Avenal is located in Kings county California with a geographic area of 19.5 square miles. The total population in Avenal is 13,033 with 61.0% male and 39.0% female. Children under age 5 represent 8.5% of the population, under age 18 equal 30.8% of the population and over age 65 is 4.9% of the population. The median household income is $49,781, per capita income is $12,128. There are a total of 2,752 housing units with 47.5% owner occupied. Education includes 14.8% of residents that are high school graduates and 9.0% with a bachelor's degree or higher. The average temperature in Avenal in the summer is 76 degrees, and in the winter 43 degrees.