Dauphin is located in Dauphin county Pennsylvania with a geographic area of 0.4 square miles. The total population in Dauphin is 1,097 with 37.0% male and 63.0% female. Children under age 5 represent 4.0% of the population, under age 18 equal 23.8% of the population and over age 65 is 21.4% of the population. The median household income is $49,327, per capita income is $31,114. There are a total of 523 housing units with 77.8% owner occupied. Education includes 27.3% of residents that are high school graduates and 52.2% with a bachelor's degree or higher. The average temperature in Dauphin in the summer is 73 degrees, and in the winter 33 degrees.