The Brookhaven Micropolitan Statistical Area includes all of Lincoln County.
There were 12,538 households out of which 34.90% had children under the age of 18 living with them, 54.90% were married couples living together, 14.70% had a female householder with no husband present, and 26.70% were non-families. 24.40% of all households were made up of individuals and 11.50% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 3.08.
In the county the population was spread out with 26.70% under the age of 18, 9.50% from 18 to 24, 27.60% from 25 to 44, 22.30% from 45 to 64, and 13.90% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 92.20 males. For every 100 females age 18 and over, there were 88.60 males.
The median income for a household in the county was $27,279, and the median income for a family was $33,552. Males had a median income of $29,060 versus $18,877 for females. The per capita income for the county was $13,961. About 16.00% of families and 19.20% of the population were below the poverty line, including 22.80% of those under age 18 and 17.10% of those age 65 or over.
The offices of president and vice-president rotate annually.
Lincoln County is served by the newspaper Daily Leader, printed daily except Saturday.
The county is served by two separate public school districts, a private school, and a couple of smaller Christian schools. The Lincoln County School District consists of four K-12 schools. These include Loyd Star, Bogue Chitto, West Lincoln and Enterprise. The Brookhaven School District serves children living in the city limits of Brookhaven.