Location of Nellieburg, Mississippi
|• Total||13.1 sq mi (33.9 km2)|
|• Land||13.0 sq mi (33.8 km2)|
|• Water||0.0 sq mi (0.1 km2)|
|Elevation||341 ft (104 m)|
|• Density||103.9/sq mi (40.1/km2)|
|Time zone||Central (CST) (UTC-6)|
|• Summer (DST)||CDT (UTC-5)|
|GNIS feature ID||0674548|
Nellieburg is located at .
According to the United States Census Bureau, the CDP has a total area of 13.1 square miles (34 km2), of which 13.0 square miles (34 km2) is land and 0.04 square miles (0.10 km2) (0.31%) is water.
As of the census of 2000, there were 1,354 people, 561 households, and 407 families residing in the CDP. The population density was 103.9 people per square mile (40.1/km2). There were 580 housing units at an average density of 44.5/sq mi (17.2/km2). The racial makeup of the CDP was 84.19% White, 13.74% African American, 0.15% Native American, 0.96% Asian, 0.74% from other races, and 0.22% from two or more races. Hispanic or Latino of any race were 1.03% of the population.
There were 561 households out of which 29.8% had children under the age of 18 living with them, 61.3% were married couples living together, 8.4% had a female householder with no husband present, and 27.3% were non-families. 23.5% of all households were made up of individuals and 9.3% had someone living alone who was 65 years of age or older. The average household size was 2.41 and the average family size was 2.86.
In the CDP, the population was spread out with 21.9% under the age of 18, 8.3% from 18 to 24, 26.2% from 25 to 44, 29.2% from 45 to 64, and 14.3% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 99.7 males. For every 100 females age 18 and over, there were 98.9 males.
The median income for a household in the CDP was $38,553, and the median income for a family was $48,816. Males had a median income of $35,479 versus $30,972 for females. The per capita income for the CDP was $18,266. About 11.4% of families and 14.1% of the population were below the poverty line, including 29.4% of those under age 18 and 3.8% of those age 65 or over.