Jefferson County, Alabama
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Math |
sir ![]() |
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Enwyd ar ôl |
Thomas Jefferson ![]() |
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Prifddinas |
Birmingham ![]() |
Poblogaeth |
659,479 ![]() |
Sefydlwyd | |
Daearyddiaeth | |
Gwlad |
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Arwynebedd |
2,911 km² ![]() |
Talaith | Alabama |
Yn ffinio gyda |
Tuscaloosa County, Bibb County, Blount County, Walker County, St. Clair County, Shelby County ![]() |
Cyfesurynnau |
33.5833°N 86.8667°W ![]() |
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Sir yn nhalaith Alabama, Unol Daleithiau America yw Jefferson County. Cafodd ei henwi ar ôl Thomas Jefferson. Sefydlwyd Jefferson County, Alabama ym 1819 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Birmingham, Alabama.
Mae ganddi arwynebedd o 2,911 cilometr sgwâr. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd, yw 1.1% . Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 659,479 (1 Gorffennaf 2013)[1]. Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.[2]
Mae'n ffinio gyda Tuscaloosa County, Bibb County, Blount County, Walker County, St. Clair County, Shelby County. Cedwir rhestr swyddogol o henebion ac adeiladau cofrestredig y sir yn: National Register of Historic Places listings in Jefferson County, Alabama.
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Map o leoliad y sir o fewn Alabama |
Lleoliad Alabama 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 mwyaf[golygu | golygu cod y dudalen]
Mae gan y sir yma boblogaeth o tua 659,479 (1 Gorffennaf 2013)[1]. Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:
Rhestr Wicidata:
Tref neu gymuned | Poblogaeth | Arwynebedd |
---|---|---|
Birmingham, Alabama | 212237[3] | 384.944955[4] 384.901592[3] |
Hoover, Alabama | 84126 81619[3] |
124.570116[4] 124.861404[3] |
Vestavia Hills, Alabama | 34033[3] | 52.408415[4] 50.834009[3] |
Bessemer, Alabama | 27053 27456[3] |
105.238474[4] 103.644618[3] 103.644618 |
Homewood, Alabama | 25167[3] | 21.829076[4] 21.828415[3] |
Mountain Brook, Alabama | 20359 20413[3] |
33.291729[4] 33.17634[3] |
Center Point, Alabama | 16864 16921[3] |
16.091013[4] 15.869889[3] |
Hueytown, Alabama | 16105[3] | 51.010412[4] 51.020156[3] |
Gardendale, Alabama | 13735 13893[3] |
59.380356[4] 58.40024[3] |
Irondale, Alabama | 12349[3] | 45.278761[4] 45.249178[3] |
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Cyfeiriadau[golygu | golygu cod y dudalen]
- ↑ 1.0 1.1 Biwro Cyfrifiad yr Unol Daleithiau; http://www.census.gov/popest/data/counties/totals/2013/files/CO-EST2013-Alldata.csv.
- ↑ statswales.gov.wales; adalwyd 25 Mawrth 2020.
- ↑ 3.00 3.01 3.02 3.03 3.04 3.05 3.06 3.07 3.08 3.09 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.2010.html
- ↑ 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 2016 U.S. Gazetteer Files