10 ILCS 91/10.1.  


Latest version.
  •     (10 ILCS 91/10.1)
        Sec. 10.1. Representative District No. 1. Representative District No. 1 is comprised of:
     
    District: 1
    Cook County
        Tract: 560100
            Blockgroup: 1
                Block 1017
                Block 1018
                Block 1019
                Block 1023
                Block 1024
                Block 1025
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                Block 1028
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                Block 1045
                Block 1046
                Block 1047
                Block 1048
                Block 1049
                Block 1050
        Tract: 560200
            Blockgroup: 1
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
            Blockgroup: 2
            Blockgroup: 3
        Tract: 560300
        Tract: 560400
        Tract: 560700
            Blockgroup: 2
                Block 2009
                Block 2010
                Block 2011
                Block 2012
                Block 2013
                Block 2014
                Block 2015
                Block 2016
                Block 2017
                Block 2018
                Block 2019
                Block 2020
                Block 2021
                Block 2022
                Block 2035
                Block 2036
                Block 2037
                Block 2038
        Tract: 560800
            Blockgroup: 1
                Block 1000
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1014
                Block 1015
                Block 1016
                Block 1017
                Block 1018
                Block 1019
                Block 1020
                Block 1021
                Block 1022
                Block 1023
                Block 1024
                Block 1025
                Block 1026
                Block 1027
            Blockgroup: 2
                Block 2000
                Block 2001
                Block 2002
                Block 2003
                Block 2004
                Block 2005
                Block 2006
                Block 2007
                Block 2008
                Block 2009
                Block 2010
                Block 2011
                Block 2012
                Block 2013
                Block 2014
                Block 2015
                Block 2016
                Block 2017
                Block 2018
                Block 2019
                Block 2020
                Block 2021
                Block 2022
                Block 2023
                Block 2024
                Block 2025
                Block 2026
            Blockgroup: 3
                Block 3000
                Block 3001
                Block 3002
                Block 3003
                Block 3004
                Block 3005
                Block 3006
                Block 3007
                Block 3008
                Block 3009
                Block 3010
                Block 3011
                Block 3012
                Block 3013
                Block 3014
                Block 3015
                Block 3016
                Block 3017
                Block 3018
                Block 3019
                Block 3020
            Blockgroup: 4
                Block 4000
                Block 4001
                Block 4002
                Block 4003
                Block 4004
                Block 4005
                Block 4006
                Block 4007
                Block 4008
                Block 4009
                Block 4010
                Block 4011
                Block 4012
                Block 4013
                Block 4014
                Block 4015
                Block 4016
                Block 4017
            Blockgroup: 5
                Block 5000
                Block 5001
                Block 5002
                Block 5003
                Block 5004
                Block 5005
                Block 5006
                Block 5007
                Block 5008
                Block 5009
                Block 5010
                Block 5011
                Block 5012
                Block 5013
                Block 5014
                Block 5015
                Block 5016
                Block 5017
                Block 5018
                Block 5019
                Block 5020
                Block 5021
                Block 5022
                Block 5023
                Block 5024
                Block 5025
                Block 5026
        Tract: 560900
            Blockgroup: 1
            Blockgroup: 2
            Blockgroup: 3
                Block 3000
                Block 3001
                Block 3022
                Block 3023
        Tract: 561000
            Blockgroup: 1
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1011
                Block 1012
            Blockgroup: 2
                Block 2000
                Block 2001
                Block 2002
                Block 2003
                Block 2004
                Block 2005
                Block 2006
            Blockgroup: 3
                Block 3000
                Block 3001
        Tract: 570100
            Blockgroup: 1
                Block 1001
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1014
                Block 1015
                Block 1016
                Block 1017
                Block 1018
                Block 1019
                Block 1020
                Block 1021
                Block 1022
                Block 1023
                Block 1024
                Block 1025
                Block 1026
                Block 1027
                Block 1028
                Block 1029
                Block 1030
                Block 1031
                Block 1032
                Block 1033
                Block 1034
                Block 1035
        Tract: 570200
            Blockgroup: 1
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1014
                Block 1015
                Block 1016
                Block 1017
                Block 1018
                Block 1019
                Block 1020
                Block 1021
                Block 1022
                Block 1023
                Block 1024
                Block 1025
                Block 1026
                Block 1027
                Block 1028
                Block 1029
                Block 1030
                Block 1031
                Block 1032
                Block 1033
                Block 1034
                Block 1035
                Block 1036
                Block 1037
                Block 1038
                Block 1039
                Block 1040
                Block 1041
                Block 1042
                Block 1043
                Block 1044
                Block 1045
                Block 1046
                Block 1047
                Block 1048
                Block 1049
                Block 1050
                Block 1051
                Block 1052
                Block 1053
                Block 1054
        Tract: 570300
        Tract: 570400
        Tract: 570500
            Blockgroup: 1
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1014
                Block 1015
                Block 1016
                Block 1017
                Block 1019
                Block 1020
                Block 1021
            Blockgroup: 2
        Tract: 580400
        Tract: 580501
            Blockgroup: 1
                Block 1010
        Tract: 580502
            Blockgroup: 1
            Blockgroup: 2
                Block 2002
                Block 2003
                Block 2004
                Block 2005
                Block 2006
                Block 2007
                Block 2008
                Block 2009
                Block 2010
            Blockgroup: 3
                Block 3025
                Block 3026
                Block 3027
                Block 3028
                Block 3029
                Block 3030
        Tract: 580600
            Blockgroup: 4
                Block 4004
                Block 4005
                Block 4006
        Tract: 580700
            Blockgroup: 1
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1014
                Block 1015
        Tract: 580800
            Blockgroup: 1
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1014
                Block 1015
        Tract: 611500
            Blockgroup: 2
                Block 2001
                Block 2002
                Block 2003
                Block 2004
                Block 2005
                Block 2006
                Block 2007
                Block 2008
                Block 2009
                Block 2010
                Block 2011
                Block 2012
                Block 2013
                Block 2014
                Block 2015
                Block 2016
                Block 2017
                Block 2022
                Block 2027
                Block 2028
                Block 2029
                Block 2030
                Block 2031
                Block 2032
                Block 2033
        Tract: 611600
        Tract: 620100
            Blockgroup: 1
                Block 1000
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1014
                Block 1015
                Block 1016
                Block 1017
                Block 1018
                Block 1019
                Block 1020
                Block 1021
                Block 1022
                Block 1023
                Block 1024
                Block 1025
                Block 1026
                Block 1027
                Block 1028
                Block 1029
            Blockgroup: 2
                Block 2000
                Block 2001
                Block 2002
        Tract: 620200
            Blockgroup: 1
                Block 1003
            Blockgroup: 2
                Block 2008
                Block 2009
        Tract: 630100
        Tract: 630200
        Tract: 630300
            Blockgroup: 1
                Block 1000
                Block 1001
                Block 1002
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1014
                Block 1015
            Blockgroup: 2
                Block 2000
                Block 2005
                Block 2006
        Tract: 630400
        Tract: 630500
        Tract: 630800
        Tract: 660301
        Tract: 660302
        Tract: 660400
            Blockgroup: 2
                Block 2000
                Block 2001
                Block 2004
                Block 2005
                Block 2008
                Block 2009
                Block 2012
                Block 2013
                Block 2014
                Block 2015
            Blockgroup: 3
                Block 3012
                Block 3013
                Block 3014
                Block 3015
        Tract: 660500
            Blockgroup: 1
            Blockgroup: 2
            Blockgroup: 3
                Block 3000
                Block 3001
                Block 3002
                Block 3004
                Block 3005
                Block 3006
                Block 3007
                Block 3008
                Block 3009
                Block 3010
                Block 3011
                Block 3012
                Block 3013
                Block 3015
                Block 3016
                Block 3017
                Block 3018
            Blockgroup: 4
                Block 4000
                Block 4001
                Block 4002
                Block 4003
                Block 4004
                Block 4005
                Block 4006
                Block 4007
                Block 4008
                Block 4009
                Block 4010
                Block 4011
                Block 4012
                Block 4014
                Block 4015
                Block 4016
                Block 4017
                Block 4018
                Block 4019
        Tract: 660600
            Blockgroup: 3
                Block 3002
                Block 3007
                Block 3008
                Block 3009
            Blockgroup: 4
            Blockgroup: 5
        Tract: 660800
            Blockgroup: 3
                Block 3004
                Block 3008
                Block 3009
                Block 3010
            Blockgroup: 4
            Blockgroup: 5
        Tract: 660900
            Blockgroup: 3
                Block 3010
                Block 3011
                Block 3038
                Block 3039
        Tract: 661100
            Blockgroup: 2
                Block 2016
            Blockgroup: 4
                Block 4000
                Block 4001
                Block 4002
                Block 4003
                Block 4004
                Block 4005
                Block 4009
                Block 4010
                Block 4011
                Block 4012
                Block 4013
                Block 4014
            Blockgroup: 5
                Block 5000
                Block 5001
                Block 5002
                Block 5003
                Block 5004
                Block 5005
                Block 5006
                Block 5007
                Block 5009
                Block 5010
                Block 5013
                Block 5014
        Tract: 820800
            Blockgroup: 1
            Blockgroup: 2
            Blockgroup: 3
                Block 3056
                Block 3057
        Tract: 835000
            Blockgroup: 1
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1012
                Block 1013
            Blockgroup: 3
                Block 3000
                Block 3001
                Block 3002
                Block 3003
                Block 3004
                Block 3005
                Block 3006
                Block 3007
                Block 3008
                Block 3009
            Blockgroup: 5
                Block 5000
                Block 5001
                Block 5002
                Block 5003
                Block 5004
                Block 5005
                Block 5006
                Block 5007
                Block 5008
        Tract: 835100
        Tract: 835200
            Blockgroup: 1
                Block 1000
                Block 1001
                Block 1002
                Block 1003
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
                Block 1010
                Block 1011
                Block 1012
                Block 1013
                Block 1032
                Block 1033
                Block 1034
                Block 1049
        Tract: 842800
            Blockgroup: 1
                Block 1000
                Block 1001
                Block 1002
                Block 1004
                Block 1005
                Block 1006
                Block 1007
                Block 1008
                Block 1009
            Blockgroup: 2
                Block 2004
                Block 2005
                Block 2006
                Block 2007
                Block 2008
                Block 2009
                Block 2010
                Block 2011
            Blockgroup: 3
            Blockgroup: 4
                Block 4000
                Block 4001
                Block 4002
                Block 4003
                Block 4004
                Block 4005
                Block 4006
                Block 4007
                Block 4008
                Block 4009
                Block 4010
                Block 4011
                Block 4012
                Block 4013
                Block 4014
                Block 4015
                Block 4016
                Block 4017
                Block 4018
                Block 4019
                Block 4020
                Block 4021
                Block 4022
                Block 4023
                Block 4024
                Block 4025
                Block 4026
                Block 4027
                Block 4030
                Block 4031
                Block 4032
                Block 4034
                Block 4035
                Block 4036
                Block 4037
                Block 4038
                Block 4039
            Blockgroup: 5
                Block 5002
                Block 5003
                Block 5004
                Block 5005
                Block 5006
                Block 5007
                Block 5008
                Block 5009
                Block 5010
            Blockgroup: 6
    (Source: P.A. 97-6, eff. 6-3-11.)