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Marietta, Georgia

  •   State: 
    Cobb County
      County FIPS: 
    33°57′12″N 84°32′26″W
      Area total: 
    23.53 sq mi (60.94 km²)
      Area land: 
    23.45 sq mi (60.74 km²)
      Area water: 
    0.08 sq mi (0.20 km²)
    1,129 ft (344 m)
    1824; Settled Before 1824; 199 years ago ( 1824 ) Legally recognized December 19, 1834; 188 years ago ( 1834-12-19 ); Incorporated 1852; 171 years ago ( 1852 )
  •   Latitude: 
      Dman name cbsa: 
    Atlanta-Sandy Springs-Alpharetta, GA
    Eastern Standard Time (EST) UTC-5:00; Eastern Daylight Time (EDT) UTC-4:00
      ZIP codes: 

    Marietta, Cobb County, Georgia, United States

  •   Population: 
      Population density: 
    2,599.86 residents per square mile of area (1,003.80/km²)
      Household income: 
      Unemployment rate: 
  •   Sales taxes: 
      Income taxes: 

Marietta is a city in and the county seat of Cobb County, Georgia, United States. At the 2020 census, the city had a population of 60,972. The 2019 estimate was 60,867, making it one of Atlanta's largest suburbs. It is believed that the city was named for Mary Cobb, the wife of the U.S. Senator and Superior Court judge Thomas Willis Cobb. The county is named for Cobb. In 1892, Marietta established a public school system for white students. It did not provide a high school for black students until 1924 when Booker T. Washington High School opened in Atlanta. The city was selected as the hub for the new Western and Atlantic Railroad and business boomed. During the 1850s, fire destroyed much of the city on three separate occasions. General William Tecumseh Sherman invaded the town during the Atlanta Campaign in summer 1864. In November 1864, General Hugh Kilpatrick set the town ablaze, the first strike in Sherman's March to the Sea. In August 1915, Frank Frank, a Jewish-American superintendent of the National Pencil Company in Atlanta, had been convicted of the murder of Mary-Leo Phagan, 13-year-old worker of the factory. He was lynched at 1200 Roswell Road on August 17, 1915, just east of MarietTA. The town is located in the Sope Cemetery, with the graves of over 3,000 Confederate soldiers killed during the Battle of Atlanta.


Marietta was named for Mary Cobb, the wife of the U.S. Senator and Superior Court judge Thomas Willis Cobb. Early settlers built homes near the Cherokee town of Big Shanty (now Kennesaw) before 1824. The Georgia General Assembly legally recognized the community on December 19, 1834. The city was initially selected as the hub for the new Western and Atlantic Railroad and business boomed. During the 1850s, fire destroyed much of the city on three separate occasions. In 1892, the city established a public school system. It included a Marietta High School for white students. The state of Georgia did not provide a high school for black students until 1924 when T. Washington Washington (Georgia) High School opened in Atlanta. Leo Frank, a Jewish superintendent of the National-American Pencil Company in Atlanta, was lynched at Roswell Road on August 17, 1915, because of problems with his death sentence. He had been convicted of the murder of one of his factory workers, 13-year-old Mary Phagan, and was portrayed as sexually depraved and captured the public's attention in sensational press coverage. The town is home to the Georgia Military Institute, which was built in 1851 and the first bank opened in 1855. It is also the site of the famous Great Locomotive Chase, in which James Andrews and his men tried to hijack a train and destroy the railroad on their way to Chattanooga, Georgia. In November 1864, General Hugh Kilpatrick set the town ablaze, the first strike in Sherman's March to the Sea.


Marietta is located in Cobb County, Georgia, between Kennesaw and Smyrna. U.S. Route 41 and State Route 3 run through the city. Marietta has a humid subtropical climate (Köppen climate classification Cfa). It falls under the USDA 7b Plant Hardiness zone. The city has a total area of 23.2 square miles (60.0 km²), of which 23.1 square miles is land and 0.077 square mile (0.38 km²) is water. It has a population of 2,816. It is located near the center of the Cobb County area, between the towns of Kennesawsville and Smyrna, and between the cities of Cartersville and Atlanta. It also has access to Interstate 75 through the eastern part of the city, with exits 261, 263, 265, and 267. The nearest major city is Atlanta, which is 20 miles (32 km) to the southeast. The closest major city to the city is Cartersville, about 24 miles (39 km) away. The town's population is 2,715. It was the site of the World War II Battle of the Bulge, which took place in World War I, and is now known as the "Battle of Atlanta" The city is located on the banks of the Chattahoochee River, which runs through the east end of Cobb County. It's also near the town of Sandy Springs, which lies to the west.


As of the 2020 U.S. census, there were 60,972 people, 24,554 households, and 13,788 families residing in the city. The racial make-up was 52.7% White, 31.5% African American, 3.0% Asian, 0.1% Pacific Islander, 9.1%. Hispanic or Latino of any race were 20.6% of the population. The average household size was 2.39, and the average family size was 3.05. The median age was 30 years. For every 100 females age 18 and over,there were 100.3 males. The city has a population of 56,641 people and 22,261 households. The population density was 2,684.1 per square mile (1,036.3/km²). There were 25,227 housing units at an average density of 1,152.6 per squaremile (445.0/ km²). The city is located on the Ohio River, which runs through the city's downtown area. The Ohio River is a tributary of the Mississippi River. The river flows through the center of the city and into the Ohio Valley. It is also known as the "Ohio River Valley" because it runs through many of the town's downtown areas. The town's name is derived from the river's name, which means "Ohio river" or "Ohio valley". The city's name also comes from the state of Ohio, which was once known as "Ohio".


The city of Marietta is organized under a form of government consisting of a Mayor, City Council, and City Manager. The City Council is made up of representatives elected from each of seven single-member districts within the city. The Mayor and City Council appoint members of the community to sit on the city's various boards and commissions, ensuring that a broad cross-section of the town is represented in the city government. The Council-Manager relationship is comparable to that of a Board of Directors and CEO in a private company or corporation. There are seven councilmen, each representing a separate ward. The number of terms a member may serve are unlimited. The city was incorporated as a village in 1834 and as a city in 1852. It is located on the banks of the Ohio River and is located near the Ohio and Ohio Turnpike. It has a population of around 100,000, with the majority of its residents living in the central part of the city, which is around 30 miles from the city center. The mayor is elected for a four-year term, and there is a City Manager, who is responsible for all city operations. The council also appoints the city attorney, the city Clerk, and the City Manager's chief executive officer, who serves as the city manager's chief legal officer and maintains all city records. It was established as a town in 1833, and became a city on January 1, 1852, when it was granted city status by the state of Ohio.


The median household income in Marietta was $40,645. The median family income was $47,340. About 11.5% of families and 15.7% of the population were below the poverty line. Dobbins Air Reserve Base and a Lockheed Martin manufacturing plant are among the major industries in the city. The top employers within the city were: Lockheed Georgia Employees Credit Union and Dobbinson's Air Force Base, according to the city's 2010 Comprehensive Annual Financial Report. The city is home to the U.S. Air Force National Guard and the Georgia Air National Guard Auxiliary, which is based in the south side of town. It is also home to Georgia State University and the University of Georgia, which are based on the north side of the city, and the College of Arts and Sciences, which was founded in 1883. The U.N. World Economic Forum has a branch in Marieta. It has a mission to promote peace and stability in the world. It also has a goal to promote economic growth and prosperity for all its citizens. The goal is to create a more peaceful, prosperous, and prosperous world for all of its citizens, including its citizens and visitors. It aims to make the world a better place for all people to live and work in, and to make a positive difference in the lives of those who live in it. It wants to be a place where all people can have a better quality of life and a better life for all.


Cobb County's Transit System and Xpress GA Buses serve the City. CSX freight trains between Atlanta and Chattanooga (Western & Atlantic Subdivision) still run a block west of the town square, past the 1898-built former railroad depot (now the Visitor Center) The city operates Marietta Power under the auspices of the Board of Lights & Water. State routes 3, 5, and 120 also run through the eastern part of the city. U.S. 41 runs through the city, as does Interstate 75. The city is located on the banks of the Chattahoochee River, a tributary of the Little River, which flows into the Chattooga River. The Chattoochee and Little River Rivers, which flow into the Little river, are the city's main water supply. The Little River and Little Rivers are also the source of the Cobb County Water System, which provides water to the city and surrounding areas of Cobb County. The Cobb County Sewer and Water System provides water and sewer service to the City and its surrounding areas. The City's water supply is owned and operated by Cobb County Power & Water, which is based in Cobb County, Georgia. It is also owned by the City of Cobb, which has its own power and water distribution system. The town has a population of about 2,000 people, about one-third of whom live in the eastern half of the community. The majority of residents live in or near the town center.


Marietta is home to the Marietta City Schools. The school system employs 1,200 people. It is an International Baccalaureate (IB) World School district. Kennesaw State University, formerly known as Southern Polytechnic State University (SPSU), and Life University are located in the town. The Walker School is a private pre-kindergarten through 12th-grade school. It competes in the Georgia High School Association Class A (Region 6) athletic division while Marietna and Wheeler compete in Class AAAAAA (Regions 4 and 5, respectively). It is also home to A.L. Burruss, Dunleith, Hickory Hills, Lockheed, MarietTA Center for Advanced Academics, Park Street, Sawyer Road, and West Side. MCS is one of only a few school systems nationwide able to provide the full IB (K-12) continuum. In 2008, MCS became only the second IB World School school district in Georgia authorized to offer the IB Middle Years Program (MYP) for grades 6-10. MCS serves more than 20,000 students in more than 90 programs of study. The town is the home of the Georgia State Museum, which is located on the outskirts of the city. The city is also the site of the National Museum of Natural History, which was founded in 1881 and is located in downtown Atlanta. The museum is on the grounds of the former Georgia State University.


The city has six historic districts, some on the National Register of Historic Places. Downtown is the town square and former location of the county courthouse. The Marietta Gone with the Wind Museum houses a collection of memorabilia related to the book and the film. The 2014 film Dumb and Dumber To filmed a scene in the city. The city's Strand Theatre has been renovated back to its original design and features live theatre, concerts, classic films, and other events. The Kennesaw House is one of only four buildings in Marietna not burned to the ground in Sherman's March to the Sea. The Big Chicken is a landmark on U.S. 41 and is home to the Cobb County Museum of Art. The 1995 Disney film Gordy was filmed in the town and was shot on location in the Mariettta Square. The town is located on the banks of the Chattahoochee River, which runs through the center of the city and into Cobb County. The Cobb County Zoo is located in the downtown area and is the home of the Cobb Museum of History and Art, which exhibits the history of Cobb County and the city of Mariette. It is also the site of the annual Cobb County Farmers' Market, which takes place on the last Sunday of each month. The county's largest employer is Cobb County, which has a population of about 6,000. The state's largest private employer is Mariettas, with a total population of more than 4,000, including about 2,000 businesses.

Air Quality, Water Quality, Superfund Sites & UV Index

The Air Quality index is in Marietta, Cobb County, Georgia = 20. These Air Quality index is based on annual reports from the EPA. Higher values are better (100=best). The number of ozone alert days is used as an indicator of air quality, as are the amounts of seven pollutants including particulates, carbon monoxide, sulfur dioxide, lead, and volatile organic chemicals. The Water Quality Index is 40. A measure of the quality of an area’s water supply as rated by the EPA. Higher values are better (100=best). The EPA has a complex method of measuring the watershed quality, using 15 indicators such as pollutants, turbidity, sediments, and toxic discharges. The Superfund Sites Index is 89. Higher is better (100=best). Based upon the number and impact of EPA Superfund pollution sites in the county, including spending on the cleanup efforts. The UV Index in Marietta = 4.9 and is a measure of an area's exposure to the sun's ultraviolet rays. This is most often a combination of sunny weather, altitude, and latitude. The UV Index has been defined by the WHO ( and is uniform worldwide.


The most recent city population of 60,972 individuals with a median age of 34 age the population grows by 7.61% in Marietta, Cobb County, Georgia population since 2000 and are distributed over a density of 2,599.86 residents per square mile of area (1,003.80/km²). There are average 2.42 people per household in the 25,094 households with an average household income of $45,540 a year. The unemployment rate in Alabama is 9.50% of the available work force and has dropped -6.39% over the most recent 12-month period and the projected change in job supply over the next decade based on migration patterns, economic growth, and other factors will increase by 17.72%. The number of physicians in Marietta per 100,000 population = 165.3.


The annual rainfall in Marietta = 56.1 inches and the annual snowfall = 0.7 inches. The annual number of days with measurable precipitation (over .01 inch) = 107. The average number of days per year that are predominantly sunny = 217. 89 degrees Fahrenheit is the average daily high temperature for the month of July and 28.1 degrees Fahrenheit is the average daily low temperature for the month of January. The Comfort Index (higher=better) is 35, where higher values mean a more pleasant climate. The Comfort Index measure recognizes that humidity by itself isn't the problem. (Have you noticed nobody ever complains about the weather being 'cold and humid?) It's in the summertime that we notice the humidity the most, when it's hot and muggy. Our Comfort Index uses a combination of afternoon summer temperature and humidity to closely predict the effect that the humidity will have on people.

Median Home Cost

The percentage of housing units in Marietta, Cobb County, Georgia which are owned by the occupant = 36.95%. A housing unit is a house, apartment, mobile home, or room occupied as separate living quarters. The average age of homes = 26 years with median home cost = $186,910 and home appreciation of -5.08%. This is the value of the years most recent home sales data. Its important to note that this is not the average (or arithmetic mean). The median home price is the middle value when you arrange all the sales prices of homes from lowest to highest. This is a better indicator than the average, because the median is not changed as much by a few unusually high or low values. The property tax rate of $7.91 shown here is the rate per $1,000 of home value. If for simplification for example the tax rate is $14.00 and the home value is $250,000, the property tax would be $14.00 x ($250,000/1000), or $3500. This is the 'effective' tax rate.


The local school district spends $5,891 per student. There are 13.6 students for each teacher in the school, 633 students for each Librarian and 393 students for each Counselor. 5.00% of the area’s population over the age of 25 with an Associate Degree or other 2-year college degree, 24.32% with a master’s degree, Ph.D. or other advanced college degree and 10.52% with high school diplomas or high school equivalency degrees (GEDs).

  • Marietta's population in Cobb County, Georgia of 4,446 residents in 1900 has increased 13,71-fold to 60,972 residents after 120 years, according to the official 2020 census.

    Approximately 49.95% female residents and 50.05% male residents live in Marietta, Cobb County, Georgia.

    As of 2020 in Marietta, Cobb County, Georgia are married and the remaining 52.16% are single population.

  • 30.8 minutes is the average time that residents in Marietta require for a one-way commute to work. A long commute can have different effects on health. A Gallup poll in the US found that in terms of mental health, long haul commuters are up to 12 percent more likely to experience worry, and ten percent less likely to feel well rested. The Gallup poll also found that of people who commute 61­–90 minutes each day, a whopping one third complained of neck and back pain, compared to less than a quarter of people who only spend ten minutes getting to work.

    72.39% of the working population which commute to work alone in their car, 17.96% of the working population which commutes to work in a carpool, 2.67% of the population that commutes using mass transit, including bus, light rail, subway, and ferry. 2.80% of the population that has their home as their principal place of work.

  • Of the total residential buildings in Marietta, Cobb County, Georgia, 36.95% are owner-occupied homes, another 55.04% are rented apartments, and the remaining 8.01% are vacant.

  • The 44.79% of the population in Marietta, Cobb County, Georgia who identify themselves as belonging to a religion are distributed among the following most diverse religions.

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