Counties and the pupulation in Illinois: Logan county, Montgomery county, Iroquois county, Saline county, Jersey county, Jo Daviess county, Shelby county, Perry county, Fayette county, Douglas county, Crawford county, Hancock county | USANearBy.com

Counties in Illinois Cities in Illinois

Map	County Name	Population
	Logan County, IL	30,305
	Montgomery County, IL	30,104
	Iroquois County, IL	29,718
	Saline County, IL	24,913
	Jersey County, IL	22,985
	Jo Daviess County, IL	22,678
	Shelby County, IL	22,363
	Perry County, IL	22,350
	Fayette County, IL	22,140
	Douglas County, IL	19,980
	Crawford County, IL	19,817
	Hancock County, IL	19,104

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