Princeton is located in Franklin county Kansas with a geographic area of 0.4 square miles. The total population in Princeton is 209 with 51.2% male and 48.8% female. Children under age 5 represent 8.6% of the population, under age 18 equal 26.3% of the population and over age 65 is 17.7% of the population. The median household income is $46,250, per capita income is $21,398. There are a total of 84 housing units with 84.5% owner occupied. Education includes 29.8% of residents that are high school graduates and 10.7% with a bachelor's degree or higher. The average temperature in Princeton in the summer is 78 degrees, and in the winter 32 degrees.