(10 ILCS 91/10.23)
Sec. 10.23. Representative District No. 23. Representative District No. 23 is comprised of: District: 23 Cook County Tract: 640600 Blockgroup: 1 Block 1019 Blockgroup: 2 Block 2029 Tract: 813301 Tract: 813302 Tract: 813400 Tract: 813500 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 Blockgroup: 2 Block 2009 Block 2012 Block 2013 Block 2014 Block 2015 Block 2016 Block 2017 Block 2018 Block 2019 Block 2020 Block 2021 Blockgroup: 3 Block 3010 Block 3011 Block 3012 Block 3013 Block 3020 Block 3021 Blockgroup: 5 Tract: 813600 Tract: 813701 Blockgroup: 1 Block 1000 Block 1005 Block 1006 Block 1007 Block 1012 Block 1016 Block 1017 Block 1018 Blockgroup: 2 Block 2000 Block 2001 Block 2014 Block 2015 Tract: 813702 Tract: 813801 Blockgroup: 2 Tract: 813802 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 2015 Blockgroup: 3 Tract: 813900 Blockgroup: 1 Blockgroup: 2 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 Block 3007 Block 3008 Block 3011 Blockgroup: 4 Block 4000 Block 4001 Block 4002 Block 4003 Block 4004 Blockgroup: 5 Tract: 814000 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 Block 1016 Block 1017 Block 1018 Block 1019 Block 1020 Block 1021 Block 1022 Block 1023 Blockgroup: 2 Blockgroup: 3 Block 3003 Block 3004 Block 3005 Block 3006 Block 3007 Block 3008 Block 3009 Block 3010 Block 3011 Block 3012 Tract: 814100 Blockgroup: 1 Blockgroup: 2 Blockgroup: 3 Block 3001 Block 3002 Block 3003 Block 3004 Block 3005 Block 3006 Block 3007 Block 3008 Block 3009 Tract: 814600 Blockgroup: 1 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2003 Block 2004 Block 2005 Block 2006 Block 2007 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 Block 3004 Block 3005 Block 3006 Blockgroup: 4 Block 4011 Block 4012 Block 4013 Block 4014 Block 4015 Block 4016 Block 4017 Block 4018 Blockgroup: 5 Block 5004 Block 5005 Block 5006 Block 5009 Block 5010 Block 5011 Block 5012 Block 5013 Tract: 814700 Blockgroup: 1 Block 1006 Block 1007 Block 1008 Block 1009 Blockgroup: 2 Block 2000 Block 2011 Block 2012 Block 2013 Block 2014 Block 2015 Tract: 814800 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2003 Block 2004 Block 2019 Block 2020 Block 2021 Block 2022 Block 2023 Block 2024 Block 2025 Block 2026 Block 2035 Block 2036 Block 2037 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 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 Block 3021 Block 3022 Blockgroup: 4 Block 4000 Block 4001 Block 4002 Block 4005 Block 4015 Block 4016 Blockgroup: 5 Block 5010 Block 5011 Block 5012 Block 5013 Block 5024 Block 5025 Block 5026 Block 5027 Block 5028 Tract: 814900 Blockgroup: 3 Block 3002 Block 3003 Block 3004 Block 3005 Block 3010 Block 3011 Block 3012 Block 3013 Block 3014 Block 3015 Block 3016 Block 3017 Block 3021 Block 3022 Block 3023 Block 3024 Block 3025 Block 3026 Block 3027 Block 3028 Blockgroup: 4 Block 4002 Block 4003 Block 4004 Block 4005 Tract: 815000 Blockgroup: 3 Block 3010 Block 3011 Block 3017 Block 3018 Block 3019 Block 3020 Tract: 815300 Blockgroup: 2 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 2026 Tract: 815400 Blockgroup: 4 Block 4001 Block 4002 Block 4003 Block 4004 Tract: 815701 Blockgroup: 1 Blockgroup: 2 Blockgroup: 3 Blockgroup: 4 Block 4000 Block 4001 Block 4002 Block 4003 Tract: 815702 Blockgroup: 1 Blockgroup: 5 Block 5000 Block 5001 Block 5002 Block 5003 Block 5004 Block 5005 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 5025 Tract: 815800 Blockgroup: 1 Block 1007 Block 1009 Block 1010 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 1097 Block 1098 Tract: 818700 Blockgroup: 3 Blockgroup: 4 Block 4010 Block 4011 Block 4012 Block 4013 Tract: 818800 Blockgroup: 1 Block 1013 Block 1014 Block 1015 Block 1016 Block 1017 Block 1018 Block 1019 Block 1024 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2003 Block 2004 Block 2005 Block 2006 Block 2019 Block 2020 Block 2021 Blockgroup: 3 Block 3016 Block 3017 Block 3018 Block 3019 Block 3020 Block 3021 Block 3022 Block 3023 Block 3024 Block 3025 Block 3026 Blockgroup: 4 Block 4000 Block 4001 Block 4002 Block 4003 Block 4004 Block 4005 Block 4006 Block 4007 Block 4008 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 4028 Block 4029 Blockgroup: 5 Blockgroup: 6 Block 6005 Block 6006 Block 6031 Block 6032 Block 6033 Block 6041 Tract: 818900 Blockgroup: 1 Block 1009 Block 1010 Block 1011 Block 1013 Block 1014 Block 1015 Block 1016 Block 1017 Block 1018 Block 1019 Block 1020 Block 1021 Blockgroup: 2 Block 2000 Block 2010 Block 2011 Blockgroup: 3 Block 3020 Tract: 819300 Blockgroup: 3 Block 3002 Block 3004 Block 3005 Block 3006 Block 3007 Block 3008 Block 3009 Block 3010 Block 3011 Block 3012 Block 3013 Block 3014 Block 3017 Block 3018 Block 3019 Block 3020 Block 3021 Block 3022 Block 3023 Block 3024 Block 3025 Block 3026 Block 3027 Block 3028 Block 3031 Block 3032 Block 3033 Tract: 819400 Blockgroup: 1 Block 1008 Block 1009 Block 1010 Block 1011 Block 1012 Block 1013 Block 1014 Block 1015 Block 1016 Block 1017 Block 1018 Blockgroup: 2 Blockgroup: 3 Block 3009 Block 3010 Block 3011 Block 3012 Block 3013 Blockgroup: 4 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 4028 Block 4029 Block 4030 Block 4031 Blockgroup: 5 Tract: 819500 Blockgroup: 1 Block 1000 Block 1001 Block 1002 Block 1019 Block 1020 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 Block 3004 Block 3005 Block 3006 Block 3017 Blockgroup: 4 Tract: 819600 Blockgroup: 1 Block 1000 Block 1015 Blockgroup: 2 Block 2000 Block 2015 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 Block 3004 Block 3020 Blockgroup: 4 Block 4000 Block 4001 Block 4013 Block 4014 Tract: 820103 Blockgroup: 1 Blockgroup: 2 Block 2000 Block 2001 Block 2003 Block 2004 Block 2005 Block 2006 Block 2007 Block 2008 Block 2009 Blockgroup: 3 Block 3004 Block 3027 Tract: 820104 Blockgroup: 1 Tract: 820202 Blockgroup: 1 Block 1026 Block 1028 Block 1029 Block 1032 Block 1036 Block 1037 Block 1038 Block 1039 Block 1040 Block 1041 Block 1042 Block 1113 Block 1114 Block 1115 Block 1116 Block 1117 Block 1118 Block 1119 Block 1120 Block 1121 Block 1122 Block 1123 Block 1124 Block 1125 Block 1126 Block 1127 Block 1128 Block 1129 Block 1130 Block 1131 Block 1132 Block 1134 Block 1135 Block 1139 Block 1140 Block 1141 Block 1142 Block 1145 Block 1149 Block 1150 Block 1151 Block 1153 Block 1154 Block 1156 Block 1157 Block 1158 Block 1159 Block 1201 Block 1202 Block 1203 Block 1205 Block 1208 Block 1210 Block 1212 Block 1214 Block 1216 Block 1218 Block 1219 Block 1221 Block 1222 Block 1223 Block 1224 Block 1225 Block 1226 Block 1227 Block 1228 Block 1229 Block 1230 Block 1231 Block 1232 Block 1233 Block 1234 Block 1235 Block 1250 Tract: 820501 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 1033 Block 1034 Block 1035 Block 1036 Block 1037 Block 1038 Block 1039 Block 1040 Blockgroup: 2 Blockgroup: 3 Blockgroup: 4 Blockgroup: 5 Block 5000 Block 5001 Block 5002 Block 5003 Tract: 820502 Blockgroup: 1 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 Blockgroup: 2 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 Tract: 820603 Blockgroup: 1 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 1027 Block 1028 Block 1044 Block 1045 Block 1046 Block 1047 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 2026 Block 2027 Block 2028 Block 2029 Blockgroup: 3 Tract: 820604 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 Tract: 820605 Blockgroup: 1 Block 1000 Block 1001 Block 1002 Block 1003 Block 1004 Block 1005 Block 1006 Block 1007 Block 1008 Block 1009 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2003 Block 2004 Block 2005 Block 2006 Tract: 820606 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2003 Block 2004 Block 2005 Block 2006 Block 2007 Block 2018 Block 2020 Block 2021 Block 2022 Block 2025 Block 2026 Block 2027 Block 2028 Block 2029 Block 2030 Block 2031 Block 2032 Block 2033 Block 2034 Block 2035 Block 2045 Tract: 820901 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 1019 Block 1020 Block 1027 Block 1028 Block 1029 Block 1030 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 Block 1055 Block 1056 Block 1057 Block 1058 Block 1059 Block 1060 Block 1061 Block 1062 Block 1063 Block 1064 Block 1065 Block 1066 Block 1067 Block 1068 Block 1069 Block 1070 Block 1071 Block 1072 Block 1073 Block 1074 Block 1075 Block 1076 Block 1077 Block 1078 Block 1079 Block 1080 Block 1081 Block 1082 Block 1083 Block 1084 Block 1085 Block 1086 Block 1087 Block 1088 Block 1089 Block 1090 Block 1091 Block 1092 Block 1093 Block 1094 Block 1095 Block 1096 Block 1097 Block 1098 Block 1099 Block 1100 Block 1101 Block 1102 Block 1103 Block 1104 Block 1105 Blockgroup: 2 Blockgroup: 3 Blockgroup: 4 Tract: 820902 Blockgroup: 3 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 Block 3021 Block 3022 Block 3024 Block 3025 Block 3031 Blockgroup: 4 Tract: 821001 Blockgroup: 1 Block 1000 Block 1001 Block 1002 Block 1003 Block 1004 Block 1005 Block 1006 Block 1007 Block 1008 Block 1009 Block 1013 Block 1014 Block 1015 Block 1017 Block 1018 Block 1019 Block 1022 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2003 Block 2004 Block 2005 Block 2006 Block 2009 Block 2010 Block 2011 Block 2012 Block 2013 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 Block 3021 Block 3022 Block 3023 Block 3024 Block 3025 Block 3026 Block 3027 Block 3028 Block 3029 Block 3032 Tract: 821002 Blockgroup: 1 Blockgroup: 2 Block 2000 Block 2001 Block 2002 Block 2003 Block 2012 Block 2013 Block 2014 Block 2015 Block 2016 Block 2017 Block 2018 Blockgroup: 3 Block 3000 Block 3001 Block 3002 Block 3003 Block 3012 Tract: 821101 Blockgroup: 1 Block 1000 Block 1001 Block 1002 Block 1003 Block 1004 Block 1005 Tract: 821102 Blockgroup: 1 Block 1001 Block 1002 Block 1003 Block 1004 Block 1005 Block 1006 Block 1007 Block 1008 Block 1009 Block 1010 Block 1013 Block 1014
(Source: P.A. 97-6, eff. 6-3-11.)