Clarke County, Iowa

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Clarke County, Iowa
Clarke County, Iowa Courthouse.jpg
Clarke County Courthouse in Osceola
Map of Iowa highlighting Clarke County
Location in the state of Iowa
Map of the United States highlighting Iowa
Iowa's location in the U.S.
Founded 1846
Named for James Clarke
Seat Osceola
Largest city Osceola
Area
 • Total 431.72 sq mi (1,118 km2)
 • Land 431.12 sq mi (1,117 km2)
 • Water 0.60 sq mi (2 km2), 0.14%
Population
 • (2010) 9,286
 • Density 21.5/sq mi (8.3/km²)
Congressional district 2nd
Time zone Central: UTC-6/-5
Website www.clarkecountyiowa.org

Clarke County is a county located in the U.S. state of Iowa. The population was 9,286 in the 2010 census, an increase from 9,133 in 2000.[1] The county seat is Osceola.[2] It is named in honor of James Clarke, the last Governor of Iowa Territory.

Geography[edit]

According to the 2000 census, the county has a total area of 431.72 square miles (1,118.1 km2), of which 431.12 square miles (1,116.6 km2) (or 99.86%) is land and 0.60 square miles (1.6 km2) (or 0.14%) is water.[3]

Major highways[edit]

Adjacent counties[edit]

History[edit]

Clarke County was formed on January 13, 1846. It was named for James Clarke, a Governor of the Iowa Territory.[4]

Demographics[edit]

Historical population
Census Pop.
1850 79
1860 5,427 6,769.6%
1870 8,735 61.0%
1880 11,513 31.8%
1890 11,332 −1.6%
1900 12,440 9.8%
1910 10,736 −13.7%
1920 10,506 −2.1%
1930 10,384 −1.2%
1940 10,233 −1.5%
1950 9,369 −8.4%
1960 8,222 −12.2%
1970 7,581 −7.8%
1980 8,612 13.6%
1990 8,287 −3.8%
2000 9,133 10.2%
2010 9,286 1.7%
Est. 2012 9,370 0.9%
U.S. Decennial Census[5]
2012 Estimate[6]

2010 census[edit]

The 2010 census recorded a population of 9,286 in the county, with a population density of 21.545/sq mi (8.319/km2). There were 4,086 housing units, of which 3,701 were occupied.[1]

2000 census[edit]

2000 Census Age Pyramid for Clarke County

As of the census[7] of 2000, there were 9,133 people, 3,584 households, and 2,498 families residing in the county. The population density was 21 people per square mile (8/km²). There were 3,934 housing units at an average density of 9 per square mile (4/km²). The racial makeup of the county was 96.64% White, 0.11% Black or African American, 0.33% Native American, 0.35% Asian, 0.03% Pacific Islander, 1.96% from other races, and 0.58% from two or more races. 4.04% of the population were Hispanic or Latino of any race.

There were 3,584 households out of which 32.10% had children under the age of 18 living with them, 57.80% were married couples living together, 8.30% had a female householder with no husband present, and 30.30% were non-families. 25.90% of all households were made up of individuals and 13.30% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 3.01.

In the county the population was spread out with 26.30% under the age of 18, 7.60% from 18 to 24, 26.50% from 25 to 44, 22.50% from 45 to 64, and 17.10% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 97.00 males. For every 100 females age 18 and over, there were 94.00 males.

The median income for a household in the county was $34,474, and the median income for a family was $42,171. Males had a median income of $29,648 versus $20,522 for females. The per capita income for the county was $16,409. About 6.20% of families and 8.50% of the population were below the poverty line, including 12.10% of those under age 18 and 7.70% of those age 65 or over.

Localities[edit]

Cities[edit]

Townships[edit]

See also[edit]

References[edit]

  1. ^ a b "Population and Housing Occupancy Status: 2010 - State -- County". United States Census Bureau American FactFinder. Retrieved March 9, 2011. 
  2. ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. 
  3. ^ "Census 2000 U.S. Gazetteer Files: Counties". United States Census. Retrieved 2011-02-13. 
  4. ^ Clarke County
  5. ^ "U.S. Decennial Census". Census.gov. Retrieved August 1, 2013. 
  6. ^ "Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2012". Census.gov. Retrieved August 1, 2013. 
  7. ^ "American FactFinder". United States Census Bureau. Retrieved 2008-01-31. 

Coordinates: 41°01′22″N 93°47′11″W / 41.02278°N 93.78639°W / 41.02278; -93.78639