Carlinville is located in Macoupin county Illinois with a geographic area of 3.4 square miles. The total population in Carlinville is 5,645 with 48.2% male and 51.8% female. Children under age 5 represent 6.5% of the population, under age 18 equal 21.2% of the population and over age 65 is 23.4% of the population. The median household income is $46,754, per capita income is $24,429. There are a total of 2,155 housing units with 67.0% owner occupied. Education includes 27.3% of residents that are high school graduates and 28.9% with a bachelor's degree or higher. The average temperature in Carlinville in the summer is 75 degrees, and in the winter 27 degrees.
