Illinois

Districts Credit Unions Counties

U.S. Senate

District Name # of Members
U.S. Senate 3,037,112
3,037,112

U.S. House Of Representatives

District Name # of Members
Congressional District 1 136,373
Congressional District 2 189,950
Congressional District 3 94,306
Congressional District 4 59,178
Congressional District 5 100,399
Congressional District 6 99,975
Congressional District 7 107,458
Congressional District 8 124,732
Congressional District 9 100,429
Congressional District 10 214,153
Congressional District 11 129,691
Congressional District 12 242,133
Congressional District 13 342,833
Congressional District 14 150,263
Congressional District 15 271,778
Congressional District 16 298,298
Congressional District 17 322,611
2,984,560

State Senate

District Name # of Members
Senate District 1 15,367
Senate District 2 26,919
Senate District 3 27,393
Senate District 4 34,591
Senate District 5 27,764
Senate District 6 21,577
Senate District 7 26,384
Senate District 8 23,151
Senate District 9 22,288
Senate District 10 35,820
Senate District 11 21,804
Senate District 12 11,563
Senate District 13 31,285
Senate District 14 36,105
Senate District 15 42,733
Senate District 16 31,675
Senate District 17 45,304
Senate District 18 35,283
Senate District 19 34,658
Senate District 20 22,634
Senate District 21 31,160
Senate District 22 32,483
Senate District 23 29,687
Senate District 24 34,535
Senate District 25 33,519
Senate District 26 43,345
Senate District 27 35,052
Senate District 28 32,045
Senate District 29 25,239
Senate District 30 62,817
Senate District 31 83,458
Senate District 32 57,703
Senate District 33 38,746
Senate District 34 49,734
Senate District 35 43,053
Senate District 36 129,646
Senate District 37 82,101
Senate District 38 60,702
Senate District 39 32,680
Senate District 40 52,598
Senate District 41 25,545
Senate District 42 39,311
Senate District 43 28,811
Senate District 44 112,611
Senate District 45 61,360
Senate District 46 96,022
Senate District 47 86,627
Senate District 48 104,492
Senate District 49 34,210
Senate District 50 66,139
Senate District 51 53,458
Senate District 52 78,355
Senate District 53 90,258
Senate District 54 77,305
Senate District 55 80,218
Senate District 56 118,464
Senate District 57 112,036
Senate District 58 62,835
Senate District 59 74,110
2,966,768

State House Of Representatives

District Name # of Members
House District 1 7,249
House District 2 8,118
House District 3 12,033
House District 4 14,886
House District 5 14,953
House District 6 12,428
House District 7 20,555
House District 8 13,843
House District 9 14,247
House District 10 13,417
House District 11 11,332
House District 12 10,245
House District 13 13,229
House District 14 13,155
House District 15 12,838
House District 16 10,313
House District 17 11,411
House District 18 10,718
House District 19 15,597
House District 20 20,164
House District 21 10,019
House District 22 11,785
House District 23 4,057
House District 24 7,506
House District 25 16,250
House District 26 15,035
House District 27 19,401
House District 28 16,704
House District 29 23,175
House District 30 19,417
House District 31 17,760
House District 32 13,915
House District 33 20,327
House District 34 24,822
House District 35 18,906
House District 36 16,277
House District 37 12,426
House District 38 22,232
House District 39 11,790
House District 40 10,844
House District 41 15,994
House District 42 15,166
House District 43 15,424
House District 44 17,059
House District 45 13,531
House District 46 16,156
House District 47 17,421
House District 48 17,114
House District 49 15,773
House District 50 17,746
House District 51 19,590
House District 52 23,591
House District 53 17,926
House District 54 17,126
House District 55 15,147
House District 56 16,898
House District 57 13,483
House District 58 11,725
House District 59 23,977
House District 60 38,840
House District 61 50,155
House District 62 33,303
House District 63 23,568
House District 64 33,937
House District 65 16,760
House District 66 21,986
House District 67 25,550
House District 68 24,128
House District 69 21,823
House District 70 21,096
House District 71 51,155
House District 72 77,981
House District 73 46,068
House District 74 35,727
House District 75 24,000
House District 76 36,702
House District 77 15,955
House District 78 16,725
House District 79 34,548
House District 80 17,929
House District 81 14,145
House District 82 11,400
House District 83 19,866
House District 84 19,281
House District 85 13,711
House District 86 15,100
House District 87 51,643
House District 88 60,782
House District 89 30,690
House District 90 30,465
House District 91 48,922
House District 92 47,062
House District 93 49,788
House District 94 36,655
House District 95 46,406
House District 96 57,512
House District 97 16,902
House District 98 17,036
House District 99 23,323
House District 100 42,500
House District 101 29,037
House District 102 24,130
House District 103 26,951
House District 104 50,878
House District 105 49,320
House District 106 40,770
House District 107 37,935
House District 108 39,315
House District 109 49,017
House District 110 30,866
House District 111 65,262
House District 112 53,202
House District 113 58,774
House District 114 51,571
House District 115 33,053
House District 116 29,770
House District 117 34,218
House District 118 39,291
2,958,711