Phillipsburg is located in Warren county New jersey with a geographic area of 3.2 square miles. The total population in Phillipsburg is 14,303 with 48.0% male and 52.0% female. Children under age 5 represent 4.7% of the population, under age 18 equal 20.9% of the population and over age 65 is 15.1% of the population. The median household income is $54,583, per capita income is $27,512. There are a total of 6,135 housing units with 57.7% owner occupied. Education includes 41.3% of residents that are high school graduates and 20.0% with a bachelor's degree or higher. The average temperature in Phillipsburg in the summer is 73 degrees, and in the winter 34 degrees.