Dyer is located in Crawford county Arkansas with a geographic area of 2.9 square miles. The total population in Dyer is 863 with 55.9% male and 44.1% female. Children under age 5 represent 3.6% of the population, under age 18 equal 19.5% of the population and over age 65 is 14.0% of the population. The median household income is $54,167, per capita income is $24,071. There are a total of 356 housing units with 80.3% owner occupied. Education includes 18.3% of residents that are high school graduates and 14.3% with a bachelor's degree or higher. The average temperature in Dyer in the summer is 78 degrees, and in the winter 37 degrees.