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Om Monmouth
Monmouth is located in Kennebec county Maine with a geographic area of square miles. The total population in Monmouth is 4,129 with 53.2% male and 46.8% female. Children under age 5 represent 5.0% of the population, under age 18 equal 20.0% of the population and over age 65 is 16.0% of the population. The median household income is $65,385, per capita income is $30,116. There are a total of 1,788 housing units with 80.0% owner occupied. Education includes 29.0% of residents that are high school graduates and 29.1% with a bachelor's degree or higher. The average temperature in Monmouth in the summer is 68 degrees, and in the winter 25 degrees.