Starting winter hours!
09/02/2026

Starting winter hours!

The Reef Indoor Waterpark back to school hours!! Thank you for spending your summer with us!!
09/01/2026

The Reef Indoor Waterpark back to school hours!!
Thank you for spending your summer with us!!

Make a splash this August!
07/28/2026

Make a splash this August!

Starting in August!!!
07/27/2026

Starting in August!!!

Beat the heat!! Splash the summer away!!!
07/20/2026

Beat the heat!! Splash the summer away!!!

Come Make A Splash Without The Summer Heat!
07/12/2026

Come Make A Splash Without The Summer Heat!

The Reef Indoor Waterpark will be closed July 4th.
07/03/2026

The Reef Indoor Waterpark will be closed July 4th.

Kids just want to splash!
06/29/2026

Kids just want to splash!

Have Turtley Terrific Birthday at The Reef Indoor Waterpark
06/28/2026

Have Turtley Terrific Birthday at The Reef Indoor Waterpark

Summer hours at The Reef Indoor Waterpark!!
06/28/2026

Summer hours at The Reef Indoor Waterpark!!

Address

1801 Majestic Lane
Billings, MT
59102

Opening Hours

Thursday 4pm - 8pm
Friday 4pm - 8pm
Saturday 11am - 9pm
Sunday 11am - 7pm

Telephone

+14068399300

Website

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