Cosby is located in Cocke county Tennessee with a geographic area of 5.5 square miles. The total population in Cosby is 723 with 40.2% male and 59.8% female. Children under age 5 represent 4.1% of the population, under age 18 equal 18.0% of the population and over age 65 is 26.8% of the population. The median household income is $36,645, per capita income is $21,345. There are a total of 307 housing units with 86.3% owner occupied. Education includes 40.4% of residents that are high school graduates and 22.1% with a bachelor's degree or higher. The average temperature in Cosby in the summer is 77 degrees, and in the winter 38 degrees.
