7 parks in New Jersey with outdoor water-park areas, from 7 operators. Outdoor and indoor-plus-outdoor water parks. Outdoor areas are seasonal; many close after Labor Day or by early October and publish next season’s dates in spring.
The water park is closed for the season. Outdoor water park at Casino Pier on the Seaside Heights, New Jersey boardwalk. It sells its own date-based tickets online and at the window, and is closed for the season.
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View park detailsThe page notice says Crystal Springs is closed for 2026. Township-run outdoor water park in East Brunswick with a lazy river, water slides and several pools. It is seasonal and sells daily admission tickets.
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View park detailsThe waterpark is closed for the 2026 summer season; 2027 season passes are offered. Outdoor summer water park at Mountain Creek resort in Vernon, New Jersey, about an hour from NYC. Tickets are sold online only, and the 2026 season has ended.
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View park detailsIndependent 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 detailsThe park's published season ends in early September each year, so its 2026 season is over. Check the official website for next season's dates. Separately gated 22-acre water park beside Six Flags Great Adventure in Jackson, New Jersey. It needs its own ticket and runs from mid-May to early September.
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View park detailsThe home page says the water park is closed for the season. Seasonal outdoor water park on Long Beach Island with tube slides, a lazy river, a FlowRider and kids splash areas. It sells all-day and timed admission; it is closed for the season.
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View park detailsClosed for the 2026 season; the park plans to reopen May 29, 2027. Outdoor lake-based water park in Sparta, New Jersey. Park admission covers the beach and kiddie areas; the water slide wristband costs extra. Closed until May 29, 2027.
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