Signal Bay Waterpark is packed with almost 30,000 square feet of waterpark thrills in the heart of Manassas, VA!

Featuring a lazy river, exciting water slides, and a zero-depth-entry leisure pool with interactive water cannons, the park invites families to make their visit a full day of fun, with convenient amenities like concessions, shaded lounge areas, and clean shower facilities.

Signal Bay Waterpark is rolling out the splash mat for little splashers on Toddler Tuesdays! Hosted weekly on Tuesdays from July 7-28, 2026, kids ages 4 and under are invited to enjoy their activity pool — reserved just for them until 11:15 am. Admission is just $5, while infants under 12 months are free!

Please note: this special event will be canceled in case of inclement weather.