O'Brien County, Iowa

O'Brien County, Iowa
Map of Iowa highlighting O'Brien County
Location in the U.S. state of Iowa
Map of the United States highlighting Iowa
Iowa's location in the U.S.
Founded 1851
Named for William Smith O'Brien
Seat Primghar
Largest city Sheldon
Area
 • Total 573 sq mi (1,484 km2)
 • Land 573 sq mi (1,484 km2)
 • Water 0.2 sq mi (1 km2), 0.03%
Population
 • (2010) 14,398
 • Density 25/sq mi (10/km2)
Congressional district 4th
Time zone Central: UTC−6/−5
Website www.obriencounty.org

O'Brien County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 14,398.[1] The county seat is Primghar.[2]

History

O'Brien County was founded in 1851.[3] The county was named for William Smith O'Brien, a leader for Irish independence in 1848.[4] The present courthouse was completed in 1917,[5] and is listed on the National Register of Historic Places.

Geography

According to the U.S. Census Bureau, the county has a total area of 573 square miles (1,480 km2), of which 573 square miles (1,480 km2) is land and 0.2 square miles (0.52 km2) (0.03%) is water.[6]

Major highways

Adjacent counties

Demographics

Historical population
CensusPop.%±
1860383—
187071586.7%
18804,155481.1%
189013,060214.3%
190016,98530.1%
191017,2621.6%
192019,05110.4%
193018,409−3.4%
194019,2934.8%
195018,970−1.7%
196018,840−0.7%
197017,522−7.0%
198016,972−3.1%
199015,444−9.0%
200015,102−2.2%
201014,398−4.7%
Est. 201614,020[7]−2.6%
U.S. Decennial Census[8]
1790-1960[9] 1900-1990[10]
1990-2000[11] 2010-2013[1]
2010 Census Age Pyramid for O'Brien County.

As of the census[12] of 2010, there were 14,398 people, 6,069 households, and 3,927 families residing in the county. The population density was 25.1239/sq mi (9.7004/km2). There were 6,649 housing units at an average density of 11 per square mile (4/km²). The racial makeup of the county was 96.0% White, 0.5% Black or African American, 0.1% American Indian, 0.6% Asian, 2.0% from other races, and 0.8% from two or more races. The county has a 3.8% Hispanic or Latino background.

There were 6,069 households out of which 26.0% had children under the age of 18 living with them, 55.1% were married couples living together, 6.1% had a female householder with no husband present, 3.5% had a male householder with no wife present, and 35.3% were non-families. 31.5% of all households were made up of individuals living alone and 33.1% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.89.

In the county, the population was spread out with 25.7% under the age of 20, 4.6% from 20 to 24, 21.3% from 25 to 44, 28.1% from 45 to 64, and 20.4% who were 65 years of age or older. The median age was 43.6 years. For every 100 females there were 95.80 males. For every 100 females, there were 99.1 males.

The median income for a household in the county was $44,018, and the median income for a family was $58,127. The per capita income for the county was $24,771. About 6.3% of families and 11.0% of the population were below the poverty line, including 15.7% of those under age 18 and 8.3% of those age 65 or over.[13]

Communities

Cities

Unincorporated communities

Townships

Population ranking

The population ranking of the following table is based on the 2010 census of O'Brien County.[14]

† county seat

Rank City/Town/etc. Municipal type Population (2010 Census)

1 Sheldon (partially in Sioux County) City 5,188
2 Hartley City 1,672
3 Sanborn City 1,404
4 Paullina City 1,056
5 † Primghar City 909
6 Sutherland City 649
7 Calumet City 170
8 Archer City 131

Politics

Presidential Elections Results
Presidential Elections Results[15]
Year Republican Democratic Third Parties
2016 77.7% 5,752 17.8% 1,315 4.6% 339
2012 71.7% 5,266 26.8% 1,969 1.4% 106
2008 66.7% 4,894 31.9% 2,338 1.4% 101
2004 68.9% 5,328 30.1% 2,330 0.9% 73
2000 66.4% 4,674 30.8% 2,170 2.8% 200
1996 57.6% 3,877 33.2% 2,236 9.2% 622
1992 51.1% 3,869 28.0% 2,122 21.0% 1,587
1988 60.0% 4,241 39.1% 2,768 0.9% 63
1984 66.2% 5,008 32.8% 2,479 1.1% 82
1980 63.6% 4,937 28.5% 2,210 7.9% 614
1976 61.9% 4,643 36.4% 2,732 1.8% 131
1972 68.9% 5,159 29.7% 2,224 1.4% 108
1968 69.3% 5,594 26.6% 2,146 4.1% 328
1964 50.2% 4,336 49.7% 4,295 0.1% 6
1960 68.7% 6,509 31.3% 2,967 0.0% 4
1956 67.3% 6,138 32.6% 2,970 0.1% 10
1952 76.2% 7,130 23.4% 2,192 0.4% 38
1948 50.5% 3,697 46.7% 3,421 2.8% 208
1944 56.0% 4,033 43.6% 3,138 0.4% 30
1940 53.3% 4,760 46.3% 4,133 0.4% 38
1936 38.9% 3,350 59.7% 5,139 1.4% 123
1932 40.9% 3,213 57.4% 4,503 1.7% 132
1928 66.4% 4,845 32.8% 2,397 0.8% 56
1924 58.5% 4,172 10.6% 756 30.9% 2,207
1920 76.5% 5,137 21.9% 1,468 1.6% 109
1916 52.5% 2,021 46.5% 1,787 1.0% 39
1912 16.0% 620 38.9% 1,506 45.1% 1,744
1908 57.7% 1,912 40.0% 1,326 2.3% 76
1904 68.9% 2,279 26.8% 885 4.3% 142
1900 61.2% 2,386 37.5% 1,461 1.4% 54
1896 60.1% 2,421 38.8% 1,562 1.1% 45

See also

Indian Village Site on the NRHP

References

  1. 1 2 "State & County QuickFacts". United States Census Bureau. Archived from the original on July 15, 2011. Retrieved July 20, 2014.
  2. ↑ "Find a County". National Association of Counties. Retrieved 2011-06-07.
  3. ↑ Columbia-Lippincott Gazetteer, (New York:Columbia University Press, 1952), p. 1363
  4. ↑ Chicago and North Western Railway Company (1908). A History of the Origin of the Place Names Connected with the Chicago & North Western and Chicago, St. Paul, Minneapolis & Omaha Railways. p. 162.
  5. ↑ "O'Brien County Courthouse". Iowa Judicial Branch. Archived from the original on 2012-04-01. Retrieved 2011-03-07.
  6. ↑ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
  7. ↑ "Population and Housing Unit Estimates". Retrieved June 9, 2017.
  8. ↑ "U.S. Decennial Census". United States Census Bureau. Retrieved July 20, 2014.
  9. ↑ "Historical Census Browser". University of Virginia Library. Retrieved July 20, 2014.
  10. ↑ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 20, 2014.
  11. ↑ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Retrieved July 20, 2014.
  12. ↑ "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
  13. ↑ "Population and Housing Occupancy Status: 2010 - State -- County". United States Census Bureau American FactFinder. Retrieved March 26, 2011.
  14. ↑ https://www.census.gov/2010census/
  15. ↑ Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Retrieved 2018-04-27.
  • O'Brien County Portal style website, Government, Business, Tourism and more
  • IaGenWeb O'Brien county history, Biographies, and more
  • City-Data Comprehensive Statistical Data and more about O'Brien County


Coordinates: 43°04′53″N 95°37′34″W / 43.08139°N 95.62611°W / 43.08139; -95.62611

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