Signal mountain is located in Hamilton county Tennessee with a geographic area of 8.4 square miles. The total population in Signal mountain is 8,574 with 47.4% male and 52.6% female. Children under age 5 represent 3.8% of the population, under age 18 equal 29.1% of the population and over age 65 is 22.6% of the population. The median household income is $109,611, per capita income is $52,979. There are a total of 3,176 housing units with 88.4% owner occupied. Education includes 2.5% of residents that are high school graduates and 72.7% with a bachelor's degree or higher. The average temperature in Signal mountain in the summer is 77 degrees, and in the winter 38 degrees.
