Illinois

Districts Credit Unions Counties

U.S. Senate

District Name # of Members
U.S. Senate 3,127,321
3,127,321

U.S. House Of Representatives

District Name # of Members
Congressional District 1 145,173
Congressional District 2 199,896
Congressional District 3 95,412
Congressional District 4 65,353
Congressional District 5 99,967
Congressional District 6 105,936
Congressional District 7 118,827
Congressional District 8 127,951
Congressional District 9 100,394
Congressional District 10 218,489
Congressional District 11 135,709
Congressional District 12 247,057
Congressional District 13 355,394
Congressional District 14 154,655
Congressional District 15 279,824
Congressional District 16 291,588
Congressional District 17 329,777
3,071,402

State Senate

District Name # of Members
Senate District 1 17,440
Senate District 2 26,965
Senate District 3 29,909
Senate District 4 40,777
Senate District 5 29,599
Senate District 6 21,526
Senate District 7 26,332
Senate District 8 22,035
Senate District 9 22,031
Senate District 10 35,219
Senate District 11 24,414
Senate District 12 12,321
Senate District 13 33,237
Senate District 14 39,474
Senate District 15 48,031
Senate District 16 34,583
Senate District 17 49,516
Senate District 18 37,255
Senate District 19 37,855
Senate District 20 22,725
Senate District 21 32,203
Senate District 22 33,684
Senate District 23 31,084
Senate District 24 35,645
Senate District 25 34,559
Senate District 26 44,133
Senate District 27 35,404
Senate District 28 32,009
Senate District 29 25,703
Senate District 30 64,250
Senate District 31 84,933
Senate District 32 58,975
Senate District 33 40,110
Senate District 34 48,035
Senate District 35 46,801
Senate District 36 129,178
Senate District 37 89,291
Senate District 38 60,171
Senate District 39 34,672
Senate District 40 54,123
Senate District 41 27,017
Senate District 42 40,622
Senate District 43 29,394
Senate District 44 116,693
Senate District 45 63,348
Senate District 46 99,490
Senate District 47 89,534
Senate District 48 106,991
Senate District 49 35,208
Senate District 50 69,118
Senate District 51 55,596
Senate District 52 81,467
Senate District 53 70,445
Senate District 54 79,467
Senate District 55 82,543
Senate District 56 124,899
Senate District 57 114,384
Senate District 58 63,872
Senate District 59 75,635
3,051,930

State House Of Representatives

District Name # of Members
House District 1 8,111
House District 2 9,329
House District 3 12,023
House District 4 14,942
House District 5 15,561
House District 6 14,336
House District 7 25,482
House District 8 15,016
House District 9 15,475
House District 10 14,012
House District 11 11,430
House District 12 10,096
House District 13 13,263
House District 14 13,069
House District 15 12,326
House District 16 9,709
House District 17 11,179
House District 18 10,684
House District 19 15,330
House District 20 19,824
House District 21 11,508
House District 22 12,906
House District 23 4,424
House District 24 7,897
House District 25 17,397
House District 26 15,840
House District 27 21,011
House District 28 18,463
House District 29 25,933
House District 30 21,947
House District 31 19,390
House District 32 15,193
House District 33 22,312
House District 34 27,036
House District 35 19,722
House District 36 17,427
House District 37 13,036
House District 38 24,819
House District 39 11,845
House District 40 10,880
House District 41 16,418
House District 42 15,785
House District 43 16,183
House District 44 17,501
House District 45 14,230
House District 46 16,854
House District 47 18,050
House District 48 17,595
House District 49 16,330
House District 50 18,229
House District 51 19,879
House District 52 24,088
House District 53 18,055
House District 54 17,349
House District 55 14,881
House District 56 17,128
House District 57 13,783
House District 58 11,889
House District 59 24,400
House District 60 39,850
House District 61 50,923
House District 62 34,010
House District 63 24,122
House District 64 34,661
House District 65 17,580
House District 66 22,530
House District 67 24,586
House District 68 23,398
House District 69 22,341
House District 70 24,322
House District 71 49,045
House District 72 79,680
House District 73 49,818
House District 74 39,182
House District 75 24,049
House District 76 36,122
House District 77 16,766
House District 78 17,906
House District 79 34,397
House District 80 19,609
House District 81 14,831
House District 82 12,186
House District 83 20,478
House District 84 19,986
House District 85 14,356
House District 86 15,038
House District 87 54,691
House District 88 61,804
House District 89 32,757
House District 90 30,314
House District 91 50,093
House District 92 49,348
House District 93 52,630
House District 94 36,731
House District 95 48,171
House District 96 58,238
House District 97 17,416
House District 98 17,528
House District 99 25,021
House District 100 43,746
House District 101 30,375
House District 102 24,919
House District 103 27,835
House District 104 53,093
House District 105 43,865
House District 106 26,475
House District 107 38,671
House District 108 40,739
House District 109 50,555
House District 110 31,650
House District 111 68,966
House District 112 55,933
House District 113 60,184
House District 114 52,500
House District 115 33,699
House District 116 30,161
House District 117 34,916
House District 118 40,117
3,043,723