56 parks in 29 states. Indoor and indoor-plus-outdoor water parks. Indoor describes the setting, not a promise of daily operation: many indoor parks run reduced schedules, and resort parks may limit day visitors. Page 3 of 3. Indoor or outdoor?
Independent water park in West Berlin, NJ with an indoor park and a seasonal outdoor park. One-day admission is sold online by date, and the calendar lists many closed weekdays.
Day tickets vary by date
View park detailsIndoor water park at Silver Mountain Resort in Kellogg, Idaho, included with Morning Star Lodge stays. A limited number of day tickets are sold online in advance; no walk-up sales.
Limited day tickets, book ahead
View park detailsThe published 2026 season for the outdoor attractions ended September 7, 2026. The park's other areas keep their own schedule; check the official calendar. Indoor and outdoor water attraction at Gaylord Opryland Resort in Nashville. Guaranteed entry comes only with the SoundWaves overnight package; the outdoor area is seasonal.
Overnight package only
View park detailsIndoor water park resort in Erie, Pennsylvania with nine slides, a large wave pool, a FlowRider and a tree house. Day passes are sold online in limited numbers; hotel packages include passes.
Day passes; fall pass $149
View park detailsIndoor water park attached to a 163-room hotel in Dundee, Michigan, kept at 84 degrees year round. Non-guests can buy day passes, which are sold only on the property.
Day passes $50 weekday, $60 weekend
View park detailsIndoor interactive waterpark inside The St. James complex in Springfield, Virginia, open on weekends. Non-members buy two-hour passes; St. James members enter free.
Non-members $30 for 2 hours
View park detailsIndoor water park of about 80,000 square feet at a Catskills resort in Monticello, New York. Hotel stays can include access, and Splash Pass day passes are sold online.
Splash Pass day passes sold online
View park detailsIndoor water park in Billings connected to the Big Horn Resort, with tube and body slides, a wave pool and a kids play structure. Hotel guests and non-guests can both buy admission.
General admission tickets online
View park detailsIndoor waterpark inside a Minocqua resort hotel. Overnight stays include entry, and the public can buy day passes, but walk-in day passes can be refused at capacity, so call ahead.
Day passes $20 (under 48 in. $10)
View park detailsThe posted summer and winter hours list the water slides as closed; call to check if slides are running. Indoor resort water park at Thumper Pond in Ottertail with two slides, an activity pool and a whirlpool. It has separate public hours, but public entry can be limited when the hotel is busy.
Check official prices
View park detailsIndoor water park under a convertible glass roof, with an outdoor wave pool and surf simulator, next to a theme park at OWA in Foley. General admission tickets and season passes are sold.
Day tickets vary by date
View park detailsThe water park is closed for renovation. Indoor water park with a retractable roof in Clinton, Oklahoma, next to family-owned hotels. Daily tickets are sold online or at the door, but the park is currently closed for renovation.
Admission suspended
View park detailsIndoor water park called White Water Bay at Great Escape Lodge in Queensbury, New York. It is open year-round, and day tickets are sold online or at the hotel gift shop.
Day-of tickets $59.99
View park detailsSevierville resort with a year-round indoor water park and two outdoor water parks. Water park admission is included in the room rate for overnight guests.
Included with stay; day passes sold
View park detailsIndoor year-round water park in McMinnville, Oregon. Tickets are sold per session, and buying online guarantees entry because capacity is limited.
Online tickets from $31.99
View park detailsIndoor hotel water park in Frankenmuth, Michigan, with a retractable roof. Rooms include water park passes, and half day passes are also sold for set time blocks.
Half day passes; hours vary
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