Northwood is located in Rockingham county New hampshire with a geographic area of square miles. The total population in Northwood is 4,316 with 46.1% male and 53.9% female. Children under age 5 represent 5.3% of the population, under age 18 equal 17.9% of the population and over age 65 is 21.5% of the population. The median household income is $94,141, per capita income is $39,479. There are a total of 1,691 housing units with 86.2% owner occupied. Education includes 23.5% of residents that are high school graduates and 36.5% with a bachelor's degree or higher. The average temperature in Northwood in the summer is 68 degrees, and in the winter 23 degrees.
