Editing Poweshiek County, Iowa (section)

===2000 census===
As of the [[census]]<ref>{{Cite web |title=U.S. Census website |url=https://www.census.gov |access-date=January 31, 2008 |publisher=United States Census Bureau}}</ref> of 2000, there were 18,815 people, 7,398 households, and 4,882 families in the county. The population density was {{convert|32|/mi2|/km2|disp=preunit|people&nbsp;|people}}. There were 8,556 housing units at an average density of {{convert|15|/mi2|/km2}}. The [[Race and ethnicity in the United States Census#2010 census|racial makeup]] of the county was 96.74% [[Race (United States Census)|White]], 0.55% [[Race (United States Census)|Black]] or [[Race (United States Census)|African American]], 0.23% [[Race (United States Census)|Native American]], 1.07% [[Race (United States Census)|Asian]], 0.05% [[Race (United States Census)|Pacific Islander]], 0.49% from other races, and 0.87% from two or more races. 1.20% of the population were [[Race (United States Census)|Hispanic]] or [[Race (United States Census)|Latino]] of any race.

Of the 7,398 households 29.0% had children under the age of 18 living with them, 55.8% were married couples living together, 7.4% had a female householder with no husband present, and 34.0% were non-families. 29.2% of households were one person and 13.9% were one person aged 65 or older. The average household size was 2.35 and the average family size was 2.88.

The age distribution was 22.7% under the age of 18, 12.8% from 18 to 24, 24.4% from 25 to 44, 22.5% from 45 to 64, and 17.6% 65 or older. The median age was 38 years. For every 100 females there were 92.5 males. For every 100 females age 18 and over, there were 88.8 males.

The median household income was $37,836 and the median family income was $46,599. Males had a median income of $32,781 versus $22,465 for females. The per capita income for the county was $18,629. About 6.2% of families and 9.8% of the population were below the [[poverty line]], including 12.0% of those under age 18 and 5.9% of those age 65 or over.