7 listed water parks within 50 miles of the Irvine, California city center (U.S. Census reference point), nearest first. Distances are straight-line miles, not driving distances. Parks without a confirmed map point are not included.
The published 2026 season ended October 11, 2026. Check the official calendar for the next season. Outdoor water park in Irvine with a wave pool, lazy river and kids play areas. In fall 2026 it opens on weekends only, through October 11.
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View park detailsIndoor resort water park at Great Wolf Lodge in Garden Grove near Anaheim, California, heated year-round. Overnight guests get access, and full-day and half-day passes are sold.
Day passes from $40
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 published 2026 season ended September 26, 2026. Check the official calendar for the next season. City-run pirate-themed water park at the Splash! La Mirada aquatics center with slides, a river channel and kids play areas. It is seasonal, and day pass prices depend on height and day of week.
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View park detailsThe park's website still shows a notice that its 2025 season has ended and does not list 2026 or 2027 dates. Large outdoor water park in San Dimas with a water coaster, wave pool, lazy river and kids play area. The fall 2026 calendar shows it open on weekends only.
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View park detailsThe published 2026 season ended October 4, 2026. Check the official calendar for the next season. Water park in Vista, California, with a slide tower, a FlowRider and cabanas. General admission tickets are sold per day, and the park runs weekends only until early October 2026.
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View park detailsLEGO Chima Water Park is closed for the season; the main water park is open weekends until October 25. Outdoor water park inside LEGOLAND California in Carlsbad. Entry needs a same-day ticket covering both the theme park and the water park, such as a Resort Hopper.
Needs Resort Hopper ticket
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