Illinois

Districts Credit Unions Counties

U.S. Senate

District Name # of Members
U.S. Senate 3,004,498
3,004,498

U.S. House Of Representatives

District Name # of Members
Congressional District 1 131,711
Congressional District 2 190,365
Congressional District 3 89,822
Congressional District 4 59,098
Congressional District 5 96,043
Congressional District 6 99,384
Congressional District 7 102,238
Congressional District 8 112,419
Congressional District 9 95,527
Congressional District 10 213,588
Congressional District 11 123,178
Congressional District 12 245,118
Congressional District 13 346,786
Congressional District 14 153,738
Congressional District 15 273,896
Congressional District 16 298,703
Congressional District 17 318,826
2,950,440

State Senate

District Name # of Members
Senate District 1 15,493
Senate District 2 25,865
Senate District 3 25,754
Senate District 4 33,345
Senate District 5 26,263
Senate District 6 20,411
Senate District 7 24,580
Senate District 8 20,881
Senate District 9 21,239
Senate District 10 33,955
Senate District 11 22,087
Senate District 12 11,323
Senate District 13 29,402
Senate District 14 35,150
Senate District 15 42,823
Senate District 16 30,514
Senate District 17 43,580
Senate District 18 34,639
Senate District 19 34,721
Senate District 20 21,574
Senate District 21 30,624
Senate District 22 27,173
Senate District 23 29,288
Senate District 24 34,043
Senate District 25 29,643
Senate District 26 42,757
Senate District 27 34,356
Senate District 28 30,868
Senate District 29 24,854
Senate District 30 62,581
Senate District 31 83,234
Senate District 32 57,352
Senate District 33 32,260
Senate District 34 46,000
Senate District 35 42,567
Senate District 36 127,650
Senate District 37 83,616
Senate District 38 63,977
Senate District 39 31,413
Senate District 40 52,315
Senate District 41 25,332
Senate District 42 36,315
Senate District 43 28,615
Senate District 44 114,193
Senate District 45 59,982
Senate District 46 96,943
Senate District 47 86,500
Senate District 48 105,386
Senate District 49 33,969
Senate District 50 66,888
Senate District 51 54,952
Senate District 52 80,628
Senate District 53 91,359
Senate District 54 78,300
Senate District 55 80,969
Senate District 56 118,645
Senate District 57 113,757
Senate District 58 63,666
Senate District 59 75,099
2,931,668

State House Of Representatives

District Name # of Members
House District 1 7,353
House District 2 8,140
House District 3 11,440
House District 4 14,425
House District 5 13,946
House District 6 11,795
House District 7 20,340
House District 8 12,811
House District 9 13,655
House District 10 12,506
House District 11 10,795
House District 12 9,616
House District 13 12,499
House District 14 12,081
House District 15 11,792
House District 16 9,089
House District 17 10,838
House District 18 10,241
House District 19 14,691
House District 20 19,201
House District 21 10,167
House District 22 11,920
House District 23 4,052
House District 24 7,271
House District 25 15,329
House District 26 14,073
House District 27 18,683
House District 28 16,467
House District 29 23,024
House District 30 19,657
House District 31 17,169
House District 32 13,345
House District 33 19,424
House District 34 24,000
House District 35 18,305
House District 36 16,231
House District 37 12,457
House District 38 22,264
House District 39 11,262
House District 40 10,312
House District 41 15,705
House District 42 14,919
House District 43 10,853
House District 44 16,320
House District 45 13,351
House District 46 15,937
House District 47 17,279
House District 48 16,764
House District 49 14,610
House District 50 15,033
House District 51 19,365
House District 52 23,230
House District 53 17,528
House District 54 16,828
House District 55 14,463
House District 56 16,405
House District 57 13,235
House District 58 11,588
House District 59 23,764
House District 60 38,817
House District 61 50,057
House District 62 33,177
House District 63 23,329
House District 64 33,832
House District 65 13,348
House District 66 18,912
House District 67 23,621
House District 68 22,326
House District 69 21,055
House District 70 21,378
House District 71 48,549
House District 72 78,599
House District 73 46,402
House District 74 36,890
House District 75 24,568
House District 76 39,409
House District 77 15,742
House District 78 15,671
House District 79 34,106
House District 80 18,092
House District 81 14,012
House District 82 11,320
House District 83 17,534
House District 84 18,622
House District 85 13,517
House District 86 15,098
House District 87 52,534
House District 88 61,461
House District 89 30,410
House District 90 29,293
House District 91 49,318
House District 92 47,582
House District 93 50,443
House District 94 35,873
House District 95 47,030
House District 96 57,774
House District 97 16,847
House District 98 16,850
House District 99 23,546
House District 100 43,018
House District 101 29,995
House District 102 24,652
House District 103 27,522
House District 104 52,568
House District 105 50,051
House District 106 41,141
House District 107 38,309
House District 108 39,935
House District 109 49,452
House District 110 31,175
House District 111 64,658
House District 112 53,987
House District 113 59,765
House District 114 52,300
House District 115 33,533
House District 116 30,121
House District 117 34,690
House District 118 39,809
2,923,468