North myrtle beach is located in Horry county South carolina with a geographic area of 21.2 square miles. The total population in North myrtle beach is 16,684 with 49.5% male and 50.5% female. Children under age 5 represent 4.1% of the population, under age 18 equal 11.1% of the population and over age 65 is 36.2% of the population. The median household income is $61,390, per capita income is $42,813. There are a total of 7,897 housing units with 78.4% owner occupied. Education includes 21.3% of residents that are high school graduates and 41.3% with a bachelor's degree or higher. The average temperature in North myrtle beach in the summer is 77 degrees, and in the winter 43 degrees.