Somerville is located in Burleson county Texas with a geographic area of 3.0 square miles. The total population in Somerville is 1,226 with 49.3% male and 50.7% female. Children under age 5 represent 4.7% of the population, under age 18 equal 22.3% of the population and over age 65 is 23.0% of the population. The median household income is $49,643, per capita income is $25,798. There are a total of 438 housing units with 76.3% owner occupied. Education includes 44.3% of residents that are high school graduates and 18.9% with a bachelor's degree or higher. The average temperature in Somerville in the summer is 84 degrees, and in the winter 49 degrees.