Postcodes in Southend-on-Sea page 49 Unitary Authority

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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

Wards in this Unitary Authority
Belfairs ,   Blenheim Park ,   Chalkwell ,   Eastwood Park ,   Kursaal ,   Leigh ,   Milton ,   Prittlewell ,   Shoeburyness ,   Southchurch ,   St Laurence ,   St. Luke's ,   Thorpe ,   Victoria ,   West Leigh ,   West Shoebury ,   Westborough
Parishes in this Unitary Authority
Leigh-on-Sea ,   Southend-on-Sea, unparished area
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
SS9 3GB Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 3GG Belfairs 51.551055 0.649445 583787 186900 TQ837869
SS9 3HA Blenheim Park 51.551872 0.663443 584754 187027 TQ847870
SS9 3HB Blenheim Park 51.552246 0.665153 584871 187072 TQ848870
SS9 3HD Blenheim Park 51.552887 0.665839 584916 187145 TQ849871
SS9 3HE Blenheim Park 51.551481 0.665209 584878 186988 TQ848869
SS9 3HF Blenheim Park 51.553159 0.664196 584801 187172 TQ848871
SS9 3HG Blenheim Park 51.553576 0.666413 584953 187224 TQ849872
SS9 3HH Blenheim Park 51.554048 0.658679 584415 187257 TQ844872
SS9 3HJ Blenheim Park 51.554541 0.658362 584391 187311 TQ843873
SS9 3HL Blenheim Park 51.554646 0.66007 584509 187327 TQ845873
SS9 3HP Blenheim Park 51.551192 0.665264 584883 186956 TQ848869
SS9 3HQ Blenheim Park 51.553841 0.663053 584719 187245 TQ847872
SS9 3HR Blenheim Park 51.550957 0.666073 584940 186931 TQ849869
SS9 3HS Blenheim Park 51.549687 0.670138 585227 186801 TQ852868
SS9 3HT Blenheim Park 51.549747 0.672998 585425 186814 TQ854868
SS9 3HU Blenheim Park 51.547672 0.672891 585426 186583 TQ854865
SS9 3HX Blenheim Park 51.548008 0.672363 585388 186620 TQ853866
SS9 3JA Belfairs 51.548492 0.655023 584184 186630 TQ841866
SS9 3JB Blenheim Park 51.548099 0.656861 584313 186590 TQ843865
SS9 3JD Blenheim Park 51.548451 0.656434 584282 186629 TQ842866
SS9 3JE Blenheim Park 51.54802 0.659179 584474 186588 TQ844865
SS9 3JF Blenheim Park 51.547947 0.658814 584449 186578 TQ844865
SS9 3JG Leigh 51.547262 0.658096 584402 186501 TQ844865
SS9 3JH Blenheim Park 51.548062 0.66247 584702 186600 TQ847866
SS9 3JJ Blenheim Park 51.54783 0.661202 584615 186571 TQ846865
SS9 3JL Blenheim Park 51.547846 0.6609 584594 186573 TQ845865
SS9 3JN Leigh 51.547262 0.658096 584402 186501 TQ844865
SS9 3JP Blenheim Park 51.547693 0.6633 584761 186562 TQ847865
SS9 3JQ Belfairs 51.548588 0.65513 584191 186640 TQ841866
SS9 3JR Blenheim Park 51.548523 0.663175 584749 186654 TQ847866
SS9 3JS Blenheim Park 51.550071 0.663915 584794 186828 TQ847868
SS9 3JT Blenheim Park 51.549559 0.665068 584876 186774 TQ848867
SS9 3JU Blenheim Park 51.54954 0.667086 585016 186776 TQ850867
SS9 3JW Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 3JX Blenheim Park 51.548325 0.663986 584806 186634 TQ848866
SS9 3JY Blenheim Park 51.547515 0.664775 584864 186545 TQ848865
SS9 3JZ Blenheim Park 51.548401 0.665375 584902 186646 TQ849866
SS9 3LA Blenheim Park 51.548272 0.666305 584967 186634 TQ849866
SS9 3LB Blenheim Park 51.547343 0.667203 585033 186533 TQ850865
SS9 3LD Blenheim Park 51.548269 0.666839 585004 186635 TQ850866
SS9 3LE Blenheim Park 51.548231 0.667327 585038 186632 TQ850866
SS9 3LF Blenheim Park 51.549891 0.667857 585068 186817 TQ850868
SS9 3LG Blenheim Park 51.548344 0.668286 585104 186647 TQ851866
SS9 3LH Blenheim Park 51.547068 0.669019 585160 186507 TQ851865
SS9 3LJ Blenheim Park 51.546928 0.671232 585314 186497 TQ853864
SS9 3LL Blenheim Park 51.54619 0.672429 585400 186418 TQ853864
SS9 3LN Chalkwell 51.546069 0.671008 585302 186400 TQ853864
SS9 3LQ Blenheim Park 51.547081 0.669611 585201 186509 TQ852865
SS9 3LT Blenheim Park 51.546236 0.67236 585395 186422 TQ853864
SS9 3LW Chalkwell 51.546069 0.671008 585302 186400 TQ853864
SS9 3NA Leigh 51.547922 0.654759 584168 186565 TQ841865
SS9 3NB Leigh 51.54736 0.653774 584102 186501 TQ841865
SS9 3ND Leigh 51.547648 0.657715 584374 186542 TQ843865
SS9 3NE Leigh 51.547557 0.659368 584489 186537 TQ844865
SS9 3NF Leigh 51.547446 0.661497 584637 186530 TQ846865
SS9 3NG Leigh 51.547312 0.663407 584770 186519 TQ847865
SS9 3NH Leigh 51.546964 0.666863 585011 186490 TQ850864
SS9 3NJ Chalkwell 51.546713 0.668392 585118 186465 TQ851864
SS9 3NL Chalkwell 51.546373 0.671113 585308 186435 TQ853864
SS9 3NP Blenheim Park 51.547709 0.671653 585340 186584 TQ853865
SS9 3NQ Leigh 51.547116 0.665314 584903 186502 TQ849865
SS9 3NR Blenheim Park 51.54793 0.670641 585269 186606 TQ852866
SS9 3NS Blenheim Park 51.548392 0.668923 585148 186653 TQ851866
SS9 3NT Blenheim Park 51.548597 0.669425 585182 186678 TQ851866
SS9 3NW Blenheim Park 51.546967 0.671061 585302 186500 TQ853865
SS9 3PA West Leigh 51.549625 0.64427 583434 186728 TQ834867
SS9 3PB West Leigh 51.550692 0.644808 583467 186848 TQ834868
SS9 3PD West Leigh 51.549649 0.643204 583360 186728 TQ833867
SS9 3PE West Leigh 51.549049 0.642289 583299 186659 TQ832866
SS9 3PF West Leigh 51.549137 0.640376 583166 186664 TQ831866
SS9 3PG West Leigh 51.548833 0.638324 583025 186626 TQ830866
SS9 3PH West Leigh 51.548638 0.637779 582988 186602 TQ829866
SS9 3PJ West Leigh 51.549636 0.635803 582847 186709 TQ828867
SS9 3PL West Leigh 51.548864 0.636927 582928 186625 TQ829866
SS9 3PN West Leigh 51.548524 0.636445 582896 186586 TQ828865
SS9 3PP West Leigh 51.549555 0.633418 582682 186694 TQ826866
SS9 3PQ West Leigh 51.548696 0.639586 583113 186613 TQ831866
SS9 3PR West Leigh 51.549297 0.632465 582617 186662 TQ826866
SS9 3PS West Leigh 51.549738 0.631668 582560 186710 TQ825867
SS9 3PT West Leigh 51.550035 0.630863 582503 186741 TQ825867
SS9 3PU West Leigh 51.549621 0.629657 582421 186692 TQ824866
SS9 3PW West Leigh 51.548928 0.635675 582841 186629 TQ828866
SS9 3PX West Leigh 51.55012 0.626267 582184 186739 TQ821867
SS9 3PY West Leigh 51.550053 0.626825 582223 186732 TQ822867
SS9 3PZ West Leigh 51.550087 0.626524 582202 186736 TQ822867
SS9 3QA West Leigh 51.550128 0.626281 582185 186739 TQ821867
SS9 3QE West Leigh 51.549847 0.625977 582165 186707 TQ821867
SS9 3QF West Leigh 51.550416 0.62989 582434 186780 TQ824867
SS9 3QG West Leigh 51.551065 0.630245 582456 186854 TQ824868
SS9 3QH West Leigh 51.551143 0.644358 583434 186898 TQ834868
SS9 3QJ West Leigh 51.550615 0.645828 583538 186842 TQ835868
SS9 3QL West Leigh 51.550347 0.640965 583202 186800 TQ832868
SS9 3QN West Leigh 51.550199 0.636759 582911 186774 TQ829867
SS9 3QP West Leigh 51.551283 0.63095 582504 186880 TQ825868
SS9 3QQ West Leigh 51.549843 0.632583 582623 186724 TQ826867
SS9 3QR West Leigh 51.550888 0.629311 582392 186832 TQ823868
SS9 3QS West Leigh 51.54929 0.628772 582361 186653 TQ823866
SS9 3QT West Leigh 51.550998 0.628813 582357 186843 TQ823868
SS9 3QU West Leigh 51.552125 0.629873 582426 186970 TQ824869
Contains OS data © Crown copyright and database right 2026
Contains Royal Mail data © Royal Mail copyright and database right 2026
Contains National Statistics data © Crown copyright and database rights 2026
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license




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