Soso is a town in Jones County, Mississippi, United States. The population was 408 at the 2010 census.
Soso is located in northwestern Jones County at 31°45′16″N 89°16′27″W / 31.75444°N 89.27417°W / 31.75444; -89.27417 (31.754465, -89.274120). Mississippi Highway 28 passes through the center of town, leading southeast 5 miles (8 km) to U.S. Route 84 and northwest 10 miles (16 km) to Taylorsville. Laurel, the largest city in Jones County, is 10 miles southeast of Soso via Highways 28 and 84. Mississippi Highway 29 has its northern terminus in Soso and leads south 12 miles (19 km) to Ellisville.
According to the United States Census Bureau, Soso has a total area of 2.1 square miles (5.5 km), of which 0.004 square miles (0.01 km), or 0.23%, are water.
As of the census of 2010, there were 408 people, 160 households, and 116 families residing in the town. The population density was 189.7 people per square mile (73.2/km²). There were 174 housing units at an average density of 87.1 per square mile (33.6/km²). The racial makeup of the town was 79.2% White, 20.3% African American, and 0.5% from two or more races. Hispanic or Latino of any race were 2.2% of the population.
There were 157 households out of which 30.6% had children under the age of 18 living with them, 56.3% were married couples living together, 11.3% had a female householder with no husband present, and 27.5% were non-families. 27.5% of all households were made up of individuals and 12.5% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.00.
In the town, the population was spread out with 29.7% under the age of 19, 36.5% under the age of 50 and 33.8% over the age of 50
The data below is from the 2000 census.
The median income for a household in the town was $29,135, and the median income for a family was $31,346. Males had a median income of $19,231 versus $22,250 for females. The per capita income for the town was $15,455. About 15.7% of families and 15.0% of the population were below the poverty line, including 25.6% of those under age 18 and 21.3% of those age 65 or over.