About Marietta
Marietta is located in Lancaster county Pennsylvania with a geographic area of 0.7 square miles. The total population in Marietta is 2,616 with 49.8% male and 50.2% female. Children under age 5 represent 8.6% of the population, under age 18 equal 21.3% of the population and over age 65 is 21.4% of the population. The median household income is $44,732, per capita income is $27,010. There are a total of 1,143 housing units with 68.9% owner occupied. Education includes 49.2% of residents that are high school graduates and 19.3% with a bachelor's degree or higher. The average temperature in Marietta in the summer is 73 degrees, and in the winter 33 degrees.