Beaver Dam is a town in Dodge County, Wisconsin, United States.

The unincorporated communities of Beaver Edge, Leipsig and Sunset Beach are located in the town.

The community is at the southeast end of Beaver Dam Lake.

At the 2020 census,[2] there were 4,062 people, 1,757 households, and 1,643 families residing in the town.

20.1% of all households were made up of individuals and 7.8% had someone living alone who was 65 years of age or older.