4 water parks listed in Montana: 1 indoor, 2 outdoor, 1 with the setting not recorded. 1 resort park with confirmed day passes; 3 parks with a current status notice. Counts include only parks we could check on an official website.
The 2026 calendar lists August 29 as the last day of operation and every September day as closed. Summer water park near Columbia Falls between Kalispell and Whitefish, with ten water slides, a river ride and a kids activity pool. Day passes and twilight passes are sold at the gate.
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View park detailsThe city says Splash Montana is closed for the season and will post its 2027 schedule in late May 2027. City-run outdoor water park in Playfair Park, Missoula, Montana, with three three-story slides, a lazy river and a kids spray area. It opens in summer; the 2027 schedule is due in late May 2027.
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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 detailsThe park lists August 15 as the end of its season without giving a year; that date has passed in 2026. Check the official website for next season's dates. City-run outdoor water park in Woodland Park, Kalispell, Montana, with two slides and a lazy river. Summer only, with lower fees for city residents.
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