Science Fair Project Encyclopedia
Warren County, Iowa
As of the census2 of 2000, there are 40,671 people, 14,708 households, and 11,207 families residing in the county. The population density is 27/km² (71/mi²). There are 15,289 housing units at an average density of 10/km² (27/mi²). The racial makeup of the county is 98.08% White, 0.27% Black or African American, 0.17% Native American, 0.38% Asian, 0.04% Pacific Islander, 0.29% from other races, and 0.76% from two or more races. 1.08% of the population are Hispanic or Latino of any race.
There are 14,708 households out of which 37.80% have children under the age of 18 living with them, 64.50% are married couples living together, 8.80% have a female householder with no husband present, and 23.80% are non-families. 19.90% of all households are made up of individuals and 8.70% have someone living alone who is 65 years of age or older. The average household size is 2.65 and the average family size is 3.05.
In the county the population is spread out with 27.00% under the age of 18, 9.70% from 18 to 24, 28.20% from 25 to 44, 23.20% from 45 to 64, and 11.80% who are 65 years of age or older. The median age is 36 years. For every 100 females there are 94.60 males. For every 100 females age 18 and over, there are 91.80 males.
The median income for a household in the county is $50,349, and the median income for a family is $56,344. Males have a median income of $36,983 versus $26,768 for females. The per capita income for the county is $20,558. 5.10% of the population and 3.70% of families are below the poverty line. Out of the total population, 6.40% of those under the age of 18 and 5.20% of those 65 and older are living below the poverty line.
Cities and towns
- New Virginia
- Spring Hill
- St. Marys
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