Atlanta is located in Hamilton county Indiana with a geographic area of 0.3 square miles. The total population in Atlanta is 859 with 47.0% male and 53.0% female. Children under age 5 represent 5.4% of the population, under age 18 equal 31.2% of the population and over age 65 is 11.4% of the population. The median household income is $53,026, per capita income is $21,076. There are a total of 304 housing units with 87.8% owner occupied. Education includes 36.5% of residents that are high school graduates and 4.9% with a bachelor's degree or higher. The average temperature in Atlanta in the summer is 73 degrees, and in the winter 29 degrees.