Illinois

Districts Credit Unions Counties

U.S. Senate

District Name # of Members
U.S. Senate 2,998,097
2,998,097

U.S. House Of Representatives

District Name # of Members
Congressional District 1 134,521
Congressional District 2 191,338
Congressional District 3 94,076
Congressional District 4 58,958
Congressional District 5 101,138
Congressional District 6 99,173
Congressional District 7 107,087
Congressional District 8 124,757
Congressional District 9 101,515
Congressional District 10 214,201
Congressional District 11 128,073
Congressional District 12 236,624
Congressional District 13 319,409
Congressional District 14 143,901
Congressional District 15 265,583
Congressional District 16 298,731
Congressional District 17 327,894
2,946,979

State Senate

District Name # of Members
Senate District 1 15,333
Senate District 2 26,822
Senate District 3 27,347
Senate District 4 34,370
Senate District 5 27,746
Senate District 6 21,726
Senate District 7 26,420
Senate District 8 23,751
Senate District 9 22,587
Senate District 10 36,119
Senate District 11 21,733
Senate District 12 11,559
Senate District 13 31,256
Senate District 14 35,873
Senate District 15 42,465
Senate District 16 31,416
Senate District 17 45,161
Senate District 18 35,108
Senate District 19 33,836
Senate District 20 22,565
Senate District 21 30,902
Senate District 22 32,453
Senate District 23 29,543
Senate District 24 34,407
Senate District 25 33,200
Senate District 26 43,462
Senate District 27 35,166
Senate District 28 32,447
Senate District 29 25,326
Senate District 30 62,806
Senate District 31 83,483
Senate District 32 57,728
Senate District 33 38,655
Senate District 34 49,944
Senate District 35 42,782
Senate District 36 129,812
Senate District 37 86,606
Senate District 38 59,765
Senate District 39 32,566
Senate District 40 51,856
Senate District 41 24,811
Senate District 42 38,949
Senate District 43 25,655
Senate District 44 112,206
Senate District 45 62,701
Senate District 46 95,931
Senate District 47 86,630
Senate District 48 103,695
Senate District 49 31,591
Senate District 50 63,997
Senate District 51 54,570
Senate District 52 81,371
Senate District 53 90,049
Senate District 54 75,509
Senate District 55 75,661
Senate District 56 98,945
Senate District 57 107,195
Senate District 58 61,115
Senate District 59 72,934
2,929,617

State House Of Representatives

District Name # of Members
House District 1 7,248
House District 2 8,085
House District 3 11,983
House District 4 14,839
House District 5 14,923
House District 6 12,412
House District 7 20,428
House District 8 13,763
House District 9 14,261
House District 10 13,386
House District 11 11,379
House District 12 10,347
House District 13 13,277
House District 14 13,143
House District 15 13,368
House District 16 10,383
House District 17 11,619
House District 18 10,812
House District 19 15,673
House District 20 20,387
House District 21 9,970
House District 22 11,763
House District 23 4,054
House District 24 7,505
House District 25 16,191
House District 26 15,065
House District 27 19,293
House District 28 16,580
House District 29 23,054
House District 30 19,286
House District 31 17,607
House District 32 13,809
House District 33 20,271
House District 34 24,745
House District 35 18,834
House District 36 16,189
House District 37 11,986
House District 38 21,850
House District 39 11,777
House District 40 10,788
House District 41 15,813
House District 42 15,089
House District 43 15,404
House District 44 17,049
House District 45 13,461
House District 46 16,082
House District 47 17,276
House District 48 17,131
House District 49 15,667
House District 50 17,533
House District 51 19,668
House District 52 23,633
House District 53 17,970
House District 54 17,196
House District 55 15,448
House District 56 16,999
House District 57 13,561
House District 58 11,734
House District 59 23,986
House District 60 38,820
House District 61 50,174
House District 62 33,309
House District 63 23,580
House District 64 33,950
House District 65 16,704
House District 66 21,951
House District 67 25,688
House District 68 24,200
House District 69 21,822
House District 70 20,831
House District 71 51,198
House District 72 78,101
House District 73 48,707
House District 74 37,637
House District 75 23,507
House District 76 36,258
House District 77 15,889
House District 78 16,677
House District 79 34,282
House District 80 17,453
House District 81 13,735
House District 82 11,076
House District 83 19,622
House District 84 19,170
House District 85 12,918
House District 86 12,737
House District 87 51,366
House District 88 60,657
House District 89 31,493
House District 90 31,006
House District 91 48,803
House District 92 47,089
House District 93 49,825
House District 94 36,641
House District 95 45,893
House District 96 57,225
House District 97 15,937
House District 98 15,382
House District 99 23,227
House District 100 40,459
House District 101 29,744
House District 102 24,605
House District 103 27,587
House District 104 53,257
House District 105 49,265
House District 106 40,619
House District 107 37,717
House District 108 37,741
House District 109 45,070
House District 110 30,260
House District 111 52,839
House District 112 46,106
House District 113 55,756
House District 114 49,751
House District 115 31,697
House District 116 29,407
House District 117 33,625
House District 118 38,744
2,921,822