Illinois

Districts Credit Unions Counties

U.S. Senate

District Name # of Members
U.S. Senate 2,997,609
2,997,609

U.S. House Of Representatives

District Name # of Members
Congressional District 1 133,320
Congressional District 2 179,263
Congressional District 3 88,771
Congressional District 4 56,838
Congressional District 5 95,490
Congressional District 6 97,580
Congressional District 7 102,861
Congressional District 8 119,221
Congressional District 9 93,447
Congressional District 10 207,988
Congressional District 11 126,993
Congressional District 12 245,268
Congressional District 13 358,200
Congressional District 14 147,370
Congressional District 15 274,230
Congressional District 16 297,661
Congressional District 17 330,187
2,954,688

State Senate

District Name # of Members
Senate District 1 14,792
Senate District 2 24,277
Senate District 3 26,402
Senate District 4 33,689
Senate District 5 26,749
Senate District 6 20,865
Senate District 7 24,035
Senate District 8 21,464
Senate District 9 21,329
Senate District 10 32,741
Senate District 11 21,095
Senate District 12 10,888
Senate District 13 30,597
Senate District 14 35,137
Senate District 15 41,527
Senate District 16 30,784
Senate District 17 43,856
Senate District 18 34,298
Senate District 19 33,664
Senate District 20 21,073
Senate District 21 30,944
Senate District 22 31,210
Senate District 23 29,067
Senate District 24 34,033
Senate District 25 33,279
Senate District 26 41,099
Senate District 27 33,191
Senate District 28 29,796
Senate District 29 23,857
Senate District 30 60,846
Senate District 31 81,492
Senate District 32 55,777
Senate District 33 37,171
Senate District 34 48,624
Senate District 35 41,456
Senate District 36 132,145
Senate District 37 86,367
Senate District 38 58,941
Senate District 39 31,133
Senate District 40 51,264
Senate District 41 25,027
Senate District 42 38,701
Senate District 43 28,559
Senate District 44 112,665
Senate District 45 61,658
Senate District 46 96,758
Senate District 47 87,333
Senate District 48 104,800
Senate District 49 33,745
Senate District 50 67,764
Senate District 51 51,864
Senate District 52 73,068
Senate District 53 89,545
Senate District 54 77,818
Senate District 55 82,471
Senate District 56 128,938
Senate District 57 118,714
Senate District 58 64,316
Senate District 59 73,138
2,937,836

State House Of Representatives

District Name # of Members
House District 1 6,966
House District 2 7,826
House District 3 11,313
House District 4 12,964
House District 5 14,357
House District 6 12,032
House District 7 19,994
House District 8 13,511
House District 9 13,791
House District 10 12,865
House District 11 10,868
House District 12 9,997
House District 13 12,112
House District 14 11,923
House District 15 12,082
House District 16 9,382
House District 17 10,944
House District 18 10,240
House District 19 14,385
House District 20 18,263
House District 21 9,680
House District 22 11,415
House District 23 3,754
House District 24 7,134
House District 25 15,846
House District 26 14,751
House District 27 18,970
House District 28 16,167
House District 29 22,532
House District 30 18,877
House District 31 17,243
House District 32 13,541
House District 33 19,628
House District 34 24,097
House District 35 18,470
House District 36 15,749
House District 37 12,219
House District 38 21,445
House District 39 11,015
House District 40 10,058
House District 41 16,007
House District 42 14,937
House District 43 14,998
House District 44 16,212
House District 45 13,265
House District 46 15,802
House District 47 17,073
House District 48 16,960
House District 49 15,516
House District 50 17,763
House District 51 18,897
House District 52 22,046
House District 53 17,172
House District 54 16,019
House District 55 13,537
House District 56 16,259
House District 57 12,385
House District 58 11,436
House District 59 23,048
House District 60 37,798
House District 61 49,167
House District 62 32,325
House District 63 22,786
House District 64 32,800
House District 65 16,490
House District 66 20,681
House District 67 25,011
House District 68 23,559
House District 69 21,033
House District 70 20,305
House District 71 53,655
House District 72 77,982
House District 73 48,873
House District 74 37,245
House District 75 23,219
House District 76 35,722
House District 77 15,035
House District 78 16,098
House District 79 33,844
House District 80 17,303
House District 81 13,938
House District 82 11,089
House District 83 19,564
House District 84 18,982
House District 85 13,500
House District 86 15,059
House District 87 51,531
House District 88 60,959
House District 89 31,155
House District 90 30,304
House District 91 48,979
House District 92 47,734
House District 93 50,224
House District 94 36,952
House District 95 46,524
House District 96 57,727
House District 97 16,564
House District 98 16,916
House District 99 23,108
House District 100 44,371
House District 101 28,414
House District 102 23,230
House District 103 26,784
House District 104 45,764
House District 105 49,463
House District 106 39,921
House District 107 37,879
House District 108 39,891
House District 109 51,332
House District 110 30,947
House District 111 70,971
House District 112 57,967
House District 113 63,843
House District 114 54,351
House District 115 34,711
House District 116 29,596
House District 117 33,707
House District 118 38,908
2,931,528