Hatfield is located in Hampshire county Massachusetts with a geographic area of 2.5 square miles. The total population in Hatfield is 1,154 with 43.1% male and 56.9% female. Children under age 5 represent 0.8% of the population, under age 18 equal 11.3% of the population and over age 65 is 28.6% of the population. The median household income is $80,417, per capita income is $46,971. There are a total of 519 housing units with 62.6% owner occupied. Education includes 28.7% of residents that are high school graduates and 35.5% with a bachelor's degree or higher. The average temperature in Hatfield in the summer is 70 degrees, and in the winter 30 degrees.