Silsbee is located in Hardin county Texas with a geographic area of 7.7 square miles. The total population in Silsbee is 6,642 with 42.1% male and 57.9% female. Children under age 5 represent 6.6% of the population, under age 18 equal 26.8% of the population and over age 65 is 19.2% of the population. The median household income is $51,563, per capita income is $25,259. There are a total of 2,441 housing units with 66.0% owner occupied. Education includes 40.2% of residents that are high school graduates and 14.9% with a bachelor's degree or higher. The average temperature in Silsbee in the summer is 83 degrees, and in the winter 49 degrees.