Federal dam is located in Cass county Minnesota with a geographic area of 2.2 square miles. The total population in Federal dam is 122 with 40.2% male and 59.8% female. Children under age 5 represent 5.7% of the population, under age 18 equal 16.4% of the population and over age 65 is 21.3% of the population. The median household income is $51,570, per capita income is $36,218. There are a total of 76 housing units with 90.8% owner occupied. Education includes 77.6% of residents that are high school graduates and 2.6% with a bachelor's degree or higher. The average temperature in Federal dam in the summer is 66 degrees, and in the winter 9 degrees.