Jefferson County, Gorllewin Virginia
Sir yn nhalaith Gorllewin Virginia, Virginia, Unol Daleithiau America yw Jefferson County. Cafodd ei henwi ar ôl Thomas Jefferson. Sefydlwyd Jefferson County, Gorllewin Virginia ym 1801 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Charles Town, Gorllewin Virginia.
_and_West_Virginia_State_Route_51_(Washington_Street)_in_Charles_Town,_Jefferson_County,_West_Virginia.jpg) | |
| Math | sir  |
|---|---|
| Enwyd ar ôl | Thomas Jefferson |
| Prifddinas | Charles Town, Gorllewin Virginia |
| Poblogaeth | 57,701 |
| Sefydlwyd |
|
| Daearyddiaeth | |
| Rhan o'r canlynol | rhaniad ddinesig Washington–Arlington–Alexandria |
| Gwlad |  Unol Daleithiau America |
| Arwynebedd | 548 km² |
| Talaith | Gorllewin Virginia, Virginia |
| Yn ffinio gyda | Loudoun County, Washington County, Clarke County, Berkeley County, Frederick County |
| Cyfesurynnau | 39.31°N 77.86°W |
 | |
Mae ganddi arwynebedd o 548 cilometr sgwâr. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd, yw 1% . Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 57,701 (1 Ebrill 2020)[1]. Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.[2]
Mae'n ffinio gyda Loudoun County, Washington County, Clarke County, Berkeley County, Frederick County. Cedwir rhestr swyddogol o henebion ac adeiladau cofrestredig y sir yn: National Register of Historic Places listings in Jefferson County, West Virginia.
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| Map o leoliad y sir o fewn Gorllewin Virginia |
Lleoliad Gorllewin Virginia o fewn UDA |
Ceir sawl sir o’r un enw gan gynnwys:
- Jefferson County, Alabama
- Jefferson County, Arkansas
- Jefferson County, Colorado
- Jefferson County, Efrog Newydd
- Jefferson County, Florida
- Jefferson County, Georgia
- Jefferson County, Gorllewin Virginia
- Jefferson County, Idaho
- Jefferson County, Illinois
- Jefferson County, Indiana
- Jefferson County, Iowa
- Jefferson County, Kansas
- Jefferson County, Kentucky
- Jefferson County, Mississippi
- Jefferson County, Missouri
- Jefferson County, Montana
- Jefferson County, Nebraska
Trefi mwyafGolygu
Mae gan y sir yma boblogaeth o tua 57,701 (1 Ebrill 2020)[1]. Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:
Rhestr Wicidata:
| Tref neu gymuned | Poblogaeth | Arwynebedd |
|---|---|---|
| Washington metropolitan area | 6385162[3] | 6567.6[4] 17010 |
| Charles Town, Gorllewin Virginia | 5259[5][6] 6534[3] |
15.128849[7] 15.036307[5] |
| Ranson, Gorllewin Virginia | 699 4440[5][6] 5433[3] |
8.05 20.862161[5] |
| Shannondale | 3358[5][6] 3487[3] |
8.745 22.649095[5] |
| Shepherdstown, Gorllewin Virginia | 1734[5][6] 1531[3] |
0.972459[7] 0.969144[5] |
| Bolivar, Gorllewin Virginia | 1045[5][6] 1036[3] |
1.121872[7] |
| Shenandoah Junction | 703[5][6] 635[3] |
1.013 2.623925[5] |
| Middleway | 441[5][6] 482[3] |
1.123 2.909684[5] |
CyfeiriadauGolygu
- ↑ 1.0 1.1 https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020; Cyfrifiad yr Unol Daleithiau 2020; golygydd: Biwro Cyfrifiad yr Unol Daleithiau; dyddiad cyrchiad: 1 Ionawr 2022.
- ↑ statswales.gov.wales; adalwyd 25 Mawrth 2020.
- ↑ 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020
- ↑ https://censusreporter.org/profiles/31000US47900-washington-arlington-alexandria-dc-va-md-wv-metro-area/
- ↑ 5.00 5.01 5.02 5.03 5.04 5.05 5.06 5.07 5.08 5.09 5.10 5.11 5.12 2010 U.S. Gazetteer Files
- ↑ 6.0 6.1 6.2 6.3 6.4 6.5 6.6 https://data.census.gov/cedsci/table?g=0100000US%241600000&y=2010&d=DEC%20Redistricting%20Data%20%28PL%2094-171%29
- ↑ 7.0 7.1 7.2 2016 U.S. Gazetteer Files