Amarillo is located in Potter county Texas with a geographic area of 102.3 square miles. The total population in Amarillo is 199,225 with 49.3% male and 50.7% female. Children under age 5 represent 7.6% of the population, under age 18 equal 26.8% of the population and over age 65 is 13.8% of the population. The median household income is $52,941, per capita income is $28,927. There are a total of 76,778 housing units with 59.1% owner occupied. Education includes 26.3% of residents that are high school graduates and 24.6% with a bachelor's degree or higher. The average temperature in Amarillo in the summer is 77 degrees, and in the winter 49 degrees.