As of the census of 2000, there were 44,711 people, 17,579 households, and 13,043 families residing in the county. The population density was 99 people per square mile (38/km²). There were 19,262 housing units at an average density of 43 per square mile (16/km²). The racial makeup of the county was 93.43% White, 4.66% Black or African American, 0.24% Native American, 0.19% Asian, 0.05% Pacific Islander, 0.88% from other races, and 0.54% from two or more races. 1.87% of the population were Hispanic or Latino of any race.
There were 17,579 households out of which 33.80% had children under the age of 18 living with them, 60.60% were married couples living together, 9.70% had a female householder with no husband present, and 25.80% were non-families. 22.80% of all households were made up of individuals and 8.90% had someone living alone who was 65 years of age or older. The average household size was 2.51 and the average family size was 2.94.
In the county the population was spread out with 24.50% under the age of 18, 7.30% from 18 to 24, 31.40% from 25 to 44, 25.00% from 45 to 64, and 11.80% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 96.10 males. For every 100 females age 18 and over, there were 92.60 males.
The median income for a household in the county was $38,808, and the median income for a family was $44,615. Males had a median income of $30,824 versus $24,319 for females. The per capita income for the county was $18,130. About 6.90% of families and 9.10% of the population were below the poverty line, including 10.00% of those under age 18 and 15.90% of those age 65 or over.