Elections Code section 21408

Congressional District 08 consists of the following:
Whole Counties in Congressional District 08
SOLANO
Partial Counties in Congressional District 08
CONTRA COSTA
Whole Tracts in Contra Costa County
3580.00, 3591.02, 3591.03, 3591.04, 3591.05, 3592.02, 3592.03, 3592.04, 3601.01, 3601.02, 3602.00, 3610.00, 3620.00, 3630.00, 3640.02, 3650.02, 3650.03, 3660.01, 3660.02, 3671.00, 3672.00, 3680.01, 3680.02, 3690.01, 3690.02, 3700.00, 3710.00, 3720.00, 3730.00, 3740.00, 3750.00, 3760.00, 3770.00, 3780.00, 3790.00, 3800.01, 3800.02, 3810.00, 3820.00, 3830.00, 3840.00, 3851.00, 3852.00, 3860.00, 3870.00, 3880.00, 3891.00, 3892.00, 3901.00, 3902.00, 3910.00, 3920.00, 3922.01, 3922.02, 3923.00, 9800.00, 9900.00
Partial Tracts in Contra Costa County
3540.01--the following census blocks:
1005, 1006, 1007, 1008, 1018, 1033
3560.01--the following census blocks:
1000, 1001, 1002, 1003, 1004, 1005, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, 3012, 3013, 3014, 3015, 3016, 3017, 3018, 3019
3560.02--the following census blocks:
1015, 1016, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1027, 1028, 1034, 1035, 1036, 1098, 1099, 1100, 1101, 1106, 1107, 1108, 1109, 1110, 1111, 1112, 1113, 1114, 1115, 1116, 1117, 1118, 1119, 1120, 1123, 1134, 1135, 1136, 1137, 1138, 1142, 1143, 1144, 1145, 1146, 1147, 1148, 1149, 1150, 1151, 1152, 1153, 1154, 1155, 1156, 1157, 1158, 1159, 1160, 1161, 1162, 1163, 1169, 1175, 1176, 1177, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
3570.00--the following census blocks:
1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1028, 1029, 1033, 1034, 1035, 1036, 1037
SACRAMENTO
Whole Tracts in Sacramento County
0098.00
Partial Tracts in Sacramento County
0099.00--the following census blocks:
2000, 2001, 2002, 2005, 2006, 2007, 2008, 2009, 2014, 2015, 2016, 2017, 2023, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, 3012, 3013, 3014, 3015, 3016, 3017, 3018, 3022, 3023, 3024, 3025, 3029, 3030, 3031, 3032, 3033, 3034, 3035, 3036, 3037, 3038, 3039, 3040
SAN JOAQUIN
Whole Tracts in San Joaquin County
0041.04, 0042.06, 0043.05
Partial Tracts in San Joaquin County
0039.00--the following census blocks:
1002, 1003, 1004, 1005, 1006, 1007, 1008, 1127, 1128
0040.01--the following census blocks:
1000, 1001, 1002, 1003, 1004, 1005, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1042, 1043, 1044, 1045, 1046, 1047, 1048, 1049, 1050, 1051, 1052, 1053, 1054, 1055, 1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069, 1070, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087, 1088, 1089, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1100, 1101, 1102, 1103, 1104, 1105, 1106, 1107, 1109, 1110
0041.06--the following census blocks:
1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1040, 1041, 1043, 1047, 2014, 2015, 2016, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027, 2028, 2029, 2030, 2031, 2032
0041.08--the following census blocks:
3008, 3009, 3021
0042.05--the following census blocks:
3003
0043.02--the following census blocks:
3006, 3007, 3010, 3011, 3012, 3013, 3014, 3015, 3016, 3017, 3018, 3019, 3020, 3021, 3022, 4016, 4017, 4018, 4022, 4023, 4024, 4025, 4026, 4027, 4028, 4029, 4030, 4031
0043.07--the following census blocks:
1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 2004, 3000, 3001, 3002, 3003, 3004, 3005, 3008, 3009, 3010
0043.08--the following census blocks:
3003
0043.09--the following census blocks:
2007, 2008, 2010, 2011, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
0043.10--the following census blocks:
2012, 2013
YOLO
Whole Tracts in Yolo County
0106.07, 0106.08
Partial Tracts in Yolo County
0104.01--the following census blocks:
1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1042, 1043, 1044, 1045, 1046, 1047, 1048, 1049, 1050, 1051, 1052, 1053, 1054, 1055, 1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069, 1070, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087, 1088, 1089, 1090, 1091, 1092, 2000, 2001, 2002, 2003, 2004, 2005, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 4000, 4002, 4003, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4012, 4013, 4014, 4019, 4020, 4021, 4022, 4023, 4024, 4025, 4026, 4027, 4028, 4029, 4030, 4031, 4032, 4033, 4034, 4035, 4036
0104.02--the following census blocks:
1014, 1015, 1027, 1028, 1030, 1038, 1039

Source: Section 21408, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=ELEC§ionNum=21408.­ (updated Aug. 21, 2025; accessed Sep. 15, 2025).

Green check means up to date. Up to date

Verified:
Sep. 15, 2025

§ 21408's source at ca​.gov