China is located in Kennebec county Maine with a geographic area of square miles. The total population in China is 4,288 with 48.5% male and 51.5% female. Children under age 5 represent 6.3% of the population, under age 18 equal 24.2% of the population and over age 65 is 13.5% of the population. The median household income is $73,917, per capita income is $35,216. There are a total of 1,757 housing units with 87.2% owner occupied. Education includes 32.7% of residents that are high school graduates and 38.1% with a bachelor's degree or higher. The average temperature in China in the summer is 68 degrees, and in the winter 25 degrees.