This page provides postcode data for the Southend-on-Sea UK Unitary Authority.
In 2021, Southend-on-Sea contained approximately 78,300 households with a population of about 180,700
In 2011, Southend-on-Sea contained approximately 74,728 households with a population of about 173,767
Active postcode
Postcode no longer in use| Postcode | Ward | Latitude | Longitude | Easting | Northing | Grid ref |
|---|---|---|---|---|---|---|
| SS9 2YT | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 2YY | West Leigh | 51.545541 | 0.642735 | 583344 | 186271 | TQ833862 |
| SS9 2YZ | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 2ZP | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 2ZQ | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 2ZR | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3AA | Belfairs | 51.549542 | 0.648362 | 583718 | 186730 | TQ837867 |
| SS9 3AB | Belfairs | 51.550414 | 0.647994 | 583689 | 186826 | TQ836868 |
| SS9 3AD | Belfairs | 51.553342 | 0.648136 | 583687 | 187151 | TQ836871 |
| SS9 3AE | Belfairs | 51.556314 | 0.647962 | 583663 | 187482 | TQ836874 |
| SS9 3AF | Belfairs | 51.556292 | 0.648567 | 583705 | 187481 | TQ837874 |
| SS9 3AG | Belfairs | 51.555284 | 0.647368 | 583626 | 187365 | TQ836873 |
| SS9 3AH | Belfairs | 51.55339 | 0.647215 | 583623 | 187155 | TQ836871 |
| SS9 3AJ | Belfairs | 51.550213 | 0.646915 | 583615 | 186801 | TQ836868 |
| SS9 3AL | Belfairs | 51.549927 | 0.645658 | 583529 | 186766 | TQ835867 |
| SS9 3AN | Belfairs | 51.550169 | 0.648874 | 583751 | 186801 | TQ837868 |
| SS9 3AP | Belfairs | 51.551731 | 0.648604 | 583726 | 186974 | TQ837869 |
| SS9 3AQ | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3AR | Belfairs | 51.551715 | 0.650522 | 583859 | 186977 | TQ838869 |
| SS9 3AS | Belfairs | 51.551663 | 0.653217 | 584046 | 186978 | TQ840869 |
| SS9 3AT | Belfairs | 51.551373 | 0.650098 | 583831 | 186937 | TQ838869 |
| SS9 3AU | Belfairs | 51.553083 | 0.648871 | 583739 | 187125 | TQ837871 |
| SS9 3AW | Belfairs | 51.550075 | 0.64946 | 583792 | 186792 | TQ837867 |
| SS9 3AX | Belfairs | 51.553404 | 0.649409 | 583775 | 187162 | TQ837871 |
| SS9 3AY | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3AZ | Belfairs | 51.552879 | 0.648325 | 583702 | 187100 | TQ837871 |
| SS9 3BA | Belfairs | 51.549222 | 0.650998 | 583902 | 186701 | TQ839867 |
| SS9 3BB | Belfairs | 51.550156 | 0.651413 | 583927 | 186805 | TQ839868 |
| SS9 3BD | Belfairs | 51.549676 | 0.65199 | 583969 | 186754 | TQ839867 |
| SS9 3BE | Belfairs | 51.553033 | 0.651479 | 583920 | 187126 | TQ839871 |
| SS9 3BF | Blenheim Park | 51.550901 | 0.668176 | 585086 | 186931 | TQ850869 |
| SS9 3BG | Belfairs | 51.55311 | 0.652046 | 583959 | 187136 | TQ839871 |
| SS9 3BH | Belfairs | 51.553723 | 0.65439 | 584119 | 187210 | TQ841872 |
| SS9 3BJ | Belfairs | 51.552861 | 0.65271 | 584006 | 187110 | TQ840871 |
| SS9 3BL | Belfairs | 51.549705 | 0.652699 | 584018 | 186759 | TQ840867 |
| SS9 3BN | Belfairs | 51.549607 | 0.653847 | 584098 | 186751 | TQ840867 |
| SS9 3BP | Belfairs | 51.552735 | 0.653914 | 584090 | 187099 | TQ840870 |
| SS9 3BQ | Belfairs | 51.55408 | 0.652521 | 583988 | 187245 | TQ839872 |
| SS9 3BS | Belfairs | 51.552326 | 0.654496 | 584132 | 187055 | TQ841870 |
| SS9 3BT | Blenheim Park | 51.553691 | 0.656581 | 584271 | 187212 | TQ842872 |
| SS9 3BU | Blenheim Park | 51.55462 | 0.656852 | 584286 | 187316 | TQ842873 |
| SS9 3BW | Belfairs | 51.549603 | 0.65441 | 584137 | 186752 | TQ841867 |
| SS9 3BX | Blenheim Park | 51.554325 | 0.656373 | 584254 | 187282 | TQ842872 |
| SS9 3BY | Belfairs | 51.554405 | 0.653665 | 584066 | 187284 | TQ840872 |
| SS9 3BZ | Belfairs | 51.555147 | 0.650289 | 583829 | 187358 | TQ838873 |
| SS9 3DA | Belfairs | 51.554609 | 0.649782 | 583796 | 187297 | TQ837872 |
| SS9 3DB | Belfairs | 51.553146 | 0.650057 | 583821 | 187135 | TQ838871 |
| SS9 3DD | Belfairs | 51.553393 | 0.650678 | 583863 | 187164 | TQ838871 |
| SS9 3DE | Belfairs | 51.549872 | 0.650069 | 583835 | 186771 | TQ838867 |
| SS9 3DF | Belfairs | 51.550067 | 0.6506 | 583871 | 186794 | TQ838867 |
| SS9 3DG | Belfairs | 51.549254 | 0.649557 | 583802 | 186701 | TQ838867 |
| SS9 3DH | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3DJ | Belfairs | 51.549189 | 0.652438 | 584002 | 186701 | TQ840867 |
| SS9 3DL | Belfairs | 51.551055 | 0.649445 | 583787 | 186900 | TQ837869 |
| SS9 3DN | Blenheim Park | 51.549198 | 0.655598 | 584221 | 186709 | TQ842867 |
| SS9 3DP | Blenheim Park | 51.552183 | 0.655656 | 584213 | 187042 | TQ842870 |
| SS9 3DQ | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3DR | Victoria | 51.543527 | 0.7124 | 588182 | 186223 | TQ881862 |
| SS9 3DS | Belfairs | 51.552106 | 0.655075 | 584173 | 187032 | TQ841870 |
| SS9 3DT | Blenheim Park | 51.549446 | 0.656983 | 584316 | 186741 | TQ843867 |
| SS9 3DU | Blenheim Park | 51.551038 | 0.656571 | 584281 | 186917 | TQ842869 |
| SS9 3DW | Belfairs | 51.549561 | 0.655056 | 584182 | 186748 | TQ841867 |
| SS9 3DX | Blenheim Park | 51.5521 | 0.656532 | 584274 | 187035 | TQ842870 |
| SS9 3DY | Blenheim Park | 51.553078 | 0.657036 | 584305 | 187145 | TQ843871 |
| SS9 3DZ | Blenheim Park | 51.552592 | 0.657455 | 584336 | 187092 | TQ843870 |
| SS9 3EA | Blenheim Park | 51.549349 | 0.657698 | 584366 | 186732 | TQ843867 |
| SS9 3EB | Blenheim Park | 51.549111 | 0.658262 | 584406 | 186707 | TQ844867 |
| SS9 3ED | Blenheim Park | 51.549289 | 0.658748 | 584439 | 186728 | TQ844867 |
| SS9 3EE | Blenheim Park | 51.549356 | 0.659343 | 584480 | 186736 | TQ844867 |
| SS9 3EF | Blenheim Park | 51.549355 | 0.659805 | 584512 | 186738 | TQ845867 |
| SS9 3EG | Blenheim Park | 51.549433 | 0.660314 | 584547 | 186747 | TQ845867 |
| SS9 3EH | Blenheim Park | 51.549283 | 0.661373 | 584621 | 186733 | TQ846867 |
| SS9 3EJ | Blenheim Park | 51.549155 | 0.661885 | 584657 | 186721 | TQ846867 |
| SS9 3EL | Blenheim Park | 51.549179 | 0.66242 | 584694 | 186725 | TQ846867 |
| SS9 3EN | Blenheim Park | 51.549548 | 0.662802 | 584719 | 186767 | TQ847867 |
| SS9 3EP | Belfairs | 51.55012 | 0.65105 | 583902 | 186801 | TQ839868 |
| SS9 3EQ | Blenheim Park | 51.549331 | 0.660856 | 584585 | 186738 | TQ845867 |
| SS9 3ER | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3ES | Belfairs | 51.550531 | 0.653151 | 584046 | 186852 | TQ840868 |
| SS9 3ET | Belfairs | 51.55091 | 0.654702 | 584152 | 186898 | TQ841868 |
| SS9 3EU | Blenheim Park | 51.550997 | 0.656395 | 584269 | 186912 | TQ842869 |
| SS9 3EW | Blenheim Park | 51.551203 | 0.65961 | 584491 | 186943 | TQ844869 |
| SS9 3EX | Blenheim Park | 51.550965 | 0.658225 | 584396 | 186913 | TQ843869 |
| SS9 3EY | Blenheim Park | 51.551219 | 0.660101 | 584525 | 186946 | TQ845869 |
| SS9 3EZ | Blenheim Park | 51.550886 | 0.66288 | 584719 | 186916 | TQ847869 |
| SS9 3FA | West Leigh | 51.551567 | 0.633534 | 582682 | 186918 | TQ826869 |
| SS9 3FB | Blenheim Park | 51.550757 | 0.662628 | 584702 | 186901 | TQ847869 |
| SS9 3FD | Blenheim Park | 51.550757 | 0.662628 | 584702 | 186901 | TQ847869 |
| SS9 3FE | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3FG | Blenheim Park | 51.550165 | 0.672042 | 585357 | 186859 | TQ853868 |
| SS9 3FH | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3FJ | Blenheim Park | 51.550034 | 0.672654 | 585400 | 186846 | TQ853868 |
| SS9 3FL | Blenheim Park | 51.549778 | 0.672856 | 585415 | 186818 | TQ854868 |
| SS9 3FN | Blenheim Park | 51.549833 | 0.671994 | 585355 | 186821 | TQ853868 |
| SS9 3FP | Blenheim Park | 51.549683 | 0.672259 | 585374 | 186805 | TQ853868 |
| SS9 3FQ | Belfairs | 51.551055 | 0.649445 | 583787 | 186900 | TQ837869 |
| SS9 3FR | Belfairs | 51.54876 | 0.653885 | 584104 | 186656 | TQ841866 |
| SS9 3FX | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3FZ | Belfairs | 51.548738 | 0.648503 | 583731 | 186640 | TQ837866 |
| SS9 3GA | Blenheim Park | 51.546826 | 0.67212 | 585376 | 186487 | TQ853864 |