Champaign County is a county located in the state of Ohio. As of 2000, the population is 38,890. Its county seat is Urbana6.
According to the U.S. Census Bureau, the county has a total area of 1,113 km˛ (430 mi˛). 1,110 km˛ (429 mi˛) of it is land and 3 km˛ (1 mi˛) of it is water. The total area is 0.27% water.
As of the census2 of 2000, there are 38,890 people, 14,952 households, and 10,870 families residing in the county. The population density is 35/km˛ (91/mi˛). There are 15,890 housing units at an average density of 14/km˛ (37/mi˛). The racial makeup of the county is 95.73% White, 2.30% Black or African American, 0.31% Native American, 0.25% Asian, 0.02% Pacific Islander, 0.31% from other races, and 1.08% from two or more races. 0.69% of the population are Hispanic or Latino of any race.
There are 14,952 households out of which 34.00% have children under the age of 18 living with them, 59.70% are married couples living together, 9.20% have a female householder with no husband present, and 27.30% are non-families. 23.50% of all households are made up of individuals and 9.40% have someone living alone who is 65 years of age or older. The average household size is 2.56 and the average family size is 3.01.
In the county the population is spread out with 26.20% under the age of 18, 7.90% from 18 to 24, 28.70% from 25 to 44, 24.60% from 45 to 64, and 12.60% who are 65 years of age or older. The median age is 37 years. For every 100 females there are 95.90 males. For every 100 females age 18 and over, there are 92.90 males.
The median income for a household in the county is $43,139, and the median income for a family is $50,430. Males have a median income of $38,265 versus $26,241 for females. The per capita income for the county is $19,542. 7.60% of the population and 5.10% of families are below the poverty line. Out of the total population, 9.90% of those under the age of 18 and 7.60% of those 65 and older are living below the poverty line.