Sir yn nhalaith Illinois , Unol Daleithiau America yw Will County . Cafodd ei henwi ar ôl Conrad Will. Sefydlwyd Will County, Illinois ym 1836 a sedd weinyddol y sir (a elwir weithiau'n 'dref sirol' neu'n 'brifddinas y sir') yw Joliet, Illinois.
Mae ganddi arwynebedd o 849. Allan o'r arwynebedd hwn, y canran o ffurfiau dyfrol, megis llynnoedd ac afonydd , yw 1.5% . Ar ei huchaf, mae'n 213 metr yn uwch na lefel y môr. Yn ôl cyfrifiad y wlad, poblogaeth y sir yw: 696,355 (1 Ebrill 2020) [1] . Mewn cymhariaeth, yn 2016 roedd poblogaeth Caerdydd yn 361,462 a Rhyl tua 26,000.[2]
Mae'n ffinio gyda Kane County, DuPage County, Cook County, Lake County, Kankakee County, Grundy County, Kendall County. Cedwir rhestr swyddogol o henebion ac adeiladau cofrestredig y sir yn: National Register of Historic Places listings in Will County .
Map o leoliad y sir o fewn Illinois Lleoliad Illinois o fewn UDA
Mae gan y sir yma boblogaeth o tua 696,355 (1 Ebrill 2020) [1] . Dyma rai o'r dinasoedd, trefi neu gymunedau mwyaf poblog y sir:
Rhestr Wicidata:
Diwedd y rhestr a gynhyrchwyd yn otomatig o Wicidata.
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