Beaver dam is located in Dodge county Wisconsin with a geographic area of 7.3 square miles. The total population in Beaver dam is 16,322 with 51.5% male and 48.5% female. Children under age 5 represent 4.2% of the population, under age 18 equal 20.6% of the population and over age 65 is 17.4% of the population. The median household income is $55,551, per capita income is $30,729. There are a total of 7,274 housing units with 53.3% owner occupied. Education includes 37.3% of residents that are high school graduates and 21.3% with a bachelor's degree or higher. The average temperature in Beaver dam in the summer is 69 degrees, and in the winter 17 degrees.