Our guest services department is full of party specialists! Please contact the Aquatics Manager to schedule your:
  • Employee picnic
  • Social event
  • School, teen & youth group party
  • Birthday celebration
  • After-hours rental

Group Reservations
We offer group discounts at the rate of $5.50/person for organized groups of 20+. Registration is required and space is limited. To register, use our Group Discount Contract.

Pavilion Rentals
Looking for somewhere to hold your next family gathering? We have several pavilions that are available for rentals. There is a two-hour minimum on all rentals. Admission to the park not included. Two-hour minimum on all rentals. Rental time includes all set up and clean up. Pavilion rentals have already begun for the summer season - June 2nd through September 3rd. Pavilions available on a first come, first serve basis on dates outside of the reservation period.
Please remember: Outside food, glass containers and alcoholic beverages are not permitted inside the park.
​Main ​$50
​Beach ​$50
​Children's Wading area ​$50
​Feature ​$50
​Treeline (outside park) ​$60
Exclusive Park Rentals
Looking for more room to hold your next gathering? We have exclusive rentals available before and after regular business hours. Exclusive rentals are great for employee picnics, school/youth groups, and social events. Rentals are available for groups from 1 – 500 people! Two-hour minimum on all rentals. Rates are according to staff presence needs. For more information and availability please call 703-680-7137.


(based on party size)

​1 - 100 people ​$325/hour
​101- 150 people ​$375/hour
​151 - 200 people ​$400/hour
​200 - 500 people ​$425/hour
Life Jackets
In order to ensure a safe summer, Waterworks has Coast Guard-approved life jackets available on a first come, first serve basis to borrow. (We only allow CG approved floatation devices). You may check these out at the Pool Operator Stand.
Waterworks has a full-service concession stand serving hot dogs, hamburgers, pizza, nachos, ice cream, sodas, snow cones, candy, popcorn, funnel cakes, and other treats. The concession stand opens one hour after the park opens and closes one hour before the park closes.