Mcalester is located in Pittsburg county Oklahoma with a geographic area of 17.9 square miles. The total population in Mcalester is 18,042 with 52.9% male and 47.1% female. Children under age 5 represent 6.3% of the population, under age 18 equal 23.2% of the population and over age 65 is 15.8% of the population. The median household income is $43,174, per capita income is $24,768. There are a total of 7,097 housing units with 62.2% owner occupied. Education includes 32.5% of residents that are high school graduates and 21.9% with a bachelor's degree or higher. The average temperature in Mcalester in the summer is 81 degrees, and in the winter 42 degrees.