Gautier is located in Jackson county Mississippi with a geographic area of 30.3 square miles. The total population in Gautier is 18,436 with 50.2% male and 49.8% female. Children under age 5 represent 6.0% of the population, under age 18 equal 23.3% of the population and over age 65 is 14.0% of the population. The median household income is $51,382, per capita income is $25,842. There are a total of 6,789 housing units with 63.7% owner occupied. Education includes 23.1% of residents that are high school graduates and 26.9% with a bachelor's degree or higher. The average temperature in Gautier in the summer is 79 degrees, and in the winter 44 degrees.