Winneshiek County, Iowa

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Winneshiek County, Iowa
Courthouse and Civil War Monument located in Decorah
Flag of Winneshiek County, Iowa
Map of Iowa highlighting Winneshiek County
Location in the U.S. state of Iowa
Map of the United States highlighting Iowa
Iowa's location in the U.S.
Founded 1847
Seat Decorah
Largest city Decorah
 • Total 690 sq mi (1,787 km2)
 • Land 690 sq mi (1,787 km2)
 • Water 0.3 sq mi (1 km2), 0.04%
 • (2010) 21,056
 • Density 31/sq mi (12/km²)
Congressional district 1st
Time zone Central: UTC-6/-5

Winneshiek County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 21,056.[1] The county seat is Decorah.[2]


A largely rural and agricultural county, Winneshiek County has a rich cultural history from Czech, Slovak, English, Irish, German, Swiss, and Norwegian immigrants that have settled within its boundaries.

The county was originally settled in 1848 in present day Bloomfield Township (near Castalia, Iowa) and in Washington Township (near Fort Atkinson, Iowa). It was organized in 1847, and named after a chief of the Winnebago tribe.

In 1980, Winneshiek County reported a population of 21,842. Like much of Iowa during the 1980s it witnessed a population loss, plummeting to 20,847 according to the 1990 United States Census. However during the 1990s the county experienced some mild growth and was able to rise above the 21,000 mark once again.And as of year of 2010,they have a total of 785 employees and staff.

Government and elected officials

Like all Iowa counties, Winneshiek is governed by an elected partisan Board of Supervisors. Winneshiek County's Board of Supervisors has five members elected by single-member districts of equal population. Other elected officials are the county attorney, auditor, sheriff and treasurer. The offices for the supervisors and county officers are located in the County Courthouse at the county seat.


According to the U.S. Census Bureau, the county has a total area of 690 square miles (1,800 km2), of which 690 square miles (1,800 km2) is land and 0.3 square miles (0.78 km2) (0.04%) is water.[3]

Major highways

Adjacent counties


Historical population
Census Pop.
1850 546
1860 13,942 2,453.5%
1870 23,570 69.1%
1880 23,938 1.6%
1890 22,528 −5.9%
1900 23,731 5.3%
1910 21,729 −8.4%
1920 22,091 1.7%
1930 21,630 −2.1%
1940 22,263 2.9%
1950 21,639 −2.8%
1960 21,651 0.1%
1970 21,758 0.5%
1980 21,876 0.5%
1990 20,847 −4.7%
2000 21,310 2.2%
2010 21,056 −1.2%
Est. 2014 20,768 [4] −1.4%
U.S. Decennial Census[5]
1790-1960[6] 1900-1990[7]
1990-2000[8] 2010-2013[1]

2010 census

The 2010 census recorded a population of 21,056 in the county, with a population density of 30.5332/sq mi (11.7889/km2). There were 8,721 housing units, of which 7,997 were occupied.[9]

2000 census

2000 Census Age Pyramid for Winneshiek County

As of the census[10] of 2000, there were 21,310 people, 7,734 households, and 5,189 families residing in the county. The population density was 31 people per square mile (12/km2). There were 8,208 housing units at an average density of 12 per square mile (5/km2). The racial makeup of the county was 97.85% White, 0.51% Black or African American, 0.08% Native American, 0.82% Asian, 0.24% from other races, and 0.50% from two or more races. 0.80% of the population were Hispanic or Latino of any race. 38.3% were of German, 31.7% Norwegian, 5.5% Irish and 5.1% Czech ancestry according to Census 2000.

There were 7,734 households out of which 30.9% had children under the age of 18 living with them, 58.9% were married couples living together, 5.5% had a female householder with no husband present, and 32.9% were non-families. 27.6% of all households were made up of individuals and 12.3% had someone living alone who was 65 years of age or older. The average household size was 2.46 and the average family size was 3.03.

In the county the population was spread out with 23.0% under the age of 18, 16.7% from 18 to 24, 24.2% from 25 to 44, 20.4% from 45 to 64, and 15.7% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 96.8 males. For every 100 females age 18 and over, there were 94.3 males.

The median income for a household in the county was $38,908, and the median income for a family was $45,966. Males had a median income of $29,278 versus $21,240 for females. The per capita income for the county was $17,047. About 5.1% of families and 8.0% of the population were below the poverty line, including 6.5% of those under age 18 and 10.5% of those age 65 or over.



Unincorporated communities


Ghost towns

See also


  1. 1.0 1.1 "State & County QuickFacts". United States Census Bureau. Retrieved July 20, 2014.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  2. "Find a County". National Association of Counties. Retrieved 2011-06-07.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  3. "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  4. "Annual Estimates of the Resident Population for Incorporated Places: April 1, 2010 to July 1, 2014". Retrieved June 4, 2015.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  5. "U.S. Decennial Census". United States Census Bureau. Retrieved July 20, 2014.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  6. "Historical Census Browser". University of Virginia Library. Retrieved July 20, 2014.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  7. "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 20, 2014.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  8. "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Retrieved July 20, 2014.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  9. "Population & Housing Occupancy Status 2010". United States Census Bureau American FactFinder. Retrieved 2011-06-19.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  10. "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>

External links

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