Bonham is located in Fannin county Texas with a geographic area of 9.8 square miles. The total population in Bonham is 10,295 with 59.3% male and 40.7% female. Children under age 5 represent 5.1% of the population, under age 18 equal 20.0% of the population and over age 65 is 15.5% of the population. The median household income is $44,040, per capita income is $19,765. There are a total of 2,963 housing units with 54.7% owner occupied. Education includes 39.3% of residents that are high school graduates and 16.0% with a bachelor's degree or higher. The average temperature in Bonham in the summer is 80 degrees, and in the winter 49 degrees.