Portsmouth is located in Newport county Rhode island with a geographic area of square miles. The total population in Portsmouth is 17,332 with 49.2% male and 50.8% female. Children under age 5 represent 3.2% of the population, under age 18 equal 19.6% of the population and over age 65 is 24.5% of the population. The median household income is $99,157, per capita income is $58,865. There are a total of 7,314 housing units with 79.6% owner occupied. Education includes 13.9% of residents that are high school graduates and 58.8% with a bachelor's degree or higher. The average temperature in Portsmouth in the summer is 69 degrees, and in the winter 33 degrees.
