Illinois

Districts Credit Unions Counties

U.S. Senate

District Name # of Members
U.S. Senate 3,042,159
3,042,159

U.S. House Of Representatives

District Name # of Members
Congressional District 1 136,495
Congressional District 2 189,801
Congressional District 3 94,267
Congressional District 4 59,241
Congressional District 5 100,222
Congressional District 6 100,023
Congressional District 7 107,383
Congressional District 8 124,573
Congressional District 9 100,311
Congressional District 10 214,330
Congressional District 11 129,876
Congressional District 12 242,827
Congressional District 13 344,219
Congressional District 14 150,475
Congressional District 15 272,602
Congressional District 16 298,473
Congressional District 17 323,742
2,988,860

State Senate

District Name # of Members
Senate District 1 15,380
Senate District 2 26,899
Senate District 3 27,320
Senate District 4 34,600
Senate District 5 27,731
Senate District 6 21,458
Senate District 7 26,336
Senate District 8 23,115
Senate District 9 22,287
Senate District 10 35,802
Senate District 11 21,829
Senate District 12 11,564
Senate District 13 31,165
Senate District 14 36,170
Senate District 15 42,666
Senate District 16 31,734
Senate District 17 45,162
Senate District 18 35,311
Senate District 19 34,754
Senate District 20 22,618
Senate District 21 31,140
Senate District 22 32,420
Senate District 23 29,664
Senate District 24 34,512
Senate District 25 33,618
Senate District 26 43,349
Senate District 27 34,986
Senate District 28 32,025
Senate District 29 25,262
Senate District 30 62,806
Senate District 31 83,597
Senate District 32 57,741
Senate District 33 38,704
Senate District 34 49,948
Senate District 35 43,087
Senate District 36 130,614
Senate District 37 81,786
Senate District 38 60,794
Senate District 39 32,639
Senate District 40 52,585
Senate District 41 25,551
Senate District 42 39,381
Senate District 43 28,857
Senate District 44 112,686
Senate District 45 61,450
Senate District 46 96,125
Senate District 47 86,903
Senate District 48 104,640
Senate District 49 34,253
Senate District 50 66,609
Senate District 51 53,658
Senate District 52 78,422
Senate District 53 90,338
Senate District 54 77,464
Senate District 55 80,448
Senate District 56 119,124
Senate District 57 112,758
Senate District 58 63,074
Senate District 59 74,137
2,971,056

State House Of Representatives

District Name # of Members
House District 1 7,262
House District 2 8,118
House District 3 12,014
House District 4 14,885
House District 5 14,870
House District 6 12,437
House District 7 20,599
House District 8 13,805
House District 9 14,238
House District 10 13,389
House District 11 11,277
House District 12 10,181
House District 13 13,211
House District 14 13,125
House District 15 12,829
House District 16 10,286
House District 17 11,413
House District 18 10,716
House District 19 15,580
House District 20 20,162
House District 21 10,020
House District 22 11,809
House District 23 4,039
House District 24 7,525
House District 25 16,205
House District 26 14,960
House District 27 19,431
House District 28 16,739
House District 29 23,144
House District 30 19,382
House District 31 17,783
House District 32 13,951
House District 33 20,248
House District 34 24,757
House District 35 18,899
House District 36 16,311
House District 37 12,501
House District 38 22,253
House District 39 11,786
House District 40 10,832
House District 41 15,990
House District 42 15,150
House District 43 15,384
House District 44 17,036
House District 45 13,515
House District 46 16,149
House District 47 17,398
House District 48 17,114
House District 49 15,817
House District 50 17,801
House District 51 19,604
House District 52 23,581
House District 53 17,886
House District 54 17,100
House District 55 15,132
House District 56 16,893
House District 57 13,492
House District 58 11,739
House District 59 23,974
House District 60 38,832
House District 61 50,169
House District 62 33,428
House District 63 23,573
House District 64 33,970
House District 65 16,769
House District 66 21,935
House District 67 25,637
House District 68 24,255
House District 69 21,840
House District 70 21,113
House District 71 51,429
House District 72 78,682
House District 73 45,969
House District 74 35,496
House District 75 24,044
House District 76 36,750
House District 77 15,952
House District 78 16,687
House District 79 34,532
House District 80 17,932
House District 81 14,149
House District 82 11,402
House District 83 19,896
House District 84 19,322
House District 85 13,717
House District 86 15,140
House District 87 51,706
House District 88 60,793
House District 89 30,671
House District 90 30,570
House District 91 48,985
House District 92 47,101
House District 93 50,008
House District 94 36,709
House District 95 46,537
House District 96 57,526
House District 97 16,928
House District 98 17,046
House District 99 23,580
House District 100 42,712
House District 101 29,119
House District 102 24,245
House District 103 26,976
House District 104 50,920
House District 105 49,339
House District 106 40,826
House District 107 37,997
House District 108 39,412
House District 109 49,177
House District 110 30,935
House District 111 65,573
House District 112 53,551
House District 113 59,162
House District 114 51,903
House District 115 33,216
House District 116 29,846
House District 117 34,233
House District 118 39,302
2,962,951