Jefferson County, Montana

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Jefferson County
Jeffersoncourthouse.jpg
Math sir Edit this on Wikidata
Enwyd ar ôl Thomas Jefferson Edit this on Wikidata
Prifddinas Boulder Edit this on Wikidata
Poblogaeth 11,512 Edit this on Wikidata
Sefydlwyd
  • 2 Chwefror 1865 Edit this on Wikidata
Daearyddiaeth
Gwlad Baner Unol Daleithiau America Unol Daleithiau America
Arwynebedd 4,296 km² Edit this on Wikidata
Talaith Montana
Yn ffinio gyda Lewis and Clark County, Silver Bow County, Madison County Edit this on Wikidata
Cyfesurynnau 46.18°N 112.11°W Edit this on Wikidata

Sir yn nhalaith Montana, Unol Daleithiau America yw Jefferson County. Cafodd ei henwi ar ôl Thomas Jefferson. Sefydlwyd Jefferson County, Montana ym 1865 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Boulder, Montana.

Mae ganddi arwynebedd o 4,296 cilometr sgwâr. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd, yw 0.2% . Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 11,512 (1 Gorffennaf 2013)[1]. Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.[2]

Mae'n ffinio gyda Lewis and Clark County, Silver Bow County, Madison County. Cedwir rhestr swyddogol o henebion ac adeiladau cofrestredig y sir yn: National Register of Historic Places listings in Montana.

Map of Montana highlighting Jefferson County.svg

Montana in United States.svg

Map o leoliad y sir
o fewn Montana		 Lleoliad Montana
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 11,512 (1 Gorffennaf 2013)[1]. Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:

Rhestr Wicidata:


Tref neu gymuned Poblogaeth Arwynebedd
Montana City 271530 88.359445[3]
Clancy 1661 101.445078[3]
Boulder, Montana 1183 2.911729[3]
Whitehall, Montana 1038 1.826667[3]
South Hills 517 15.222898[3]
Jefferson City 472[4] 60.13526[3]
Rader Creek 363 52.449932[3]
Basin 255 32.999557[3]
Cardwell 40 5.584394[3]
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 Montana
Beaverhead County, Big Horn County, Blaine County, Broadwater County, Carbon County, Carter County, Cascade County, Chouteau County, Custer County, Daniels County, Dawson County, Deer Lodge County, Fallon County, Fergus County, Flathead County, Gallatin County, Garfield County, Glacier County, Golden Valley County, Granite County, Hill County, Jefferson County, Judith Basin County, Lake County, Lewis and Clark County, Liberty County, Lincoln County, McCone County, Madison County, Meagher County, Mineral County, Missoula County, Musselshell County, Park County, Petroleum County, Phillips County, Pondera County, Powder River County, Powell County, Prairie County, Ravalli County, Richland County, Roosevelt County, Rosebud County, Sanders County, Sheridan County, Silver Bow County, Stillwater County, Sweet Grass County, Teton County, Toole County, Treasure County, Valley County, Wheatland County, Wibaux County, Yellowstone County

Cyfeiriadau[golygu | golygu cod y dudalen]

  1. ↑ 1.0 1.1 Biwro Cyfrifiad yr Unol Daleithiau; http://www.census.gov/popest/data/counties/totals/2013/files/CO-EST2013-Alldata.csv.
  2. ↑ statswales.gov.wales; adalwyd 25 Mawrth 2020.
  3. ↑ 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 2016 U.S. Gazetteer Files
  4. ↑ https://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_SF1/GCTPH1.ST10/0400000US30
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