Coleman is located in Johnston county Oklahoma with a geographic area of 3.8 square miles. The total population in Coleman is 327 with 53.8% male and 46.2% female. Children under age 5 represent 4.6% of the population, under age 18 equal 15.9% of the population and over age 65 is 10.4% of the population. The median household income is $46,250, per capita income is $24,940. There are a total of 152 housing units with 59.9% owner occupied. Education includes 40.1% of residents that are high school graduates and 6.6% with a bachelor's degree or higher. The average temperature in Coleman in the summer is 80 degrees, and in the winter 42 degrees.