Lebanon is located in Marshall county Oklahoma with a geographic area of 3.1 square miles. The total population in Lebanon is 253 with 47.8% male and 52.2% female. Children under age 5 represent 6.3% of the population, under age 18 equal 16.6% of the population and over age 65 is 30.4% of the population. The median household income is $39,444, per capita income is $19,377. There are a total of 100 housing units with 78.0% owner occupied. Education includes 53.0% of residents that are high school graduates and 14.0% with a bachelor's degree or higher. The average temperature in Lebanon in the summer is 80 degrees, and in the winter 42 degrees.