Illinois

Districts Credit Unions Counties

U.S. Senate

District Name # of Members
U.S. Senate 3,329,284
3,329,284

U.S. House Of Representatives

District Name # of Members
Congressional District 1 150,180
Congressional District 2 212,664
Congressional District 3 95,888
Congressional District 4 66,085
Congressional District 5 100,456
Congressional District 6 107,282
Congressional District 7 120,763
Congressional District 8 128,405
Congressional District 9 100,857
Congressional District 10 218,814
Congressional District 11 136,322
Congressional District 12 304,986
Congressional District 13 420,861
Congressional District 14 161,105
Congressional District 15 303,382
Congressional District 16 311,895
Congressional District 17 332,288
3,272,233

State Senate

District Name # of Members
Senate District 1 17,670
Senate District 2 27,174
Senate District 3 30,601
Senate District 4 41,378
Senate District 5 30,032
Senate District 6 21,719
Senate District 7 26,584
Senate District 8 22,073
Senate District 9 22,142
Senate District 10 35,323
Senate District 11 24,656
Senate District 12 12,430
Senate District 13 33,889
Senate District 14 40,820
Senate District 15 49,413
Senate District 16 36,061
Senate District 17 51,057
Senate District 18 38,368
Senate District 19 38,573
Senate District 20 22,858
Senate District 21 32,366
Senate District 22 33,798
Senate District 23 31,278
Senate District 24 35,792
Senate District 25 34,667
Senate District 26 44,269
Senate District 27 35,539
Senate District 28 32,115
Senate District 29 25,786
Senate District 30 64,331
Senate District 31 85,020
Senate District 32 59,139
Senate District 33 40,241
Senate District 34 48,188
Senate District 35 46,989
Senate District 36 128,779
Senate District 37 92,644
Senate District 38 65,799
Senate District 39 34,953
Senate District 40 55,470
Senate District 41 27,136
Senate District 42 40,859
Senate District 43 29,957
Senate District 44 117,812
Senate District 45 63,663
Senate District 46 100,362
Senate District 47 90,047
Senate District 48 108,047
Senate District 49 35,721
Senate District 50 72,512
Senate District 51 57,917
Senate District 52 84,579
Senate District 53 93,420
Senate District 54 82,632
Senate District 55 110,994
Senate District 56 154,889
Senate District 57 171,150
Senate District 58 79,214
Senate District 59 81,751
3,252,646

State House Of Representatives

District Name # of Members
House District 1 8,271
House District 2 9,399
House District 3 12,104
House District 4 15,070
House District 5 15,864
House District 6 14,725
House District 7 25,830
House District 8 15,270
House District 9 15,736
House District 10 14,187
House District 11 11,520
House District 12 10,199
House District 13 13,395
House District 14 13,189
House District 15 12,341
House District 16 9,732
House District 17 11,238
House District 18 10,734
House District 19 15,390
House District 20 19,868
House District 21 11,613
House District 22 13,043
House District 23 4,478
House District 24 7,952
House District 25 17,759
House District 26 16,130
House District 27 21,775
House District 28 19,045
House District 29 26,679
House District 30 22,581
House District 31 20,296
House District 32 15,765
House District 33 22,974
House District 34 27,913
House District 35 20,244
House District 36 18,017
House District 37 13,190
House District 38 25,383
House District 39 11,918
House District 40 10,940
House District 41 16,505
House District 42 15,861
House District 43 16,216
House District 44 17,582
House District 45 14,325
House District 46 16,953
House District 47 18,120
House District 48 17,672
House District 49 16,383
House District 50 18,284
House District 51 19,930
House District 52 24,171
House District 53 18,136
House District 54 17,403
House District 55 14,919
House District 56 17,196
House District 57 13,820
House District 58 11,935
House District 59 24,454
House District 60 39,877
House District 61 50,961
House District 62 34,059
House District 63 24,210
House District 64 34,737
House District 65 17,662
House District 66 22,579
House District 67 24,664
House District 68 23,473
House District 69 22,413
House District 70 24,437
House District 71 49,070
House District 72 79,250
House District 73 51,745
House District 74 40,543
House District 75 25,522
House District 76 40,277
House District 77 16,841
House District 78 18,112
House District 79 35,318
House District 80 20,034
House District 81 14,897
House District 82 12,239
House District 83 20,601
House District 84 20,102
House District 85 14,500
House District 86 15,457
House District 87 55,235
House District 88 62,378
House District 89 32,998
House District 90 30,389
House District 91 50,683
House District 92 49,629
House District 93 52,996
House District 94 36,874
House District 95 48,729
House District 96 58,734
House District 97 17,663
House District 98 17,792
House District 99 25,081
House District 100 47,088
House District 101 31,169
House District 102 26,444
House District 103 28,003
House District 104 56,036
House District 105 51,681
House District 106 41,570
House District 107 39,626
House District 108 42,947
House District 109 74,891
House District 110 35,722
House District 111 77,208
House District 112 77,681
House District 113 90,242
House District 114 79,104
House District 115 45,724
House District 116 33,477
House District 117 38,203
House District 118 42,910
3,244,109