List of Illinois counties

• Adams County (345)
• Alexander County (114)
• Bond County (184)
• Boone County (139)
• Brown County (80)
• Bureau County (489)
• Calhoun County (96)
• Carroll County (220)
• Cass County (91)
• Champaign County (816)
• Christian County (363)
• Clark County (245)
• Clay County (211)
• Clinton County (222)
• Coles County (347)
• Cook County (2787)
• Crawford County (217)
• Cumberland County (191)
• De Kalb County (293)
• De Witt County (222)
• Douglas County (253)
• Du Page County (423)
• Edgar County (310)
• Edwards County (91)
• Effingham County (294)
• Fayette County (414)
• Ford County (337)
• Franklin County (366)
• Fulton County (232)
• Gallatin County (83)
• Greene County (211)
• Grundy County (324)
• Hamilton County (194)
• Hancock County (339)
• Hardin County (65)
• Henderson County (182)
• Henry County (370)
• Iroquois County (651)
• Jackson County (288)
• Jasper County (201)
• Jefferson County (320)
• Jersey County (125)
• Jo Daviess County (234)
• Johnson County (127)
• Kane County (432)
• Kankakee County (394)
• Kendall County (148)
• Knox County (379)
• Lake County (357)
• LaSalle County (616)
• Lawrence County (196)
• Lee County (418)
• Livingston County (650)
• Logan County (327)
• McDonough County (225)
• McHenry County (292)
• McLean County (723)
• Macon County (458)
• Macoupin County (295)
• Madison County (666)
• Marion County (352)
• Marshall County (170)
• Mason County (101)
• Massac County (160)
• Menard County (107)
• Mercer County (172)
• Monroe County (140)
• Montgomery County (299)
• Morgan County (270)
• Moultrie County (186)
• Ogle County (416)
• Peoria County (429)
• Perry County (151)
• Piatt County (284)
• Pike County (396)
• Pope County (101)
• Pulaski County (110)
• Putnam County (54)
• Randolph County (171)
• Richland County (168)
• Rock Island County (319)
• St. Clair County (704)
• Saline County (226)
• Sangamon County (575)
• Schuyler County (140)
• Scott County (112)
• Shelby County (388)
• Stark County (96)
• Stephenson County (378)
• Tazewell County (408)
• Union County (223)
• Vermilion County (608)
• Wabash County (112)
• Warren County (227)
• Washington County (255)
• Wayne County (308)
• White County (266)
• Whiteside County (311)
• Will County (812)
• Williamson County (236)
• Winnebago County (566)
• Woodford County (240)