Illinois

Districts Credit Unions Counties

U.S. Senate

District Name # of Members
U.S. Senate 3,005,084
3,005,084

U.S. House Of Representatives

District Name # of Members
Congressional District 1 131,779
Congressional District 2 189,806
Congressional District 3 89,840
Congressional District 4 59,100
Congressional District 5 96,528
Congressional District 6 99,803
Congressional District 7 102,245
Congressional District 8 112,795
Congressional District 9 95,676
Congressional District 10 213,528
Congressional District 11 123,318
Congressional District 12 244,307
Congressional District 13 346,154
Congressional District 14 153,904
Congressional District 15 273,525
Congressional District 16 298,722
Congressional District 17 319,577
2,950,607

State Senate

District Name # of Members
Senate District 1 15,491
Senate District 2 25,802
Senate District 3 25,891
Senate District 4 33,326
Senate District 5 26,272
Senate District 6 20,717
Senate District 7 24,679
Senate District 8 21,013
Senate District 9 21,532
Senate District 10 33,926
Senate District 11 22,110
Senate District 12 11,325
Senate District 13 29,526
Senate District 14 35,166
Senate District 15 42,866
Senate District 16 30,512
Senate District 17 43,609
Senate District 18 34,692
Senate District 19 34,775
Senate District 20 21,536
Senate District 21 30,706
Senate District 22 27,185
Senate District 23 29,347
Senate District 24 34,166
Senate District 25 29,689
Senate District 26 42,870
Senate District 27 34,588
Senate District 28 30,926
Senate District 29 24,930
Senate District 30 62,588
Senate District 31 83,316
Senate District 32 57,370
Senate District 33 32,295
Senate District 34 46,112
Senate District 35 42,535
Senate District 36 127,964
Senate District 37 83,648
Senate District 38 64,075
Senate District 39 31,388
Senate District 40 52,315
Senate District 41 25,540
Senate District 42 36,153
Senate District 43 28,649
Senate District 44 114,193
Senate District 45 59,837
Senate District 46 97,268
Senate District 47 86,603
Senate District 48 105,606
Senate District 49 34,045
Senate District 50 66,788
Senate District 51 54,579
Senate District 52 79,282
Senate District 53 91,348
Senate District 54 78,148
Senate District 55 80,868
Senate District 56 119,585
Senate District 57 112,994
Senate District 58 63,474
Senate District 59 74,710
2,932,449

State House Of Representatives

District Name # of Members
House District 1 7,346
House District 2 8,145
House District 3 11,432
House District 4 14,370
House District 5 14,060
House District 6 11,818
House District 7 20,333
House District 8 12,798
House District 9 13,582
House District 10 12,589
House District 11 10,835
House District 12 9,882
House District 13 12,536
House District 14 12,143
House District 15 11,900
House District 16 9,113
House District 17 10,987
House District 18 10,385
House District 19 14,667
House District 20 19,198
House District 21 10,175
House District 22 11,935
House District 23 4,055
House District 24 7,270
House District 25 15,373
House District 26 14,153
House District 27 18,682
House District 28 16,484
House District 29 23,061
House District 30 19,663
House District 31 17,156
House District 32 13,356
House District 33 19,449
House District 34 24,004
House District 35 18,330
House District 36 16,259
House District 37 12,487
House District 38 22,288
House District 39 11,241
House District 40 10,295
House District 41 15,744
House District 42 14,962
House District 43 10,845
House District 44 16,340
House District 45 13,400
House District 46 15,947
House District 47 17,388
House District 48 16,778
House District 49 14,652
House District 50 15,037
House District 51 19,481
House District 52 23,227
House District 53 17,641
House District 54 16,947
House District 55 14,489
House District 56 16,437
House District 57 13,284
House District 58 11,615
House District 59 23,789
House District 60 38,799
House District 61 50,039
House District 62 33,277
House District 63 23,324
House District 64 33,855
House District 65 13,357
House District 66 18,938
House District 67 23,566
House District 68 22,494
House District 69 21,046
House District 70 21,355
House District 71 48,740
House District 72 78,622
House District 73 46,449
House District 74 36,877
House District 75 24,621
House District 76 39,454
House District 77 15,736
House District 78 15,652
House District 79 34,100
House District 80 18,097
House District 81 14,213
House District 82 11,327
House District 83 17,551
House District 84 18,443
House District 85 13,549
House District 86 15,100
House District 87 52,526
House District 88 61,475
House District 89 30,391
House District 90 29,210
House District 91 49,513
House District 92 47,712
House District 93 50,448
House District 94 35,971
House District 95 47,015
House District 96 58,006
House District 97 16,870
House District 98 16,898
House District 99 23,547
House District 100 42,921
House District 101 29,755
House District 102 24,525
House District 103 27,151
House District 104 51,604
House District 105 50,066
House District 106 41,115
House District 107 38,288
House District 108 39,803
House District 109 49,434
House District 110 31,096
House District 111 65,753
House District 112 53,832
House District 113 59,377
House District 114 51,929
House District 115 33,423
House District 116 30,039
House District 117 34,501
House District 118 39,599
2,924,212