Harlem is located in Columbia county Georgia with a geographic area of 6.5 square miles. The total population in Harlem is 3,267 with 42.2% male and 57.8% female. Children under age 5 represent 10.0% of the population, under age 18 equal 36.1% of the population and over age 65 is 10.7% of the population. The median household income is $45,212, per capita income is $25,504. There are a total of 1,071 housing units with 59.9% owner occupied. Education includes 36.7% of residents that are high school graduates and 18.1% with a bachelor's degree or higher. The average temperature in Harlem in the summer is 78 degrees, and in the winter 42 degrees.
