Calhoun County, Iowa

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Calhoun County
Calhoun County IA Courthouse.jpg
Mathcounty of Iowa Edit this on Wikidata
Enwyd ar ôlJohn C. Calhoun Edit this on Wikidata
PrifddinasRockwell City, Iowa Edit this on Wikidata
Poblogaeth9,927 Edit this on Wikidata
Sefydlwyd
  • 15 Ionawr 1851 Edit this on Wikidata
Daearyddiaeth
GwladBaner Unol Daleithiau America Unol Daleithiau America
Arwynebedd1,482 km² Edit this on Wikidata
TalaithIowa
Yn ffinio gydaPocahontas County, Carroll County, Sac County, Webster County, Greene County, Buena Vista County Edit this on Wikidata
Cyfesurynnau42.3861°N 94.6472°W Edit this on Wikidata
[golygwch ar Wicidata]

Sir yn nhalaith Iowa, Unol Daleithiau America yw Calhoun County. Cafodd ei henwi ar ôl John C. Calhoun[1]. Sefydlwyd Calhoun County, Iowa ym 1851 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Rockwell City, Iowa.

Mae ganddi arwynebedd o 1,482 cilometr sgwâr. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd, yw 0.4% . Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 9,927 (1 Ebrill 2020)[2]. Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.[3]

Mae'n ffinio gyda Pocahontas County, Carroll County, Sac County, Webster County, Greene County, Buena Vista County. Cedwir rhestr swyddogol o henebion ac adeiladau cofrestredig y sir yn: National Register of Historic Places listings in Calhoun County, Iowa.

Map of Iowa highlighting Calhoun County.svg

Iowa in United States.svg

Map o leoliad y sir
o fewn Iowa		 Lleoliad Iowa
o fewn UDA

Ceir sawl sir o’r un enw gan gynnwys:





Trefi mwyaf[golygu | golygu cod y dudalen]

Mae gan y sir yma boblogaeth o tua 9,927 (1 Ebrill 2020)[2]. Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:

Rhestr Wicidata:


Tref neu gymuned Poblogaeth Arwynebedd
Rockwell City, Iowa 1709[4][5]
2240[6] 		10.942257[7]
10.91675[4]
Lincoln Township 1931[6]
1915[5] 		35.32
Lake City, Iowa 1727[4][5]
1731[6] 		12.462056[7]
12.462055[4]
Manson, Iowa 1690[4][5]
1709[6] 		8.224582[7]
8.224583[4]
Twin Lakes Township 1358[6]
1250[5] 		36.82
Center Township 1232[6]
820[5] 		36.62
Butler Township 713[6]
873[5] 		35.6
Pomeroy, Iowa 662[4][5]
526[6] 		5.288443[7]
5.287954[4]
Diwedd y rhestr a gynhyrchwyd yn otomatig o Wicidata.
gw • sg • go
Taleithiau Baner Unol Daleithiau America Unol Daleithiau America
gw • sg • go
Siroedd (a phrif drefi) o fewn talaith Iowa
Adair County, Adams County, Allamakee County, Appanoose County, Audubon County, Benton County, Black Hawk County, Boone County, Bremer County, Buchanan County, Buena Vista County, Butler County, Calhoun County, Carroll County, Cass County, Cedar County, Cerro Gordo County, Cherokee County, Chickasaw County, Clarke County, Clay County, Clayton County, Clinton County, Crawford County, Dallas County, Davis County, Decatur County, Delaware County, Des Moines County, Dickinson County, Dubuque County, Emmet County, Fayette County, Floyd County, Franklin County, Fremont County, Greene County, Grundy County, Guthrie County, Hamilton County, Hancock County, Hardin County, Harrison County, Henry County, Howard County, Humboldt County, Ida County, Iowa County, Jackson County, Jasper County, Jefferson County, Johnson County, Jones County, Keokuk County, Kossuth County, Lee County, Linn County, Louisa County, Lucas County, Lyon County, Madison County, Mahaska County, Marion County, Marshall County, Mills County, Mitchell County, Monona County, Monroe County, Montgomery County, Muscatine County, O'Brien County, Osceola County, Page County, Palo Alto County, Plymouth County, Pocahontas County, Polk County, Pottawattamie County, Poweshiek County, Ringgold County, Sac County, Scott County, Shelby County, Sioux County, Story County, Tama County, Taylor County, Union County, Van Buren County, Wapello County, Warren County, Washington County, Wayne County, Webster County, Winnebago County, Winneshiek County, Woodbury County, Worth County, Wright County

Cyfeiriadau[golygu | golygu cod y dudalen]

  1. ↑ https://books.google.com/books?id=9V1IAAAAMAAJ&pg=PA64; tudalen: 64.
  2. ↑ 2.0 2.1 https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020; golygydd: Biwro Cyfrifiad yr Unol Daleithiau; dyddiad cyrchiad: 1 Ionawr 2022.
  3. ↑ statswales.gov.wales; adalwyd 25 Mawrth 2020.
  4. ↑ 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 2010 U.S. Gazetteer Files
  5. ↑ 5.0 5.1 5.2 5.3 5.4 5.5 5.6 5.7 https://data.census.gov/cedsci/table?g=0100000US%241600000&y=2010&d=DEC%20Redistricting%20Data%20%28PL%2094-171%29
  6. ↑ 6.0 6.1 6.2 6.3 6.4 6.5 6.6 6.7 https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020
  7. ↑ 7.0 7.1 7.2 7.3 2016 U.S. Gazetteer Files
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