“Columbia County, Arkansas”的意思、由来-开放百科全书

Columbia County is a county located in the U.S. state of Arkansas. As of the 2010 census, the population was 24,552.^[1] The county seat is Magnolia.^[2] The county was formed on December 17, 1852, and was named for Christopher Columbus. The Magnolia, AR Micropolitan Statistical Area includes all of Columbia County.

Geography

According to the U.S. Census Bureau, the county has a total area of {{convert|767|sqmi}}, of which {{convert|766|sqmi}} is land and {{convert|0.7|sqmi}} (0.1%) is water.^[3] Columbia County is in South Arkansas. Columbia County, along with Union County, is home to the largest Bromine reserve in the United States.

Dorcheat Bayou flows through Columbia County from its origin in Nevada County southward into Webster Parish, Louisiana, before emptying into Lake Bistineau.

Adjacent counties

Demographics

As of the 2000 census,^[10] there were 25,603 people, 9,981 households, and 6,747 families residing in the county. The population density was 33 people per square mile (13/km²). There were 11,566 housing units at an average density of 15 per square mile (6/km²). The racial makeup of the county was 62.08% White, 36.06% Black or African American, 0.26% Native American, 0.34% Asian, 0.03% Pacific Islander, 0.46% from other races, and 0.77% from two or more races. 1.05% of the population were Hispanic or Latino of any race.

There were 9,981 households out of which 30.10% had children under the age of 18 living with them, 48.90% were married couples living together, 15.10% had a female householder with no husband present, and 32.40% were non-families. 29.20% of all households were made up of individuals and 13.80% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 3.03.

In the county, the population was spread out with 25.10% under the age of 18, 12.30% from 18 to 24, 25.30% from 25 to 44, 21.40% from 45 to 64, and 15.90% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 90.90 males. For every 100 females age 18 and over, there were 86.70 males.

The median income for a household in the county was $27,640, and the median income for a family was $36,271. Males had a median income of $31,313 versus $20,099 for females. The per capita income for the county was $15,322. About 15.80% of families and 21.10% of the population were below the poverty line, including 28.70% of those under age 18 and 20.00% of those age 65 or over.

Transportation

Major highways

Airports

Government

Communities

Cities

Towns

Unincorporated community

Townships

See also

References

1. ^¹{{cite web|title=State & County QuickFacts|url=http://quickfacts.census.gov/qfd/states/05/05027.html|publisher=United States Census Bureau|accessdate=May 20, 2014}}
2. ^{{cite web|url=http://www.naco.org/Counties/Pages/FindACounty.aspx |accessdate=2011-06-07 |title=Find a County |publisher=National Association of Counties |deadurl=yes |archiveurl=https://web.archive.org/web/20110531210815/http://www.naco.org/Counties/Pages/FindACounty.aspx |archivedate=2011-05-31 |df= }}
3. ^{{cite web|url=http://www2.census.gov/geo/docs/maps-data/data/gazetteer/counties_list_05.txt|publisher=United States Census Bureau|accessdate=August 25, 2015|date=August 22, 2012|title=2010 Census Gazetteer Files}}
4. ^{{cite web|url=https://www.census.gov/programs-surveys/popest/data/tables.2016.html|title=Population and Housing Unit Estimates|accessdate=June 9, 2017}}
5. ^{{cite web|url=https://www.census.gov/prod/www/decennial.html|title=U.S. Decennial Census|publisher=United States Census Bureau|accessdate=August 25, 2015|deadurl=yes|archiveurl=https://www.webcitation.org/6YSasqtfX?url=http://www.census.gov/prod/www/decennial.html|archivedate=May 12, 2015|df=}}
6. ^{{cite web|url=http://mapserver.lib.virginia.edu|title=Historical Census Browser|publisher=University of Virginia Library|accessdate=August 25, 2015}}
7. ^{{cite web|url=https://www.census.gov/population/cencounts/ar190090.txt|title=Population of Counties by Decennial Census: 1900 to 1990|publisher=United States Census Bureau|editor-last=Forstall|editor-first=Richard L.|date=March 27, 1995|accessdate=August 25, 2015}}
8. ^{{cite web|url=https://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf|title=Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000|publisher=United States Census Bureau|date=April 2, 2001|accessdate=August 25, 2015}}
9. ^Based on 2000 census data
10. ^{{cite web |url=http://factfinder2.census.gov |publisher=United States Census Bureau |accessdate=2011-05-14 |title=American FactFinder |deadurl=yes |archiveurl=https://web.archive.org/web/20130911234518/http://factfinder2.census.gov/ |archivedate=2013-09-11 |df= }}
11. ^{{FAA-airport|ID=AGO|use=PU|own=PU|site=01069.1*A}}. Federal Aviation Administration. Effective 11 February 2010.
12. ^{{cite web|title=Dave Leip's Atlas of U.S. Presidential Elections|url=http://uselectionatlas.org/RESULTS/|accessdate=November 18, 2016}}
13. ^{{Cite map |publisher = U. S. Census Bureau |title = 2011 Boundary and Annexation Survey (BAS): Columbia County, AR |url = http://www2.census.gov/geo/pvs/bas/bas11/st05_ar/cou/c05027_columbia/BAS11C20502700000_000.pdf |accessdate = 2011-08-06 |deadurl = yes |archiveurl = https://web.archive.org/web/20121019124836/http://www2.census.gov/geo/pvs/bas/bas11/st05_ar/cou/c05027_columbia/BAS11C20502700000_000.pdf |archivedate = 2012-10-19 |df = }}
14. ^{{cite web | url = https://www.census.gov/geo/maps-data/maps/block/2010/cousub/dc10blk_st05_cousub.html#C | title = Arkansas: 2010 Census Block Maps - County Subdivision | publisher = United States Census Bureau | accessdate = May 27, 2014}}