There were 5,324 households out of which 34.80% had children under the age of 18 living with them, 61.70% were married couples living together, 8.90% had a female householder with no husband present, and 26.00% were non-families. 22.30% of all households were made up of individuals and 10.10% had someone living alone who was 65 years of age or older. The average household size was 2.60 and the average family size was 3.04.
In the county the population was spread out with 26.80% under the age of 18, 7.00% from 18 to 24, 28.10% from 25 to 44, 25.50% from 45 to 64, and 12.60% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 100.60 males. For every 100 females age 18 and over, there were 96.70 males.
The median income for a household in the county was $42,428, and the median income for a family was $49,592. Males had a median income of $31,721 versus $24,938 for females. The per capita income for the county was $18,736. About 5.80% of families and 8.30% of the population were below the poverty line, including 10.30% of those under age 18 and 7.60% of those age 65 or over.