San benito is located in Cameron county Texas with a geographic area of 15.8 square miles. The total population in San benito is 24,259 with 47.6% male and 52.4% female. Children under age 5 represent 6.9% of the population, under age 18 equal 29.4% of the population and over age 65 is 16.7% of the population. The median household income is $30,565, per capita income is $13,888. There are a total of 7,535 housing units with 66.6% owner occupied. Education includes 31.3% of residents that are high school graduates and 12.1% with a bachelor's degree or higher. The average temperature in San benito in the summer is 84 degrees, and in the winter 49 degrees.