|Nickname(s): Kaolin Capital of the World|
|Washington County and the state of Georgia|
|• Mayor||James W. Andrews|
|• Total||9.2 sq mi (23.9 km2)|
|• Land||9.1 sq mi (23.7 km2)|
|• Water||0.1 sq mi (0.2 km2)|
|Elevation||446 ft (136 m)|
|• Density||667/sq mi (257/km2)|
|Time zone||Eastern (EST) (UTC-5)|
|• Summer (DST)||EDT (UTC-4)|
|GNIS feature ID||0322445|
According to the United States Census Bureau, the city has a total area of 10.45 square kilometres (4.03 sq mi), of which, 9.1 square miles (24 km2) of it is land and 0.1 square miles (0.26 km2) of it (0.87%) is water.
As of the census of 2011, there were 6,097 people, 2,315 households, and 1,568 families residing in the city. The population density was 672.1 people per square mile (259.5/km²). There were 2,566 housing units at an average density of 283.2 per square mile (109.4/km²). The racial makeup of the city was 59.03% African American, 39.76% White, 0.11% Native American, 0.60% Asian, 0.05% Pacific Islander, 0.03% from other races, and 0.41% from two or more races. Hispanic or Latino of any race were 0.24% of the population.
There were 2,362 households out of which 31.8% had children under the age of 18 living with them, 37.2% were married couples living together, 25.8% had a female householder with no husband present, and 32.6% were non-families. 30.0% of all households were made up of individuals and 13.3% had someone living alone who was 65 years of age or older. The average household size was 2.52 and the average family size was 3.13.
In the city the population was spread out with 28.0% under the age of 18, 7.8% from 18 to 24, 26.5% from 25 to 44, 21.8% from 45 to 64, and 15.9% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 79.6 males. For every 100 females age 18 and over, there were 72.4 males.
The median income for a household in the city was $27,201, and the median income for a family was $32,462. Males had a median income of $36,089 versus $21,765 for females. The per capita income for the city was $18,226. About 24.3% of families and 27.5% of the population were below the poverty line, including 36.2% of those under age 18 and 24.1% of those age 65 or over.
The city's original name was Saundersville, after Mr. M. Saunders, a local storeowner. The settlement was located at an intersection of Indian trails, and later the site of Saunder's general store. In 1796, the town was made the county seat of Washington County.
During the Civil War, General William T. Sherman skirmished and then paused in Sandersville during his March to the Sea. As they left, Sherman's troops burned the county courthouse and jail, but left the rest of the town intact.
Washington County School District
The Washington County School District holds grades pre-school to grade twelve, that consists of a primary and elementary school, a middle school, and a high school. The district has 220 full-time teachers and over 3,821 students.
- Ridge Road Primary School
- Ridge Road Elementary School
- T. J. Elder Middle School
- Washington County High School
- Brentwood School (grades PreK through 12)
Sandersville has one newspaper: The Sandersville Progress. It is published weekly and began publication in 1870.
- Marvin Lane, Major League Baseball player
- Greg Minor, National Basketball Association player 
- Elijah Muhammad, leader of the Nation of Islam
- Takeo Spikes, National Football League player
- Coot Veal, Major League Baseball player
- Robert Edwards, National Football League player
- Terrence Edwards, National Football League player
- Doris Duke, soul singer
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- "Find a County". National Association of Counties. Retrieved 2011-06-07.
- State of Georgia. "City of Sandersville". Retrieved 1 September 2009.
- Hollingsworth, Brenda. "Washington County". Retrieved 1 September 2009.
- Hellmann, Paul T. (May 13, 2013). "Historical Gazetteer of the United States". Routledge. p. 245. Retrieved 30 November 2013.
- Georgia Board of Education, Retrieved June 29, 2010.
- School Stats, Retrieved June 29, 2010.
- Sandersville Technical College- Main Campus, Retrieved June 29, 2010.
- Georgia Military College- Campus Locations, Retrieved June 29, 2010.
- "Marvin Lane Baseball Stats by Baseball Almanac". www.baseball-almanac.com. Retrieved 2010-01-23.
- "Greg Minor NBA & ABA Statistics". www.basketball-reference.com. Retrieved 2010-01-23.
- "Takeo Spikes". nfl.com. Retrieved 2010-01-23.
- "Coot Veal Statistics and History - Baseball-Reference.com". www.baseball-reference.com. Retrieved 2010-01-23.
- "Robert Edwars". nfl.com. Retrieved 2013-05-13.
- "Terrence Edwards". nfl.com. Retrieved 2013-05-13.
- Official website for the City of Sandersville
- Sandersville page on Georgia.gov
- Official website for the Washington County Board of Education