Marietta is a medium-sized city located in the state of Ohio. With a population of 13,039 people and ten associated neighborhoods, Marietta is the 139th largest community in Ohio. Marietta has an unusually large stock of pre-World War II architecture, making it one of the older and more historic cities.

A relatively large number of people in Marietta telecommute to their jobs. Overall, about 8.64% of the workforce works from home. While this may seem like a small number, as a fraction of the total workforce it ranks among the highest in the country. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

Residents of the city have the good fortune of having one of the shortest daily commutes compared to the rest of the country. On average, they spend only 16.39 minutes getting to work every day.

The overall education level of Marietta is somewhat higher than in the average US city of 21.84%: 28.64% of adults 25 and older in the city have at least a bachelor's degree.

The per capita income in Marietta in 2022 was $32,127, which is middle income relative to Ohio, and lower middle income relative to the rest of the US. This equates to an annual income of $128,508 for a family of four. However, Marietta contains both very wealthy and poor people as well.

The people who call Marietta home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Marietta residents report their race to be White, followed by Black or African-American. Important ancestries of people in Marietta include German, Irish, English, Italian, and Polish.

The most common language spoken in Marietta is English. Other important languages spoken here include Italian and Greek.