Dequincy is located in Calcasieu county Louisiana with a geographic area of 3.2 square miles. The total population in Dequincy is 3,087 with 51.5% male and 48.5% female. Children under age 5 represent 10.7% of the population, under age 18 equal 32.6% of the population and over age 65 is 16.0% of the population. The median household income is $71,320, per capita income is $23,465. There are a total of 849 housing units with 63.0% owner occupied. Education includes 32.6% of residents that are high school graduates and 12.5% with a bachelor's degree or higher. The average temperature in Dequincy in the summer is 80 degrees, and in the winter 51 degrees.