Jefferson County, Kentucky
Sir yn nhalaith Kentucky, Unol Daleithiau America yw Jefferson County. Cafodd ei henwi ar ôl Thomas Jefferson. Sefydlwyd Jefferson County, Kentucky ym 1780 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Louisville.
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| Math | sir  |
|---|---|
| Enwyd ar ôl | Thomas Jefferson |
| Prifddinas | Louisville |
| Poblogaeth | 782,969 |
| Sefydlwyd |
|
| Cylchfa amser | Cylchfa Amser y Dwyrain |
| Daearyddiaeth | |
| Gwlad |  Unol Daleithiau America |
| Arwynebedd | 1,032 km² |
| Talaith | Kentucky |
| Yn ffinio gyda | Clark County, Floyd County, Harrison County, Hardin County, Bullitt County, Spencer County, Shelby County, Oldham County |
| Cyfesurynnau | 38.19°N 85.66°W |
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Mae ganddi arwynebedd o 1,032 cilometr sgwâr. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd, yw 4.3% . Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 782,969 (1 Ebrill 2020)[1]. Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.[2]
Mae'n ffinio gyda Clark County, Floyd County, Harrison County, Hardin County, Bullitt County, Spencer County, Shelby County, Oldham County. Ceir 9 cylchfa amser yn UDA, ac mae'r sir hon yn perthyn i'r cylchfa amser a elwir yn Cylchfa Amser y Dwyrain. Cedwir rhestr swyddogol o henebion ac adeiladau cofrestredig y sir yn: National Register of Historic Places listings in Jefferson County, Kentucky.
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| Map o leoliad y sir o fewn Kentucky |
Lleoliad Kentucky 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
golyguMae gan y sir yma boblogaeth o tua 782,969 (1 Ebrill 2020)[1]. Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:
Rhestr Wicidata:
| Tref neu gymuned | Poblogaeth | Arwynebedd |
|---|---|---|
| Louisville | 246161[3] | 171.695795[4] |
| Jeffersontown | 28474[5] | 26.108739[4] 25.796128[6] |
| St. Matthews | 17534[5] | 11.259487[4] 11.191355[6] |
| Shively | 15636[5] | 4.6 11.860064[6] |
| Lyndon | 11008[5] | 9.406288[4] 9.406359[6] |
| Middletown | 9706[5] | 13.459597[4] 13.212401[6] |
| St. Dennis | 9177 | 2.6 |
| Douglass Hills | 5456[5] | 3.43538[4] 3.428735[6] |
| Hurstbourne | 4683[5] | 4.689823[4] 4.692098[6] |
| Prospect | 4592[5] | 10.10945[4] 10.10916[6] |
| Indian Hills | 2860[5] | 5.121717[4] 5.121724[6] |
| Graymoor-Devondale | 2853[5] | 1.910811[4] 1.910813[6] |
| Anchorage | 2500[5] | 7.693139[4] 7.693176[6] |
| Windy Hills | 2427[5] | 2.393232[4] 2.393225[6] |
| Hurstbourne Acres | 1957[5] | 0.896758[4] 0.896757[6] |
Cyfeiriadau
golygu- ↑ 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.
- ↑ https://www.census.gov/search-results.html?q=Louisville+%28Kentucky%29&page=1&stateGeo=none&searchtype=web&cssp=SERP&_charset_=UTF-8
- ↑ 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 2016 U.S. Gazetteer Files
- ↑ 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 https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020
- ↑ 6.00 6.01 6.02 6.03 6.04 6.05 6.06 6.07 6.08 6.09 6.10 6.11 6.12 2010 U.S. Gazetteer Files