7 listed water parks within 50 miles of the Washington, District of Columbia city center (U.S. Census reference point), nearest first. 7 parks are in a neighboring state. Distances are straight-line miles, not driving distances. Parks without a confirmed map point are not included.
Indoor 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 detailsThe published 2026 season ended September 7, 2026. Check the official calendar for the next season. Summer water park run by the Fairfax County Park Authority at Lake Fairfax Park in Reston, Virginia. Day tickets are sold online in advance or at the gate, with lower prices for county residents.
Check official prices
View park detailsThe Water Park is closed for the season and will reopen on May 29, 2027. City-run outdoor water park inside Bohrer Park in Gaithersburg. Daily admission is sold to city and Montgomery County residents, and it opens for a summer season.
Check official prices
View park detailsOutdoor water park in Algonkian Regional Park, Sterling, with two slides, a play structure and a splash pad. Daily admission is sold at the gate.
Daily admission sold at the gate
View park detailsCity-run 27,000 square foot water park in Signal Hill Park with a zero-depth leisure pool, slides and a lazy river. Daily rates depend on height and day, and punch passes are sold.
Daily rates vary by height and day
View park detailsThe park is closed for the 2026 season and plans to reopen in summer 2027. Outdoor summer water park in Manassas with slides, a lazy river, an activity pool and a children's area. Parking is free, and the park has closed for the 2026 season.
Check official prices
View park detailsRegional-park water park at Bull Run Regional Park in Centreville with two waterslides, a main pool and a play structure with a dumping bucket. Daily admission is sold at the gate.
Daily admission sold at the gate
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