Adams County, Iowa

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Adams County, Iowa
Map of Iowa highlighting Adams County
Location in the state of Iowa
Map of the United States highlighting Iowa
Iowa's location in the U.S.
Founded March 12, 1853
Named for John Adams
Seat Corning
Largest city Corning
Area
 • Total 426 sq mi (1,103 km2)
 • Land 423 sq mi (1,096 km2)
 • Water 2.1 sq mi (5 km2), 0.5%
Population
 • (2010) 4,029
 • Density 10/sq mi (4/km²)
Congressional district 3rd
Time zone Central: UTC-6/-5
Website www.adamscountyia.com

Adams County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 4,029,[1] making it the least-populated county in Iowa. Its county seat is Corning.[2]

History[edit]

Adams County was established by the state legislature in 1851 and named in honor of the second President of the United States, John Adams, or his son, the sixth President, John Quincy Adams (sources differ). The county was finally organized and separated from Pottawattamie County on March 12, 1853. Its original size was later reduced by the creation of Montgomery and Union counties.

The first county seat was Quincy. In 1872, it was moved to Corning.[3]

Geography[edit]

According to the U.S. Census Bureau, the county has a total area of 426 square miles (1,100 km2), of which 423 square miles (1,100 km2) is land and 2.1 square miles (5.4 km2) (0.5%) is water.[4]

Major highways[edit]

Adjacent counties[edit]

Demographics[edit]

2000 Census Age Pyramid for Adams County
Historical population
Census Pop.
1860 1,533
1870 4,614 201.0%
1880 11,888 157.7%
1890 12,292 3.4%
1900 13,601 10.6%
1910 10,998 −19.1%
1920 10,521 −4.3%
1930 10,437 −0.8%
1940 10,156 −2.7%
1950 8,753 −13.8%
1960 7,468 −14.7%
1970 6,322 −15.3%
1980 5,731 −9.3%
1990 4,866 −15.1%
2000 4,482 −7.9%
2010 4,029 −10.1%
Est. 2013 3,894 −3.4%
U.S. Decennial Census[5]
1790-1960[6] 1900-1990[7]
1990-2000[8] 2010-2013[1]

2010 census[edit]

The 2010 census recorded a population of 4,029 in the county, with a population density of 9.480/sq mi (3.660/km2). There were 2,010 housing units, of which 1,715 were occupied.[9]

2000 census[edit]

As of the census[10] of 2000, there were 4,482 people, 1,867 households, and 1,235 families residing in the county. The population density was 11 people per square mile (4/km²). There were 2,109 housing units at an average density of 5 per square mile (2/km²). The racial makeup of the county was 98.91% White, 0.07% Black or African American, 0.45% Native American, 0.18% Asian, 0.04% from other races, and 0.36% from two or more races. 0.58% of the population were Hispanic or Latino of any race.

There were 1,867 households out of which 28.00% had children under the age of 18 living with them, 58.00% were married couples living together, 5.50% had a female householder with no husband present, and 33.80% were non-families. 30.00% of all households were made up of individuals and 17.60% had someone living alone who was 65 years of age or older. The average household size was 2.34 and the average family size was 2.91.

In the county the population was spread out with 23.90% under the age of 18, 6.30% from 18 to 24, 24.10% from 25 to 44, 24.20% from 45 to 64, and 21.40% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 96.70 males. For every 100 females age 18 and over, there were 92.70 males.

The median income for a household in the county was $30,453, and the median income for a family was $40,030. Males had a median income of $26,510 versus $20,645 for females. The per capita income for the county was $15,550. About 6.40% of families and 9.30% of the population were below the poverty line, including 11.40% of those under age 18 and 11.10% of those age 65 or over.

Communities[edit]

Cities[edit]

Townships[edit]

See also[edit]

Notes[edit]

  1. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved July 13, 2014. 
  2. ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. 
  3. ^ Adams County
  4. ^ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23. 
  5. ^ "U.S. Decennial Census". United States Census Bureau. Retrieved July 13, 2014. 
  6. ^ "Historical Census Browser". University of Virginia Library. Retrieved July 13, 2014. 
  7. ^ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 13, 2014. 
  8. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000". United States Census Bureau. Retrieved July 13, 2014. 
  9. ^ "Population and Housing Occupancy Status: 2010 - State -- County". United States Census Bureau American FactFinder. Retrieved March 6, 2011. 
  10. ^ "American FactFinder". United States Census Bureau. Retrieved 2008-01-31. 

External links[edit]

Coordinates: 41°01′45″N 94°41′57″W / 41.02917°N 94.69917°W / 41.02917; -94.69917