Bellville is located in Austin county Texas with a geographic area of 2.7 square miles. The total population in Bellville is 4,228 with 52.5% male and 47.5% female. Children under age 5 represent 5.1% of the population, under age 18 equal 22.0% of the population and over age 65 is 23.6% of the population. The median household income is $50,551, per capita income is $22,501. There are a total of 1,614 housing units with 57.5% owner occupied. Education includes 28.6% of residents that are high school graduates and 25.1% with a bachelor's degree or higher. The average temperature in Bellville in the summer is 83 degrees, and in the winter 49 degrees.