Cumberland is located in Marion county Indiana with a geographic area of 2.8 square miles. The total population in Cumberland is 5,840 with 49.6% male and 50.4% female. Children under age 5 represent 4.0% of the population, under age 18 equal 26.7% of the population and over age 65 is 13.3% of the population. The median household income is $67,241, per capita income is $32,751. There are a total of 2,348 housing units with 75.7% owner occupied. Education includes 19.8% of residents that are high school graduates and 35.3% with a bachelor's degree or higher. The average temperature in Cumberland in the summer is 73 degrees, and in the winter 29 degrees.