Rock County, Wisconsin

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Rock County
Rock County Courthouse, Wisconsin.JPG
Math sir Edit this on Wikidata
Enwyd ar ôl tirlun Edit this on Wikidata
Prifddinas Janesville Edit this on Wikidata
Poblogaeth 163,354 Edit this on Wikidata
Sefydlwyd
  • 7 Rhagfyr 1836 Edit this on Wikidata
Daearyddiaeth
Gwlad Baner Unol Daleithiau America Unol Daleithiau America
Arwynebedd 1,881 km², 718.14 mi² Edit this on Wikidata
Talaith Wisconsin[1]
Uwch y môr 249 metr, 807 Troedfedd Edit this on Wikidata
Yn ffinio gyda Dane County, Green County, Jefferson County, Walworth County, Boone County, Winnebago County Edit this on Wikidata
Cyfesurynnau 42.67°N 89.07°W Edit this on Wikidata

Sir yn nhalaith Wisconsin[1], Unol Daleithiau America yw Rock County. Cafodd ei henwi ar ôl tirlun[1]. Sefydlwyd Rock County, Wisconsin ym 1839, 1836 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Janesville, Wisconsin.

Mae ganddi arwynebedd o 1,881 cilometr sgwâr, 718.14 (2010)[1][2]. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd, yw 1.1% . Ar ei huchaf, mae'n 249 metr (8 Mawrth 2013), 807 Troedfedd (1 Chwefror 1993) yn uwch na lefel y môr. Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 163,354 (1 Gorffennaf 2019)[2]. Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.[3]

Mae'n ffinio gyda Dane County, Green County, Jefferson County, Walworth County, Boone County, Washburn County, Winnebago County.

Map of Wisconsin highlighting Rock County.svg

Wisconsin in United States.svg

Map o leoliad y sir
o fewn Wisconsin[1]		 Lleoliad Wisconsin[1]
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 163,354 (1 Gorffennaf 2019)[2]. Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:

Rhestr Wicidata:


Tref neu gymuned Poblogaeth Arwynebedd
Janesville, Wisconsin 64128[4][5] 89.030764[6]
33.8[4]
Beloit 36966 45.728791[6]
Milton 5546 11.066188[6]
Edgerton 5461 10.778975[6]
Evansville 5012 8.574318[6]
Brodhead 3293 4.597824[6]
Fulton 3158 32.9
Turtle 2444 29.3
Harmony 2351 24
Clinton 2154 3.709329[6]
Union 1860 34.1
Orfordville 1442 3.074817[6]
Lima 1312 36.4
Plymouth 1270 35.6
Center 1005 35.6
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 Wisconsin[1]
Adams County, Ashland County, Barron County, Bayfield County, Brown County, Buffalo County, Burnett County, Calumet County, Chippewa County, Clark County, Columbia County, Crawford County, Dane County, Dodge County, Door County, Douglas County, Dunn County, Eau Claire County, Florence County, Fond du Lac County, Forest County, Grant County, Green County, Green Lake County, Iowa County, Iron County, Jackson County, Jefferson County, Juneau County, Kenosha County, Kewaunee County, La Crosse County, Lafayette County, Langlade County, Lincoln County, Manitowoc County, Marathon County, Marinette County, Marquette County, Menominee County, Milwaukee County, Monroe County, Oconto County, Oneida County, Outagamie County, Ozaukee County, Pepin County, Pierce County, Polk County, Portage County, Price County, Racine County, Richland County, Rock County, Rusk County, St. Croix County, Sauk County, Sawyer County, Shawano County, Sheboygan County, Taylor County, Trempealeau County, Vernon County, Vilas County, Walworth County, Washburn County, Washington County, Swydd Waukesha, Waupaca County, Waushara County, Winnebago County, Wood County

Cyfeiriadau[golygu | golygu cod y dudalen]

  1. ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 https://data.census.gov/cedsci/profile?g=0500000US55105; dyddiad cyrchiad: 31 Awst 2020; enwyd fel: Rock County, Wisconsin; cyhoeddwr: Biwro Cyfrifiad yr Unol Daleithiau.
  2. ↑ 2.0 2.1 2.2 "QuickFacts"; dyddiad cyrchiad: 1 Medi 2020; cyhoeddwr: Biwro Cyfrifiad yr Unol Daleithiau; enwyd fel: Rock County, Wisconsin; United States.
  3. ↑ statswales.gov.wales; adalwyd 25 Mawrth 2020.
  4. ↑ 4.0 4.1 https://data.census.gov/cedsci/profile?g=1600000US5537825
  5. ↑ https://data.census.gov/cedsci/table?q=ACSDP5Y2018.DP05%20Janesville%20city,%20Wisconsin&g=1600000US5537825&tid=ACSDP5Y2018.DP05
  6. ↑ 6.0 6.1 6.2 6.3 6.4 6.5 6.6 6.7 2016 U.S. Gazetteer Files
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