Check before you travel
Operating days, ride availability and prices can change. Confirm your date on the official website.
We have not confirmed whether the park is open on any particular day.
Visitor information
- Park type
- Resort water park
- Park setting
- IndoorIndoor describes the setting, not today’s operating status.
- Day visits and access
- Hotel stays and day passesThe park offers day admission to visitors who are not hotel guests. Availability can vary by date.
- Admission
- General admission tickets onlineGeneral admission tickets and season passes are sold online. An annual Family Pass for up to 4 family members costs $425. Hotel guests should ask about hotel guest pricing. Prices checked September 30, 2026.
- Published hours and season
- Check the official calendarThe park’s website did not state a schedule we could confirm. Missing hours do not mean the park is closed or open daily.
- Address
- 1801 Majestic Lane, Billings, MT 59102Street address as published by the park.
- Attractions named by the park
- Wave pool, Tube slides, Body slides, Kids water play areaIndividual rides have their own height, weight and supervision rules.
Park rules published by the park
- Towels
- Bring your own towel. Disposable towels are sold at the park.
- Accessibility
- Locker rooms have handicap access and privacy options.
Information sources
Every fact on this page comes from the park’s official website. We do not visit parks or rank them.
- thereefindoors.com/contactSupports: address. Checked September 30, 2026.
- thereefindoors.comSupports: access, admission, classification, day pass, parent, phone, rules, setting. Checked September 30, 2026.
- thereefindoors.com/tickets-passesSupports: admission, ticket url. Checked September 30, 2026.
- thereefindoors.com/attractionsSupports: features, rules. Checked September 30, 2026.