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3 Cities and towns
4 Other places
According to the U.S. Census Bureau, the county has a total area of 1,045 km² (404 mi²). 1,036 km² (400 mi²) of it is land and 10 km² (4 mi²) of it is water. The total area is 0.92% water.
As of the census2 of 2000, there are 144,742 people, 56,648 households, and 39,370 families residing in the county. The population density is 140/km² (362/mi²). There are 61,056 housing units at an average density of 59/km² (153/mi²). The racial makeup of the county is 88.12% White, 8.95% Black or African American, 0.28% Native American, 0.53% Asian, 0.02% Pacific Islander, 0.53% from other races, and 1.58% from two or more races. 1.17% of the population are Hispanic or Latino of any race.
There are 56,648 households out of which 31.40% have children under the age of 18 living with them, 52.60% are married couples living together, 12.80% have a female householder with no husband present, and 30.50% are non-families. 26.00% of all households are made up of individuals and 11.10% have someone living alone who is 65 years of age or older. The average household size is 2.49 and the average family size is 2.97.
In the county the population is spread out with 25.10% under the age of 18, 9.10% from 18 to 24, 26.80% from 25 to 44, 24.30% from 45 to 64, and 14.70% who are 65 years of age or older. The median age is 38 years. For every 100 females there are 92.50 males. For every 100 females age 18 and over, there are 88.60 males.
The median income for a household in the county is $40,340, and the median income for a family is $48,259. Males have a median income of $37,157 versus $24,688 for females. The per capita income for the county is $19,501. 10.70% of the population and 7.90% of families are below the poverty line. Out of the total people living in poverty, 14.90% are under the age of 18 and 8.20% are 65 or older.