Bynum is located in Hill county Texas with a geographic area of 0.1 square miles. The total population in Bynum is 321 with 55.5% male and 44.5% female. Children under age 5 represent 5.9% of the population, under age 18 equal 33.3% of the population and over age 65 is 9.3% of the population. The median household income is $50,500, per capita income is $16,837. There are a total of 90 housing units with 82.2% owner occupied. Education includes 30.0% of residents that are high school graduates and 11.1% with a bachelor's degree or higher. The average temperature in Bynum in the summer is 83 degrees, and in the winter 49 degrees.