Rehoboth beach is located in Sussex county Delaware with a geographic area of 1.2 square miles. The total population in Rehoboth beach is 1,588 with 52.2% male and 47.8% female. Children under age 5 represent 0.0% of the population, under age 18 equal 4.5% of the population and over age 65 is 40.6% of the population. The median household income is $117,083, per capita income is $130,589. There are a total of 903 housing units with 82.1% owner occupied. Education includes 3.7% of residents that are high school graduates and 76.1% with a bachelor's degree or higher. The average temperature in Rehoboth beach in the summer is 75 degrees, and in the winter 35 degrees.