Mayo is located in Spartanburg county South carolina with a geographic area of 3.0 square miles. The total population in Mayo is 1,770 with 47.3% male and 52.7% female. Children under age 5 represent 1.8% of the population, under age 18 equal 19.8% of the population and over age 65 is 12.7% of the population. The median household income is $42,439, per capita income is $20,584. There are a total of 673 housing units with 95.5% owner occupied. Education includes 46.5% of residents that are high school graduates and 2.5% with a bachelor's degree or higher. The average temperature in Mayo in the summer is 77 degrees, and in the winter 43 degrees.