Marietta is located in South Carolina. Marietta, South Carolina has a population of 6,361. Marietta is less family-centric than the surrounding county with 20% households with children. The county percentage for households with children is 29%.
The median household income in Marietta, South Carolina is $53,005. The median household income for the surrounding county is $63,470 compared to the national median of $66,222. The median age of people living in Marietta is 43.9 years.
The average high temperature in July is 78.8 degrees, with an average low temperature in January of 27.6 degrees. The annual precipitation is 59.97.