Donalsonville is a city in and the county seat of Seminole County, Georgia, United States. The population was 2,650 at the 2010 census. History Donalsonville was originally part of Decatur County. It is named after John Ernest Donalson (1846–1920), also known as Jonathan or John E. Donalson, a prominent businessman of the area. Donalson built the first lumber mill in Donalsonville, Donalson Lumber Company. He also built homes and a commissary for the workers of the mill. The lumber company paved the way for the town's growth. Donalsonville was first chartered as a town in Georgia on December 8, 1897. When Seminole County was formed in January 1920, Donalsonville was named as its county seat. By August 1922, the Town of Donalsonville became known as the City of Donalsonville, with the charter passing on August 19, 1922. The Seminole County Courthouse was erected in 1922 and is still standing today. The Courthouse is listed on the National Register of Historic Places. (Wolfe) Geography Donalsonville is located at . According to the United States Census Bureau, the city has a total area of , of which is land and 0.25% is water. The city is located 20 minutes north of Lake Seminole, south of Albany, east of Dothan, Alabama and west of Valdosta. Climate Demographics 2020 census As of the 2020 United States Census, there were 2,833 people, 872 households, and 542 families residing in the city. 2010 census As of the 2010 United States Census, there were 2,650 people living in the city. The racial makeup of the city was 61.4% Black, 34.1% White, 0.0% Native American, 0.9% Asian, 0.3% from some other race and 1.2% from two or more races. 2.1% were Hispanic or Latino of any race. 2000 census At the 2000 census, there were 2,796 people, 1,008 households, and 697 families living in the city. The population density was . There were 1,116 housing units at an average density of . The racial makeup of the city was 37.23% White, 58.73% African American, 0.07% Native American, 0.46% Asian, 2.75% from other races, and 0.75% from two or more races. Hispanic or Latino of any race were 3.90% of the population. There were 1,008 households, of which 32.0% had children under the age of 18 living with them, 37.6% were married couples living together, 27.8% had a female householder with no husband present, and 30.8% were non-families. 28.2%