According to the U.S. Census Bureau, the county has a total area of 807 km² (311 mi²). 802 km² (310 mi²) of it is land and 5 km² (2 mi²) of it is water. The total area is 0.58% water.
There are 23,652 households out of which 26.00% have children under the age of 18 living with them, 51.40% are married couples living together, 10.70% have a female householder with no husband present, and 34.40% are non-families. 28.90% of all households are made up of individuals and 13.90% have someone living alone who is 65 years of age or older. The average household size is 2.34 and the average family size is 2.88.
In the county, the population is spread out with 20.60% under the age of 18, 10.50% from 18 to 24, 26.40% from 25 to 44, 24.70% from 45 to 64, and 17.80% who are 65 years of age or older. The median age is 40 years. For every 100 females there are 90.60 males. For every 100 females age 18 and over, there are 87.30 males.
The median income for a household in the county is $28,626, and the median income for a family is $37,182. Males have a median income of $29,005 versus $21,100 for females. The per capita income for the county is $16,246. 16.30% of the population and 11.70% of families are below the poverty line. Out of the total people living in poverty, 21.30% are under the age of 18 and 8.70% are 65 or older.
