Collinsville is located in Henry county Virginia with a geographic area of 7.9 square miles. The total population in Collinsville is 7,019 with 47.7% male and 52.3% female. Children under age 5 represent 5.2% of the population, under age 18 equal 23.0% of the population and over age 65 is 18.9% of the population. The median household income is $40,710, per capita income is $21,115. There are a total of 2,897 housing units with 53.4% owner occupied. Education includes 28.7% of residents that are high school graduates and 22.1% with a bachelor's degree or higher. The average temperature in Collinsville in the summer is 71 degrees, and in the winter 35 degrees.
