Lexington is located in Oglethorpe county Georgia with a geographic area of 0.5 square miles. The total population in Lexington is 459 with 57.7% male and 42.3% female. Children under age 5 represent 0.0% of the population, under age 18 equal 37.3% of the population and over age 65 is 8.3% of the population. The median household income is $51,771, per capita income is $20,098. There are a total of 134 housing units with 68.7% owner occupied. Education includes 47.8% of residents that are high school graduates and 21.6% with a bachelor's degree or higher. The average temperature in Lexington in the summer is 76 degrees, and in the winter 42 degrees.