Counties and the pupulation in Illinois: Massac county, Carroll county, Moultrie county, Washington county, Mason county, White county, Ford county, Greene county, Clay county, Cass county, Menard county, Marshall county | USANearBy.com

Counties in Illinois Cities in Illinois

Map	County Name	Population
	Massac County, IL	15,429
	Carroll County, IL	15,387
	Moultrie County, IL	14,846
	Washington County, IL	14,716
	Mason County, IL	14,666
	White County, IL	14,665
	Ford County, IL	14,081
	Greene County, IL	13,886
	Clay County, IL	13,815
	Cass County, IL	13,642
	Menard County, IL	12,705
	Marshall County, IL	12,640

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