Amwell township is located in Washington county Pennsylvania with a geographic area of square miles. The total population in Amwell township is 3,661 with 50.2% male and 49.8% female. Children under age 5 represent 6.0% of the population, under age 18 equal 17.1% of the population and over age 65 is 19.5% of the population. The median household income is $78,470, per capita income is $38,755. There are a total of 1,513 housing units with 89.2% owner occupied. Education includes 42.4% of residents that are high school graduates and 16.3% with a bachelor's degree or higher. The average temperature in Amwell township in the summer is 73 degrees, and in the winter 33 degrees.