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 | 6280697[3] | 6567.6[3] 17010 |
| Charles Town, Gorllewin Virginia | 5259[4][5] 6534[6] |
15.128849[7] 15.036307[4] |
| Ranson, Gorllewin Virginia | 699 4440[4][5] 5433[6] |
8.05 20.862161[4] |
| Shannondale | 3358[4][5] 3487[6] |
8.745 22.649095[4] |
| Shepherdstown, Gorllewin Virginia | 1734[4][5] 1531[6] |
0.972459[7] 0.969144[4] |
| Bolivar, Gorllewin Virginia | 1045[4][5] 1036[6] |
1.121872[7] |
| Shenandoah Junction | 703[4][5] 635[6] |
1.013 2.623925[4] |
| Middleway | 441[4][5] 482[6] |
1.123 2.909684[4] |
CyfeiriadauGolygu
- ↑ 1.0 1.1 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.
- ↑ statswales.gov.wales; adalwyd 25 Mawrth 2020.
- ↑ 3.0 3.1 https://censusreporter.org/profiles/31000US47900-washington-arlington-alexandria-dc-va-md-wv-metro-area/
- ↑ 4.00 4.01 4.02 4.03 4.04 4.05 4.06 4.07 4.08 4.09 4.10 4.11 4.12 2010 U.S. Gazetteer Files
- ↑ 5.0 5.1 5.2 5.3 5.4 5.5 5.6 https://data.census.gov/cedsci/table?g=0100000US%241600000&y=2010&d=DEC%20Redistricting%20Data%20%28PL%2094-171%29
- ↑ 6.0 6.1 6.2 6.3 6.4 6.5 6.6 https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020
- ↑ 7.0 7.1 7.2 2016 U.S. Gazetteer Files