Montgomery County, Pennsylvania
Sir yn nhalaith Pennsylvania, Unol Daleithiau America yw Montgomery County. Cafodd ei henwi ar ôl Richard Montgomery a/ac Sir Drefaldwyn[1][2]. Sefydlwyd Montgomery County, Pennsylvania ym 1784 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Norristown, Pennsylvania.
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| Math | sir  |
|---|---|
| Enwyd ar ôl | Richard Montgomery, Sir Drefaldwyn |
| Prifddinas | Norristown, Pennsylvania |
| Poblogaeth | 856,553 |
| Sefydlwyd |
|
| Daearyddiaeth | |
| Gwlad |  Unol Daleithiau America |
| Arwynebedd | 1,262 km² |
| Talaith | Pennsylvania |
| Yn ffinio gyda | Lehigh County, Bucks County, Philadelphia County, Delaware County, Chester County, Berks County |
| Cyfesurynnau | 40.21°N 75.37°W |
 | |
Mae ganddi arwynebedd o 1,262 cilometr sgwâr. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd, yw 0.9% . Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 856,553 (1 Ebrill 2020)[3]. Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.[4]
Mae'n ffinio gyda Lehigh County, Bucks County, Philadelphia County, Delaware County, Chester County, Berks County. Cedwir rhestr swyddogol o henebion ac adeiladau cofrestredig y sir yn: National Register of Historic Places listings in Montgomery County, Pennsylvania.
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| Map o leoliad y sir o fewn Pennsylvania |
Lleoliad Pennsylvania o fewn UDA |
Ceir sawl sir o’r un enw gan gynnwys:
- Montgomery County, Alabama
- Montgomery County, Arkansas
- Montgomery County, Efrog Newydd
- Montgomery County, Georgia
- Montgomery County, Gogledd Carolina
- Montgomery County, Illinois
- Montgomery County, Indiana
- Montgomery County, Iowa
- Montgomery County, Kansas
- Montgomery County, Kentucky
- Montgomery County, Maryland
- Montgomery County, Mississippi
- Montgomery County, Missouri
- Montgomery County, Ohio
- Montgomery County, Pennsylvania
- Montgomery County, Tennessee
- Montgomery County, Texas
Trefi mwyafGolygu
Mae gan y sir yma boblogaeth o tua 856,553 (1 Ebrill 2020)[3]. Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:
Rhestr Wicidata:
| Tref neu gymuned | Poblogaeth | Arwynebedd |
|---|---|---|
| Lower Merion Township, Pennsylvania | 63633[5] 57825[6] |
23.9 |
| Abington Township | 58502[5] 55310[6] |
15.5 |
| Cheltenham Township, Pennsylvania | 37452[5] 36793[6] |
8 |
| Norristown, Pennsylvania | 34324[7][6] 35748[5] |
3.61 9.345418 |
| Upper Merion Township, Pennsylvania | 33613[5] 28395[6] |
17.2 |
| Upper Dublin Township, Pennsylvania | 26665[5] 25569[6] |
13.2 |
| Horsham Township, Pennsylvania | 26564[5] 26147[6] |
17.3 |
| Upper Moreland Township, Pennsylvania | 26116[5] 24015[6] |
7.5 |
| Montgomery Township, Pennsylvania | 25862[5] 24790[6] |
10.7 |
CyfeiriadauGolygu
- ↑ https://www.montcopa.org/2825/History; dyddiad cyrchiad: 9 Tachwedd 2022; dyfyniad: Montgomery County was . . . named for General Richard Montgomery.
- ↑ http://www.phmc.state.pa.us/bah/dam/rg/di/IncorporationDatesForMunicipalities/pdfs/montgomery.pdf?catid=46; dyddiad cyrchiad: 9 Tachwedd 2022; enwyd fel: Montgomery County; dyfyniad: Named perhaps for Montgomeryshire in Wales, for the Revolutionary hero Gen. Richard Montgomery, or for two legislators named Montgomery who advanced the bill to create the county.
- ↑ 3.0 3.1 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.
- ↑ 5.0 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020
- ↑ 6.0 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 https://data.census.gov/cedsci/table?g=0100000US%241600000&y=2010&d=DEC%20Redistricting%20Data%20%28PL%2094-171%29
- ↑ 2010 United States Census