North branford is located in New haven county Connecticut with a geographic area of square miles. The total population in North branford is 14,147 with 50.4% male and 49.6% female. Children under age 5 represent 4.0% of the population, under age 18 equal 17.0% of the population and over age 65 is 21.8% of the population. The median household income is $96,019, per capita income is $51,275. There are a total of 5,552 housing units with 86.0% owner occupied. Education includes 32.7% of residents that are high school graduates and 35.0% with a bachelor's degree or higher. The average temperature in North branford in the summer is 68 degrees, and in the winter 27 degrees.