Washington township is located in Macomb county Michigan with a geographic area of square miles. The total population in Washington township is 992 with 50.1% male and 49.9% female. Children under age 5 represent 1.8% of the population, under age 18 equal 24.6% of the population and over age 65 is 17.2% of the population. The median household income is $57,688, per capita income is $21,857. There are a total of 367 housing units with 84.7% owner occupied. Education includes 43.3% of residents that are high school graduates and 10.6% with a bachelor's degree or higher. The average temperature in Washington township in the summer is 67 degrees, and in the winter 23 degrees.