Jekyll island is located in Glynn county Georgia with a geographic area of 9.0 square miles. The total population in Jekyll island is 1,116 with 33.3% male and 66.7% female. Children under age 5 represent 0.0% of the population, under age 18 equal 0.0% of the population and over age 65 is 38.4% of the population. The median household income is $59,820, per capita income is $42,958. There are a total of 636 housing units with 77.8% owner occupied. Education includes 19.8% of residents that are high school graduates and 41.2% with a bachelor's degree or higher. The average temperature in Jekyll island in the summer is 76 degrees, and in the winter 42 degrees.