Monterey is located in Putnam county Tennessee with a geographic area of 3.0 square miles. The total population in Monterey is 2,865 with 52.5% male and 47.5% female. Children under age 5 represent 8.8% of the population, under age 18 equal 36.0% of the population and over age 65 is 12.3% of the population. The median household income is $31,826, per capita income is $14,137. There are a total of 865 housing units with 40.9% owner occupied. Education includes 42.4% of residents that are high school graduates and 7.1% with a bachelor's degree or higher. The average temperature in Monterey in the summer is 77 degrees, and in the winter 38 degrees.