Sweetwater is located in Roger mills county Oklahoma with a geographic area of 15.9 square miles. The total population in Sweetwater is 127 with 40.2% male and 59.8% female. Children under age 5 represent 7.9% of the population, under age 18 equal 28.3% of the population and over age 65 is 15.7% of the population. The median household income is $39,000, per capita income is $22,475. There are a total of 70 housing units with 51.4% owner occupied. Education includes 22.9% of residents that are high school graduates and 20.0% with a bachelor's degree or higher. The average temperature in Sweetwater in the summer is 80 degrees, and in the winter 42 degrees.