Plainfield is located in Washington county Vermont with a geographic area of 0.5 square miles. The total population in Plainfield is 415 with 48.9% male and 51.1% female. Children under age 5 represent 7.7% of the population, under age 18 equal 18.1% of the population and over age 65 is 6.7% of the population. The median household income is $37,170, per capita income is $27,187. There are a total of 212 housing units with 24.5% owner occupied. Education includes 10.8% of residents that are high school graduates and 31.6% with a bachelor's degree or higher. The average temperature in Plainfield in the summer is 65 degrees, and in the winter 19 degrees.
