This page provides postcode data for the Basildon UK Local Authority District.
In 2021, Basildon contained approximately 76,400 households with a population of about 187,600
In 2011, Basildon contained approximately 72,736 households with a population of about 174,571
Active postcode
Postcode no longer in use| Postcode | Ward | Latitude | Longitude | Easting | Northing | Grid ref |
|---|---|---|---|---|---|---|
| CM11 1RE | Castledon & Crouch | 51.607675 | 0.486858 | 572302 | 192800 | TQ723928 |
| CM11 1RG | Castledon & Crouch | 51.609521 | 0.486323 | 572258 | 193004 | TQ722930 |
| CM11 1RH | Castledon & Crouch | 51.614728 | 0.485467 | 572179 | 193581 | TQ721935 |
| CM11 1RJ | Castledon & Crouch | 51.618256 | 0.487898 | 572334 | 193979 | TQ723939 |
| CM11 1RL | Castledon & Crouch | 51.619423 | 0.493091 | 572689 | 194121 | TQ726941 |
| CM11 1RN | Castledon & Crouch | 51.617814 | 0.48458 | 572106 | 193922 | TQ721939 |
| CM11 1RP | Castledon & Crouch | 51.617867 | 0.480351 | 571813 | 193918 | TQ718939 |
| CM11 1RR | Castledon & Crouch | 51.619702 | 0.483744 | 572041 | 194130 | TQ720941 |
| CM11 1RS | Castledon & Crouch | 51.620343 | 0.483216 | 572002 | 194200 | TQ720942 |
| CM11 1RT | Castledon & Crouch | 51.621944 | 0.482335 | 571935 | 194376 | TQ719943 |
| CM11 1RU | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1SA | Billericay East | 51.638001 | 0.435777 | 568653 | 196053 | TQ686960 |
| CM11 1SB | Billericay East | 51.638874 | 0.437052 | 568738 | 196153 | TQ687961 |
| CM11 1SD | Billericay East | 51.63747 | 0.435344 | 568625 | 195993 | TQ686959 |
| CM11 1SE | Billericay East | 51.639037 | 0.439995 | 568941 | 196178 | TQ689961 |
| CM11 1SF | Billericay East | 51.639765 | 0.439615 | 568912 | 196258 | TQ689962 |
| CM11 1SG | Billericay East | 51.640229 | 0.441071 | 569011 | 196313 | TQ690963 |
| CM11 1SH | Billericay East | 51.640196 | 0.440057 | 568941 | 196307 | TQ689963 |
| CM11 1SJ | Billericay East | 51.641108 | 0.439037 | 568867 | 196406 | TQ688964 |
| CM11 1SL | Billericay East | 51.640175 | 0.438047 | 568802 | 196300 | TQ688963 |
| CM11 1SN | Billericay East | 51.640205 | 0.436603 | 568702 | 196300 | TQ687963 |
| CM11 1SQ | Billericay East | 51.639692 | 0.440102 | 568946 | 196251 | TQ689962 |
| CM11 1SR | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1SX | Billericay East | 51.640639 | 0.437335 | 568751 | 196350 | TQ687963 |
| CM11 1SY | Billericay East | 51.641266 | 0.438322 | 568817 | 196422 | TQ688964 |
| CM11 1SZ | Billericay East | 51.6416 | 0.438702 | 568842 | 196460 | TQ688964 |
| CM11 1UZ | Billericay East | 51.622864 | 0.41672 | 567390 | 194326 | TQ673943 |
| CM11 1WA | Billericay East | 51.641609 | 0.438717 | 568843 | 196461 | TQ688964 |
| CM11 1WB | Billericay East | 51.641609 | 0.438717 | 568843 | 196461 | TQ688964 |
| CM11 1WD | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WE | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WF | Billericay East | 51.622864 | 0.41672 | 567390 | 194326 | TQ673943 |
| CM11 1WG | Billericay East | 51.641609 | 0.438717 | 568843 | 196461 | TQ688964 |
| CM11 1WH | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WJ | Billericay East | 51.641609 | 0.438717 | 568843 | 196461 | TQ688964 |
| CM11 1WL | Billericay East | 51.641609 | 0.438717 | 568843 | 196461 | TQ688964 |
| CM11 1WN | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WP | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WQ | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WR | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WS | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WU | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WW | Billericay East | 51.622864 | 0.41672 | 567390 | 194326 | TQ673943 |
| CM11 1WX | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WY | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1WZ | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1XT | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1YB | Billericay East | 51.641609 | 0.438717 | 568843 | 196461 | TQ688964 |
| CM11 1YE | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 1ZY | Billericay East | 51.622864 | 0.41672 | 567390 | 194326 | TQ673943 |
| CM11 2AA | Billericay East | 51.627664 | 0.419879 | 567591 | 194867 | TQ675948 |
| CM11 2AB | Billericay East | 51.627059 | 0.420006 | 567602 | 194800 | TQ676948 |
| CM11 2AD | Billericay East | 51.627303 | 0.420799 | 567656 | 194829 | TQ676948 |
| CM11 2AE | Billericay East | 51.627146 | 0.424027 | 567880 | 194819 | TQ678948 |
| CM11 2AF | Burstead | 51.616695 | 0.435403 | 568706 | 193683 | TQ687936 |
| CM11 2AG | Billericay East | 51.626695 | 0.420203 | 567617 | 194760 | TQ676947 |
| CM11 2AH | Billericay East | 51.626905 | 0.421789 | 567726 | 194787 | TQ677947 |
| CM11 2AJ | Billericay East | 51.626554 | 0.423085 | 567817 | 194751 | TQ678947 |
| CM11 2AL | Billericay East | 51.626225 | 0.422056 | 567747 | 194712 | TQ677947 |
| CM11 2AN | Billericay East | 51.626345 | 0.421485 | 567707 | 194724 | TQ677947 |
| CM11 2AP | Billericay East | 51.625712 | 0.419876 | 567598 | 194650 | TQ675946 |
| CM11 2AQ | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 2AR | Billericay East | 51.625292 | 0.418467 | 567502 | 194600 | TQ675946 |
| CM11 2AS | Billericay East | 51.625223 | 0.420934 | 567673 | 194598 | TQ676945 |
| CM11 2AT | Billericay East | 51.62572 | 0.421697 | 567724 | 194655 | TQ677946 |
| CM11 2AU | Billericay East | 51.625174 | 0.422419 | 567776 | 194596 | TQ677945 |
| CM11 2AW | Billericay East | 51.626223 | 0.420842 | 567663 | 194709 | TQ676947 |
| CM11 2AX | Billericay East | 51.625884 | 0.42331 | 567835 | 194677 | TQ678946 |
| CM11 2AY | Billericay East | 51.625202 | 0.422797 | 567802 | 194600 | TQ678946 |
| CM11 2AZ | Billericay East | 51.625724 | 0.423662 | 567860 | 194660 | TQ678946 |
| CM11 2BA | Billericay East | 51.625155 | 0.423329 | 567839 | 194596 | TQ678945 |
| CM11 2BB | Billericay East | 51.625168 | 0.424904 | 567948 | 194601 | TQ679946 |
| CM11 2BD | Billericay East | 51.625871 | 0.42526 | 567970 | 194680 | TQ679946 |
| CM11 2BE | Billericay East | 51.626329 | 0.42485 | 567940 | 194730 | TQ679947 |
| CM11 2BG | Billericay East | 51.626335 | 0.42631 | 568041 | 194734 | TQ680947 |
| CM11 2BH | Billericay East | 51.625566 | 0.426515 | 568058 | 194649 | TQ680946 |
| CM11 2BJ | Billericay East | 51.625844 | 0.426139 | 568031 | 194679 | TQ680946 |
| CM11 2BL | Billericay East | 51.624803 | 0.426445 | 568056 | 194564 | TQ680945 |
| CM11 2BN | Billericay East | 51.624615 | 0.42684 | 568084 | 194544 | TQ680945 |
| CM11 2BP | Billericay East | 51.624059 | 0.425481 | 567992 | 194479 | TQ679944 |
| CM11 2BQ | Billericay East | 51.624369 | 0.425266 | 567976 | 194513 | TQ679945 |
| CM11 2BS | Billericay East | 51.624661 | 0.425051 | 567960 | 194545 | TQ679945 |
| CM11 2BT | Billericay East | 51.623937 | 0.424824 | 567947 | 194464 | TQ679944 |
| CM11 2BU | Billericay East | 51.623634 | 0.423421 | 567851 | 194427 | TQ678944 |
| CM11 2BW | Billericay East | 51.622873 | 0.41672 | 567390 | 194327 | TQ673943 |
| CM11 2BX | Billericay East | 51.624651 | 0.422955 | 567815 | 194539 | TQ678945 |
| CM11 2BY | Billericay East | 51.624104 | 0.422406 | 567779 | 194477 | TQ677944 |
| CM11 2BZ | Billericay East | 51.623549 | 0.424038 | 567894 | 194419 | TQ678944 |
| CM11 2DA | Billericay East | 51.623983 | 0.42042 | 567642 | 194459 | TQ676944 |
| CM11 2DB | Billericay East | 51.623397 | 0.420923 | 567679 | 194395 | TQ676943 |
| CM11 2DD | Billericay East | 51.622864 | 0.41672 | 567390 | 194326 | TQ673943 |
| CM11 2DE | Billericay East | 51.626939 | 0.425779 | 568002 | 194800 | TQ680948 |
| CM11 2DF | Billericay East | 51.626117 | 0.428596 | 568200 | 194715 | TQ681947 |
| CM11 2DG | Billericay East | 51.626844 | 0.42693 | 568082 | 194792 | TQ680947 |
| CM11 2DH | Billericay East | 51.62639 | 0.428004 | 568158 | 194744 | TQ681947 |
| CM11 2DJ | Billericay East | 51.624926 | 0.427478 | 568127 | 194580 | TQ681945 |
| CM11 2DL | Billericay East | 51.6251 | 0.428166 | 568174 | 194601 | TQ681946 |
| CM11 2DN | Billericay East | 51.626432 | 0.428121 | 568166 | 194749 | TQ681947 |
| CM11 2DP | Billericay East | 51.626884 | 0.42803 | 568158 | 194799 | TQ681947 |
| CM11 2DQ | Billericay East | 51.626878 | 0.427452 | 568118 | 194797 | TQ681947 |