Monterey is located in Berkshire county Massachusetts with a geographic area of square miles. The total population in Monterey is 723 with 48.4% male and 51.6% female. Children under age 5 represent 0.7% of the population, under age 18 equal 8.0% of the population and over age 65 is 56.3% of the population. The median household income is $109,531, per capita income is $78,309. There are a total of 354 housing units with 94.9% owner occupied. Education includes 16.1% of residents that are high school graduates and 64.1% with a bachelor's degree or higher. The average temperature in Monterey in the summer is 70 degrees, and in the winter 30 degrees.