Template:Infobox settlement Risdam is a northwestern neighborhood of the city of Hoorn, Netherlands. It had a population of around 18,000. The name derives from the name Risdam Rijsdam, a historic waterway along the Keern. The northern part of the Rijsdam itself was formerly called Keern. Today it is split into the areas of Risdam-Noord and Risdam-Zuid.
In Risdam has two parks, the Risdammerhout and Risdam-Noord Park, and the shopping center Huesmolen. On the south side of the neighborhood is the site of the old industrial center of Aalstweg . It grew up in the 1970s and 1980s as a residential area.
At the edge of the district is a sports and leisure centre with a skating rink and cinema.