(10 ILCS 91/10.20)
Sec. 10.20. Representative District No. 20. Representative District No. 20 is comprised of: District: 20 Cook County Tract: 090100 Tract: 090200 Blockgroup: 1 Blockgroup: 2 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 4019 Block 4020 Block 4021 Block 4022 Block 4023 Block 4024 Block 4025 Block 4026 Block 4027 Block 4028 Block 4029 Block 4030 Block 4031 Block 4034 Block 4035 Block 4036 Block 4037 Blockgroup: 5 Tract: 090300 Tract: 100200 Blockgroup: 1 Block 1007 Block 1008 Block 1010 Block 1011 Block 1012 Block 1024 Block 1025 Block 1026 Blockgroup: 2 Block 2006 Block 2007 Block 2008 Block 2009 Block 2010 Block 2011 Block 2012 Block 2013 Block 2015 Block 2016 Block 2017 Block 2018 Block 2019 Block 2020 Blockgroup: 3 Blockgroup: 4 Blockgroup: 5 Blockgroup: 6 Blockgroup: 7 Tract: 100300 Tract: 100400 Tract: 100500 Tract: 100600 Blockgroup: 1 Block 1000 Block 1001 Block 1002 Block 1003 Block 1008 Blockgroup: 3 Block 3003 Block 3004 Block 3005 Block 3006 Block 3007 Block 3008 Block 3009 Block 3010 Block 3011 Block 3012 Block 3013 Block 3016 Block 3017 Block 3018 Block 3020 Block 3021 Block 3022 Block 3023 Block 3024 Block 3025 Block 3031 Block 3032 Block 3033 Block 3034 Block 3035 Block 3038 Block 3039 Blockgroup: 4 Block 4000 Block 4001 Block 4002 Block 4003 Block 4004 Block 4005 Block 4006 Block 4007 Block 4008 Block 4009 Block 4011 Block 4012 Block 4022 Block 4023 Block 4024 Block 4025 Block 4026 Block 4027 Block 4028 Block 4029 Block 4030 Block 4031 Block 4067 Block 4068 Block 4069 Block 4070 Block 4071 Block 4072 Tract: 100700 Blockgroup: 5 Block 5000 Block 5001 Block 5002 Block 5003 Block 5004 Block 5005 Block 5006 Tract: 170500 Blockgroup: 2 Blockgroup: 3 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 3022 Block 3023 Block 3024 Block 3025 Block 3026 Block 3027 Block 3028 Block 3029 Block 3030 Block 3031 Block 3032 Block 3033 Blockgroup: 4 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 4030 Block 4031 Block 4032 Block 4033 Tract: 170600 Blockgroup: 1 Block 1000 Block 1001 Block 1008 Block 1009 Block 1010 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 2020 Block 2021 Tract: 170700 Blockgroup: 3 Block 3002 Tract: 760801 Blockgroup: 1 Block 1002 Block 1003 Block 1004 Block 1006 Block 1007 Block 1008 Block 1009 Block 1010 Block 1011 Tract: 760802 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 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 1051 Tract: 760803 Blockgroup: 1 Blockgroup: 2 Blockgroup: 3 Block 3003 Block 3004 Blockgroup: 4 Tract: 770700 Blockgroup: 1 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 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 Block 2031 Block 2032 Block 2033 Block 2034 Block 2035 Block 2036 Block 2037 Block 2038 Block 2039 Block 2040 Block 2041 Block 2050 Block 2051 Block 2052 Block 2053 Block 2054 Block 2055 Block 2056 Block 2057 Block 2058 Block 2059 Block 2060 Block 2061 Block 2062 Block 2063 Block 2064 Block 2065 Tract: 770800 Blockgroup: 1 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 Block 2027 Block 2028 Block 2029 Block 2030 Block 2031 Block 2032 Block 2033 Block 2036 Block 2037 Block 2038 Block 2039 Block 2040 Block 2041 Block 2042 Block 2043 Block 2044 Block 2045 Block 2046 Block 2047 Block 2048 Block 2049 Block 2050 Block 2051 Block 2052 Block 2053 Block 2054 Block 2055 Block 2056 Block 2057 Block 2058 Block 2059 Block 2060 Block 2061 Block 2062 Block 2063 Tract: 770901 Blockgroup: 1 Blockgroup: 2 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 Block 3004 Block 3005 Block 3006 Block 3007 Block 3009 Block 3010 Block 3011 Blockgroup: 4 Tract: 770902 Tract: 805401 Blockgroup: 1 Block 1013 Block 1014 Block 1015 Block 1016 Block 1017 Block 1018 Block 1019 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2005 Block 2006 Block 2007 Block 2016 Block 2017 Block 2018 Block 2019 Block 2022 Block 2023 Block 2024 Block 2025 Block 2026 Tract: 805402 Blockgroup: 3 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 Blockgroup: 4 Blockgroup: 5 Tract: 805501 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 Blockgroup: 2 Blockgroup: 3 Tract: 805502 Blockgroup: 1 Blockgroup: 2 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 Block 3004 Block 3005 Block 3006 Block 3007 Block 3008 Block 3013 Block 3014 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 Tract: 805600 Blockgroup: 2 Block 2024 Block 2025 Block 2026 Block 2027 Block 2028 Block 2031 Block 2035 Block 2036 Block 2037 Block 2038 Block 2039 Block 2040 Block 2041 Block 2048 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3016 Block 3017 Tract: 805801 Blockgroup: 1 Block 1000 Block 1001 Tract: 805802 Blockgroup: 1 Block 1000 Block 1001 Block 1002 Block 1003 Block 1004 Block 1005 Block 1006 Tract: 805901 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 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 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 3016 Block 3017 Block 3018 Block 3019 Block 3020 Block 3021 Block 3022 Block 3023 Block 3030 Block 3031 Block 3032 Tract: 805902 Blockgroup: 3 Blockgroup: 5 Block 5001 Block 5002 Block 5003 Block 5004 Block 5005 Block 5006 Block 5007 Block 5008 Blockgroup: 6 Block 6005 Block 6006 Block 6007 Block 6008 Block 6009 Block 6010 Block 6011 Block 6012 Block 6017 Block 6018 Tract: 806001 Blockgroup: 2 Block 2004 Block 2005 Block 2006 Block 2007 Blockgroup: 4 Block 4001 Block 4002 Block 4003 Tract: 806002 Blockgroup: 1 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 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 Block 2031 Block 2032 Block 2033 Block 2034 Block 2035 Block 2036 Block 2037 Block 2041 Block 2042 Block 2043 Block 2044 Block 2045 Blockgroup: 3 Blockgroup: 4 Blockgroup: 5 Tract: 806003 Blockgroup: 1 Block 1004 Block 1005 Block 1006 Block 1007 Blockgroup: 2 Blockgroup: 3 Block 3000 Blockgroup: 6 Block 6002 Block 6003 Block 6004 Block 6005 Tract: 806104 Blockgroup: 1 Block 1002 Block 1003 Block 1004 Block 1012 Blockgroup: 2 Block 2045 Block 2047 Block 2048 Block 2049 Block 2050 Block 2051 Block 2052 Block 2057 Block 2058 Block 2059 Block 2060 Block 2061 Block 2062 Block 2063 Block 2064 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 Block 3004 Block 3005 Block 3010 Block 3011 Block 3012 Block 3013 Block 3014 Block 3015 Block 3016 Tract: 806600 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 1019 Block 1020 Block 1021 Blockgroup: 2 Block 2006 Block 2007 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 Block 2031 Block 2032 Block 2033 Block 2034 Block 2035 Block 2036 Block 2037 Block 2038 Block 2039 Block 2040 Block 2041 Block 2042 Block 2043 Tract: 808100 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2003 Block 2004 Block 2005 Block 2006 Block 2014 Block 2015 Block 2016 Tract: 808200 Blockgroup: 2 Block 2009 Block 2010 Block 2013 Block 2014 Block 2015 Block 2016 Block 2017 Block 2018 Blockgroup: 3 Block 3018 Block 3019 Block 3020 Block 3021 Block 3022 Block 3023 Tract: 810400 Blockgroup: 3 Block 3018 Block 3025 Block 3026 Block 3027 Block 3028 Block 3029 Block 3030 Block 3031 Block 3032 Block 3033 Block 3034 Block 3035 Block 3036 Block 3037 Block 3038 Block 3039 Block 3040 Block 3041 Block 3042 Block 3043 Block 3044 Block 3045 Block 3048 Block 3049 Block 3050 Block 3051 Block 3052 Block 3053 Block 3054 Block 3056 Block 3057 Block 3058 Block 3059 Block 3060 Block 3061 Block 3062 Block 3063 Block 3064 Block 3065 Block 3066 Block 3067 Block 3068 Block 3069 Block 3070 Block 3071 Block 3072 Tract: 810501 Blockgroup: 1 Blockgroup: 2 Blockgroup: 3 Blockgroup: 4 Block 4000 Block 4001 Block 4002 Block 4003 Block 4004 Block 4005 Block 4006 Block 4007 Block 4008 Blockgroup: 5 Block 5002 Block 5003 Block 5004 Tract: 810502 Blockgroup: 1 Block 1010 Block 1011 Block 1012 Block 1013 Block 1014 Blockgroup: 2 Block 2002 Block 2003 Block 2013 Tract: 811500 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 Block 1047 Blockgroup: 4 Block 4000 Block 4002 Tract: 811600 Tract: 980000 Blockgroup: 1 Block 1081 Block 1082 Block 1083 Block 1084 Block 1096
(Source: P.A. 97-6, eff. 6-3-11.)