County Name |
# of Members |
Adams County
Adams County
|
17,576 |
Alexander County
Alexander County
|
963 |
Bond County
Bond County
|
4,849 |
Boone County
Boone County
|
10,688 |
Brown County
Brown County
|
477 |
Bureau County
Bureau County
|
6,769 |
Calhoun County
Calhoun County
|
1,187 |
Carroll County
Carroll County
|
6,924 |
Cass County
Cass County
|
2,685 |
Champaign County
Champaign County
|
60,469 |
Christian County
Christian County
|
17,849 |
Clark County
Clark County
|
2,006 |
Clay County
Clay County
|
1,835 |
Clinton County
Clinton County
|
14,961 |
Coles County
Coles County
|
11,187 |
Cook County
Cook County
|
658,634 |
Crawford County
Crawford County
|
2,448 |
Cumberland County
Cumberland County
|
1,865 |
DeKalb County
DeKalb County
|
19,991 |
De Witt County
De Witt County
|
5,377 |
Douglas County
Douglas County
|
3,800 |
DuPage County
DuPage County
|
132,505 |
Edgar County
Edgar County
|
2,763 |
Edwards County
Edwards County
|
1,240 |
Effingham County
Effingham County
|
6,113 |
Fayette County
Fayette County
|
5,494 |
Ford County
Ford County
|
3,201 |
Franklin County
Franklin County
|
10,082 |
Fulton County
Fulton County
|
13,170 |
Gallatin County
Gallatin County
|
1,463 |
Greene County
Greene County
|
3,205 |
Grundy County
Grundy County
|
14,281 |
Hamilton County
Hamilton County
|
1,998 |
Hancock County
Hancock County
|
2,534 |
Hardin County
Hardin County
|
821 |
Henderson County
Henderson County
|
1,121 |
Henry County
Henry County
|
25,533 |
Iroquois County
Iroquois County
|
4,941 |
Jackson County
Jackson County
|
21,008 |
Jasper County
Jasper County
|
1,153 |
Jefferson County
Jefferson County
|
12,679 |
Jersey County
Jersey County
|
11,223 |
Jo Daviess County
Jo Daviess County
|
10,313 |
Johnson County
Johnson County
|
4,347 |
Kane County
Kane County
|
82,288 |
Kankakee County
Kankakee County
|
37,126 |
Kendall County
Kendall County
|
26,079 |
Knox County
Knox County
|
19,827 |
Lake County
Lake County
|
200,546 |
LaSalle County
LaSalle County
|
54,299 |
Lawrence County
Lawrence County
|
5,244 |
Lee County
Lee County
|
9,498 |
Livingston County
Livingston County
|
14,846 |
Logan County
Logan County
|
13,785 |
McDonough County
McDonough County
|
8,733 |
McHenry County
McHenry County
|
60,834 |
McLean County
McLean County
|
87,216 |
Macon County
Macon County
|
74,200 |
Macoupin County
Macoupin County
|
16,292 |
Madison County
Madison County
|
157,624 |
Marion County
Marion County
|
14,579 |
Marshall County
Marshall County
|
4,768 |
Mason County
Mason County
|
4,369 |
Massac County
Massac County
|
4,671 |
Menard County
Menard County
|
4,059 |
Mercer County
Mercer County
|
8,387 |
Monroe County
Monroe County
|
15,074 |
Montgomery County
Montgomery County
|
10,121 |
Morgan County
Morgan County
|
6,002 |
Moultrie County
Moultrie County
|
4,248 |
Ogle County
Ogle County
|
13,626 |
Peoria County
Peoria County
|
96,161 |
Perry County
Perry County
|
5,225 |
Piatt County
Piatt County
|
5,548 |
Pike County
Pike County
|
1,746 |
Pope County
Pope County
|
1,134 |
Pulaski County
Pulaski County
|
1,256 |
Putnam County
Putnam County
|
1,497 |
Randolph County
Randolph County
|
7,040 |
Richland County
Richland County
|
2,048 |
Rock Island County
Rock Island County
|
104,495 |
St. Clair County
St. Clair County
|
139,688 |
Saline County
Saline County
|
6,817 |
Sangamon County
Sangamon County
|
82,016 |
Schuyler County
Schuyler County
|
958 |
Scott County
Scott County
|
758 |
Shelby County
Shelby County
|
5,475 |
Stark County
Stark County
|
1,604 |
Stephenson County
Stephenson County
|
12,207 |
Tazewell County
Tazewell County
|
75,284 |
Union County
Union County
|
4,019 |
Vermilion County
Vermilion County
|
34,522 |
Wabash County
Wabash County
|
3,472 |
Warren County
Warren County
|
3,936 |
Washington County
Washington County
|
4,910 |
Wayne County
Wayne County
|
2,555 |
White County
White County
|
3,448 |
Whiteside County
Whiteside County
|
26,883 |
Will County
Will County
|
95,098 |
Williamson County
Williamson County
|
25,234 |
Winnebago County
Winnebago County
|
72,442 |
Woodford County
Woodford County
|
19,086 |
|
2,948,631 |