Richmond is located in Fort bend county Texas with a geographic area of 4.9 square miles. The total population in Richmond is 12,592 with 47.6% male and 52.4% female. Children under age 5 represent 4.7% of the population, under age 18 equal 19.7% of the population and over age 65 is 13.3% of the population. The median household income is $50,980, per capita income is $24,140. There are a total of 4,231 housing units with 53.2% owner occupied. Education includes 21.8% of residents that are high school graduates and 18.5% with a bachelor's degree or higher. The average temperature in Richmond in the summer is 83 degrees, and in the winter 49 degrees.