234 parks in 43 states. 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. Page 4 of 12. Indoor or outdoor?
The park thanks guests for the season and says the fun continues in 2027. Outdoor seasonal water park in The Colony, Texas, formerly Hawaiian Falls, with slides, a wave pool and a kids area. Daily tickets are sold and parking is free.
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View park detailsThe published 2026 season ended September 7, 2026. Check the official calendar for the next season. City-run outdoor aquatic center in Richardson with a lazy river, water slides and a splash playground. It opens for the summer swim season with daily admission.
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View park detailsThe published 2026 season for the extended lap swim, AquaFit and splash-pad schedule ended September 11, 2026. Check the official calendar for the next season. Park district outdoor aquatic park in Highland Park with water slides, a drop slide and a water playground. It runs in summer; members and day-pass visitors can enter.
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View park detailsThe published 2026 season ended September 7, 2026. Check the official calendar for the next season. City-run outdoor aquatic center at City Lake Park in Jamestown with three slides, a lazy river, splash pads and a 50-meter pool. It opens late May to Labor Day.
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View park detailsThe park lists September 27 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 of Largo mini water park with a corkscrew slide, a speed slide and a zero-depth play area. Visitors pay per two-hour open swim session, with a lower rate for members.
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View park detailsHurricane Bay is closed until it reopens in spring 2027. Outdoor water park inside Kentucky Kingdom in Louisville with wave pools, lazy rivers and slide towers. It is seasonal and is set to reopen in spring 2027.
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View park detailsOutdoor water park beside Six Flags Great America in Gurnee, Illinois, sold with its own one-day Hurricane Harbor ticket. It has slides, lazy rivers, kids play areas and cabana rentals.
Hurricane Harbor day ticket
View park detailsOutdoor water park inside Six Flags New England in Agawam, Massachusetts, with cabana rentals. Season passes and memberships include water park admission.
Season passes include water park
View park detailsOutdoor water park at Six Flags Fiesta Texas in San Antonio with a Texas-shaped wave pool. It needs a fee on top of theme park admission and opens on select days in the warm season.
Extra fee over park admission
View park detailsSeasonal outdoor water park in Kissimmee that operates from March to October. Single-day tickets are cheaper when you choose the date in advance; parking is extra.
Day tickets from $39.50
View park detailsOutdoor park district water park in Itasca, Illinois, open in summer. Daily admission is sold in person at the gate, with a discount for residents holding an ID card.
Daily admission sold in person
View park detailsThe city page says the pool is closed for the season. City-run outdoor aquatic park in Plano with a lazy river, tube and body slides and a FlowRider surf machine. Daily admission is sold, with lower rates for Plano residents.
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View park detailsThe published 2026 season ended September 7, 2026. Check the official calendar for the next season. City-run outdoor water park in northeast Minneapolis with three large slides and a spray pool for young children. It opens in summer only, with daily admission sold per person.
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View park detailsThe water park is closed for the season; the splash pad stays open until mid-October. City-run outdoor water park in Williamsburg, Kentucky, with a wave pool, lazy river and slide towers, plus a campground. It is closed for the 2026 season.
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View park detailsKenwood Cove is closed for the 2026 season; the city points visitors to information about the 2027 season. City-run outdoor water park in Salina with body and tube slides, a lazy river and a kids area. It opens each summer from late May to mid-August and paid admission is required.
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View park detailsThe water park is closed for the season and plans to reopen next summer. State-park water park in Killens Pond State Park near Felton, Delaware, with four 54-foot slides and a kids pool area. Tickets are sold by session; the 2026 season has ended.
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View park detailsThe published 2026 season ended September 7, 2026. Check the official calendar for the next season. Separately gated 15-acre outdoor water park next to Knott's Berry Farm in Buena Park, California, with 23 slides and a wave pool. It needs its own ticket and opens select days from mid-May to early September.
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View park detailsThe park's published season ends on Labor Day (September 7 in 2026) each year, so its 2026 season is over. Check the official website for next season's dates. City-run outdoor aquatic center in Huber Heights, Ohio, with a lazy river, water slides and an activity pool. It opens each summer from Memorial Day weekend through Labor Day weekend, with day passes.
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View park detailsThe park lists August 22 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. Outdoor summer water park at the Asotin County Family Aquatic Center in Clarkston, Washington, with slides, a lazy river and a wave pool. Daily admission is sold; the park is seasonal.
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View park detailsThe city says Lakeview Water Park closed for the season after August 23, 2026. City-run outdoor water park in Lakeview Park, Nampa, Idaho, with a beach entry, spray features and a two-story slide. Entry is paid per two-hour session, and it is open in summer only.
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