Billing Aquadrome is a leisure park in Great Billing, in the eastern district of Northampton, England. Facilities within the 235-acre (1 km²) park, which is based around various mature gravel pits, include a caravan site, marina and funfair. It is also home to a variety of shows throughout the year, which are often car or motorsport related, such as the world's largest annual Land Rover show and the American Car Show. It also hosts the Northampton Balloon Festival.

At the edge of the park is Billing Mill, a family pub, which is housed in a converted water-mill.