Manchester is located in Meriwether county Georgia with a geographic area of 8.0 square miles. The total population in Manchester is 3,982 with 44.9% male and 55.1% female. Children under age 5 represent 10.1% of the population, under age 18 equal 31.6% of the population and over age 65 is 11.7% of the population. The median household income is $34,745, per capita income is $17,631. There are a total of 1,557 housing units with 48.0% owner occupied. Education includes 41.6% of residents that are high school graduates and 9.4% with a bachelor's degree or higher. The average temperature in Manchester in the summer is 76 degrees, and in the winter 42 degrees.