Brewster is located in Thomas county Kansas with a geographic area of 0.3 square miles. The total population in Brewster is 366 with 49.5% male and 50.5% female. Children under age 5 represent 22.4% of the population, under age 18 equal 30.3% of the population and over age 65 is 13.1% of the population. The median household income is $59,297, per capita income is $25,247. There are a total of 133 housing units with 71.4% owner occupied. Education includes 35.3% of residents that are high school graduates and 18.8% with a bachelor's degree or higher. The average temperature in Brewster in the summer is 73 degrees, and in the winter 32 degrees.