(10 ILCS 91/10.78)
    Sec. 10.78. Representative District No. 78. Representative District No. 78 is comprised of:
 
District: 78
Cook County
    Tract: 250400
        Blockgroup: 1
            Block 1010
        Blockgroup: 2
            Block 2000
            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
        Blockgroup: 3
        Blockgroup: 4
        Blockgroup: 5
            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
    Tract: 250500
        Blockgroup: 1
        Blockgroup: 2
        Blockgroup: 3
        Blockgroup: 4
        Blockgroup: 5
        Blockgroup: 6
            Block 6011
            Block 6012
            Block 6013
            Block 6014
            Block 6015
            Block 6016
        Blockgroup: 7
    Tract: 250600
    Tract: 251200
        Blockgroup: 1
            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
        Blockgroup: 2
            Block 2004
            Block 2005
            Block 2006
            Block 2014
        Blockgroup: 3
            Block 3000
            Block 3001
            Block 3002
            Block 3003
            Block 3004
            Block 3005
            Block 3006
            Block 3007
            Block 3008
            Block 3010
            Block 3011
            Block 3012
        Blockgroup: 4
            Block 4010
            Block 4011
            Block 4012
            Block 4013
            Block 4014
            Block 4015
            Block 4021
            Block 4022
            Block 4023
    Tract: 251300
    Tract: 251400
    Tract: 251500
        Blockgroup: 3
            Block 3002
            Block 3003
            Block 3004
            Block 3005
            Block 3006
            Block 3007
            Block 3009
        Blockgroup: 4
            Block 4000
            Block 4001
            Block 4002
            Block 4003
            Block 4004
            Block 4005
            Block 4006
    Tract: 810701
        Blockgroup: 1
            Block 1008
            Block 1009
            Block 1010
            Block 1011
            Block 1012
            Block 1013
            Block 1014
            Block 1015
        Blockgroup: 2
            Block 2008
            Block 2009
            Block 2010
            Block 2011
            Block 2012
            Block 2013
            Block 2014
            Block 2015
        Blockgroup: 3
            Block 3008
            Block 3009
            Block 3010
            Block 3011
            Block 3012
            Block 3013
            Block 3014
            Block 3015
        Blockgroup: 4
            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
    Tract: 810702
        Blockgroup: 1
            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
        Blockgroup: 2
        Blockgroup: 3
    Tract: 810800
        Blockgroup: 1
        Blockgroup: 3
            Block 3015
            Block 3016
            Block 3017
            Block 3018
            Block 3021
            Block 3022
            Block 3023
            Block 3024
            Block 3025
            Block 3026
            Block 3027
            Block 3029
        Blockgroup: 4
    Tract: 810900
    Tract: 811000
    Tract: 811100
        Blockgroup: 1
            Block 1002
            Block 1008
            Block 1009
            Block 1010
            Block 1011
            Block 1012
            Block 1013
            Block 1014
            Block 1015
            Block 1016
            Block 1017
        Blockgroup: 2
        Blockgroup: 3
        Blockgroup: 4
    Tract: 811200
    Tract: 811302
        Blockgroup: 2
            Block 2000
            Block 2001
            Block 2002
            Block 2003
            Block 2004
            Block 2005
            Block 2006
            Block 2013
            Block 2014
            Block 2015
            Block 2032
            Block 2033
            Block 2035
            Block 2039
            Block 2040
    Tract: 811401
        Blockgroup: 1
            Block 1000
            Block 1001
            Block 1010
            Block 1011
            Block 1012
        Blockgroup: 2
        Blockgroup: 3
        Blockgroup: 4
        Blockgroup: 5
    Tract: 811402
        Blockgroup: 1
        Blockgroup: 3
            Block 3000
            Block 3001
            Block 3002
            Block 3003
            Block 3004
            Block 3005
            Block 3006
            Block 3007
            Block 3008
            Block 3011
            Block 3012
            Block 3013
            Block 3014
            Block 3015
            Block 3016
            Block 3017
            Block 3018
            Block 3019
            Block 3020
    Tract: 811500
        Blockgroup: 1
            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
        Blockgroup: 2
            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
            Block 2027
            Block 2028
            Block 2029
            Block 2030
        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 3031
            Block 3032
            Block 3033
            Block 3035
            Block 3036
            Block 3037
            Block 3038
            Block 3039
            Block 3040
            Block 3041
            Block 3043
            Block 3044
            Block 3045
            Block 3046
            Block 3047
            Block 3048
        Blockgroup: 4
            Block 4042
    Tract: 812100
    Tract: 812200
    Tract: 812301
    Tract: 812302
    Tract: 812400
    Tract: 812500
    Tract: 812600
    Tract: 812700
    Tract: 812801
    Tract: 812802
    Tract: 812900
        Blockgroup: 1
            Block 1000
            Block 1001
            Block 1002
            Block 1003
            Block 1004
            Block 1005
            Block 1006
            Block 1007
            Block 1011
            Block 1012
            Block 1013
            Block 1014
            Block 1015
            Block 1016
            Block 1017
            Block 1018
            Block 1024
            Block 1025
        Blockgroup: 2
            Block 2000
            Block 2018
            Block 2019
        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
        Blockgroup: 4
            Block 4000
            Block 4001
            Block 4002
            Block 4003
            Block 4004
            Block 4005
            Block 4006
            Block 4012
            Block 4013
            Block 4014
            Block 4015
            Block 4016
            Block 4017
            Block 4018
            Block 4019
            Block 4030
    Tract: 813000
    Tract: 813100
        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
        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 4016
            Block 4017
    Tract: 816200
        Blockgroup: 1
            Block 1002
            Block 1003
(Source: P.A. 97-6, eff. 6-3-11.)