Williamson County
Daearyddiaeth

Math	sir
Enwyd ar ôl	Hugh Williamson

Prifddinas	Marion, Illinois
Poblogaeth	67,153
Sefydlwyd	28 Chwefror 1839
Gwlad	Unol Daleithiau America
Arwynebedd	444 mi²
Talaith	Illinois
Yn ffinio gyda	Franklin County, Johnson County, Saline County, Pope County, Union County, Jackson County
Cyfesurynnau	37.73°N 88.93°W

Ffeiliau perthnasol ar Comin
[golygwch ar Wicidata]

Sir yn nhalaith Illinois, Unol Daleithiau America yw Williamson County. Cafodd ei henwi ar ôl Hugh Williamson. Sefydlwyd Williamson County, Illinois ym 1839 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Marion, Illinois.

Mae ganddi arwynebedd o 444. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd, yw 5.4% . Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 67,153 (1 Ebrill 2020)^[1]. Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.^[2]

Mae'n ffinio gyda Franklin County, Johnson County, Saline County, Pope County, Union County, Jackson County. Cedwir rhestr swyddogol o henebion ac adeiladau cofrestredig y sir yn: National Register of Historic Places listings in Illinois.


Map o leoliad y sir o fewn Illinois	Lleoliad Illinois o fewn UDA

Ceir sawl sir o’r un enw gan gynnwys:

Trefi mwyaf

Mae gan y sir yma boblogaeth o tua 67,153 (1 Ebrill 2020)^[1]. Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:

Rhestr Wicidata:

Diweddarwch y rhestr nawr | WQS | Chwiliwch am ddelweddau

Tref neu gymuned	Poblogaeth	Arwynebedd
Marion, Illinois	16855^[3]	43.234052^[4] 41.992863^[5]
Herrin, Illinois	12352^[3]	25.784677^[4] 24.516605^[5]
Carterville, Illinois	5848^[3]	5.3 13.681229^[5]
Johnston City, Illinois	3384^[3]	2.15 5.50283^[5]
Cambria, Illinois	1505^[3]	1.41
Crainville, Illinois	1443^[3]	1.66
Energy, Illinois	974^[3]	1.19
Hurst, Illinois	764^[3]	0.86 2.221336^[5]
Pittsburg, Illinois	565^[3]	2.1
Creal Springs, Illinois	505^[3]	1 2.583918^[5]
Bush, Illinois	241^[3]	0.46
Spillertown, Illinois	181^[3]	0.37
Colp, Illinois	168^[3]	0.14

Diwedd y rhestr a gynhyrchwyd yn otomatig o Wicidata.

gw • sg • go

Taleithiau

Unol Daleithiau America

Alabama, Alaska, Arizona, Arkansas, Califfornia, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, Mecsico Newydd, Efrog Newydd, Gogledd Dakota, Gogledd Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, De Dakota, De Carolina, Tennessee, Texas, Utah, Vermont, Virginia, Washington, Gorllewin Virginia, Wisconsin, Wyoming, District of Columbia, Samoa America, Ynysoedd Americanaidd y Wyryf, Guam, Ynysoedd Gogledd Mariana, Puerto Rico

gw • sg • go

Siroedd (a phrif drefi) o fewn talaith Illinois

Adams County, Alexander County, Bond County, Boone County, Brown County, Bureau County, Calhoun County, Carroll County, Cass County, Champaign County, Christian County, Clark County, Clay County, Clinton County, Coles County, Cook County, Crawford County, Cumberland County, DeKalb County, DeWitt County, Douglas County, DuPage County, Edgar County, Edwards County, Effingham County, Fayette County, Ford County, Franklin County, Fulton County, Gallatin County, Greene County, Grundy County, Hamilton County, Hancock County, Hardin County, Henderson County, Henry County, Iroquois County, Jackson County, Jasper County, Jefferson County, Jersey County, Jo Daviess County, Johnson County, Kane County, Kankakee County, Kendall County, Knox County, Lake County, LaSalle County, Lawrence County, Lee County, Livingston County, Logan County, Macon County, Macoupin County, Madison County, Marion County, Marshall County, Mason County, Massac County, McDonough County, McHenry County, McLean County, Menard County, Mercer County, Monroe County, Montgomery County, Morgan County, Moultrie County, Ogle County, Peoria County, Perry County, Piatt County, Pike County, Pope County, Pulaski County, Putnam County, Randolph County, Richland County, Rock Island County, Saline County, Sangamon County, Schuyler County, Scott County, Shelby County, St. Clair County, Stark County, Stephenson County, Tazewell County, Union County, Vermilion County, Wabash County, Warren County, Washington County, Wayne County, White County, Whiteside County, Will County, Williamson County, Winnebago County, Woodford County

Cyfeiriadau

↑ ^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.
↑ ^3.00 ^3.01 ^3.02 ^3.03 ^3.04 ^3.05 ^3.06 ^3.07 ^3.08 ^3.09 ^3.10 ^3.11 ^3.12 https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020
↑ ^4.0 ^4.1 2016 U.S. Gazetteer Files
↑ ^5.0 ^5.1 ^5.2 ^5.3 ^5.4 ^5.5 2010 U.S. Gazetteer Files

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