Postcodes in Southend-on-Sea page 10 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
SS0 9LD Chalkwell 51.544412 0.689201 586570 186262 TQ865862
SS0 9LE Chalkwell 51.544552 0.688618 586529 186277 TQ865862
SS0 9LF Westborough 51.544801 0.689512 586590 186307 TQ865863
SS0 9LG Westborough 51.544558 0.69071 586674 186283 TQ866862
SS0 9LH Westborough 51.545098 0.688304 586505 186336 TQ865863
SS0 9LJ Westborough 51.545049 0.688517 586520 186332 TQ865863
SS0 9LL Chalkwell 51.544298 0.689079 586562 186249 TQ865862
SS0 9LN Westborough 51.545849 0.689315 586572 186423 TQ865864
SS0 9LP Westborough 51.547888 0.689824 586599 186651 TQ865866
SS0 9LQ Westborough 51.544143 0.691911 586759 186239 TQ867862
SS0 9LR Westborough 51.54958 0.690141 586614 186839 TQ866868
SS0 9LS Westborough 51.549554 0.689706 586584 186835 TQ865868
SS0 9LT Westborough 51.550358 0.689581 586572 186925 TQ865869
SS0 9LU Westborough 51.550507 0.687368 586418 186935 TQ864869
SS0 9LW Westborough 51.547754 0.689384 586569 186635 TQ865866
SS0 9LX Westborough 51.550603 0.685556 586292 186942 TQ862869
SS0 9LY Westborough 51.550925 0.685618 586295 186978 TQ862869
SS0 9LZ Westborough 51.55082 0.687444 586422 186970 TQ864869
SS0 9NA Westborough 51.550165 0.688559 586502 186901 TQ865869
SS0 9NB Westborough 51.549586 0.688713 586515 186837 TQ865868
SS0 9ND Westborough 51.549477 0.689139 586545 186825 TQ865868
SS0 9NE Westborough 51.547822 0.688782 586527 186641 TQ865866
SS0 9NF Westborough 51.547857 0.688423 586502 186644 TQ865866
SS0 9NG Westborough 51.54607 0.688289 586500 186444 TQ864864
SS0 9NH Westborough 51.547909 0.687705 586452 186647 TQ864866
SS0 9NJ Westborough 51.549437 0.688141 586476 186818 TQ864868
SS0 9NL Westborough 51.54987 0.687705 586444 186866 TQ864868
SS0 9NN Westborough 51.54801 0.687249 586420 186658 TQ864866
SS0 9NP Westborough 51.545049 0.688517 586520 186332 TQ865863
SS0 9NQ Westborough 51.546075 0.687294 586431 186443 TQ864864
SS0 9NR Chalkwell 51.543878 0.688189 586502 186201 TQ865862
SS0 9NS Westborough 51.547812 0.687238 586420 186636 TQ864866
SS0 9NT Chalkwell 51.543878 0.688189 586502 186201 TQ865862
SS0 9NU Chalkwell 51.543878 0.688189 586502 186201 TQ865862
SS0 9NW Westborough 51.546201 0.686898 586403 186456 TQ864864
SS0 9NX Westborough 51.547812 0.687238 586420 186636 TQ864866
SS0 9NY Chalkwell 51.543878 0.688189 586502 186201 TQ865862
SS0 9NZ Westborough 51.549498 0.688621 586509 186826 TQ865868
SS0 9PA Westborough 51.545815 0.681754 586048 186400 TQ860863
SS0 9PB Westborough 51.547812 0.687238 586420 186636 TQ864866
SS0 9PD Westborough 51.545944 0.683579 586174 186418 TQ861864
SS0 9PE Westborough 51.545689 0.68531 586295 186395 TQ862863
SS0 9PF Westborough 51.545689 0.68531 586295 186395 TQ862863
SS0 9PG Chalkwell 51.544842 0.685361 586302 186300 TQ863863
SS0 9PH Chalkwell 51.544809 0.686801 586402 186300 TQ864863
SS0 9PJ Westborough 51.545448 0.686767 586397 186371 TQ863863
SS0 9PL Chalkwell 51.544809 0.686801 586402 186300 TQ864863
SS0 9PN Chalkwell 51.544809 0.686801 586402 186300 TQ864863
SS0 9PP Westborough 51.547229 0.686771 586390 186569 TQ863865
SS0 9PQ Westborough 51.545419 0.68727 586432 186370 TQ864863
SS0 9PR Westborough 51.546737 0.687838 586466 186518 TQ864865
SS0 9PS Westborough 51.546828 0.688983 586545 186531 TQ865865
SS0 9PT Westborough 51.547337 0.685969 586334 186579 TQ863865
SS0 9PU Westborough 51.547489 0.684867 586257 186594 TQ862865
SS0 9PW Westborough 51.546348 0.685997 586340 186470 TQ863864
SS0 9PX Westborough 51.547194 0.68397 586196 186558 TQ861865
SS0 9PY Westborough 51.546704 0.682585 586102 186500 TQ861865
SS0 9PZ Westborough 51.54724 0.683136 586138 186561 TQ861865
SS0 9QA Westborough 51.548112 0.686332 586356 186667 TQ863866
SS0 9QB Westborough 51.5481 0.686822 586390 186666 TQ863866
SS0 9QD Westborough 51.549657 0.687188 586409 186841 TQ864868
SS0 9QE Westborough 51.549811 0.686735 586377 186856 TQ863868
SS0 9QF Westborough 51.549916 0.685717 586306 186866 TQ863868
SS0 9QG Westborough 51.549869 0.686162 586337 186861 TQ863868
SS0 9QH Westborough 51.548304 0.685391 586290 186686 TQ862866
SS0 9QJ Westborough 51.54645 0.685066 586275 186479 TQ862864
SS0 9QL Westborough 51.546507 0.68455 586239 186484 TQ862864
SS0 9QN Westborough 51.54845 0.68491 586256 186701 TQ862867
SS0 9QP Westborough 51.549984 0.684697 586235 186871 TQ862868
SS0 9QQ Westborough 51.548338 0.685884 586324 186691 TQ863866
SS0 9QR Westborough 51.548371 0.684443 586224 186691 TQ862866
SS0 9QS Westborough 51.546509 0.684045 586204 186482 TQ862864
SS0 9QT Westborough 51.548501 0.682691 586102 186701 TQ861867
SS0 9QU Westborough 51.550646 0.682471 586078 186938 TQ860869
SS0 9QW Westborough 51.549892 0.685168 586268 186862 TQ862868
SS0 9QX Westborough 51.55033 0.681356 586002 186901 TQ860869
SS0 9QY Westborough 51.547812 0.687223 586419 186635 TQ864866
SS0 9RA Westborough 51.546574 0.683155 586142 186487 TQ861864
SS0 9RB Westborough 51.54851 0.683471 586156 186704 TQ861867
SS0 9RD Westborough 51.548347 0.683894 586186 186686 TQ861866
SS0 9RE Westborough 51.550096 0.683708 586166 186880 TQ861868
SS0 9RF Westborough 51.5502 0.684291 586206 186894 TQ862868
SS0 9RG Westborough 51.551162 0.68429 586202 187000 TQ862870
SS0 9RH Westborough 51.551074 0.679092 585842 186977 TQ858869
SS0 9RJ Westborough 51.550693 0.678463 585800 186934 TQ857869
SS0 9RL Westborough 51.550894 0.679889 585898 186959 TQ858869
SS0 9RN Westborough 51.550832 0.681819 586032 186958 TQ860869
SS0 9RP Westborough 51.550137 0.682701 586096 186882 TQ860868
SS0 9RQ Westborough 51.551096 0.682065 586048 186987 TQ860869
SS0 9RR Westborough 51.549813 0.683143 586128 186848 TQ861868
SS0 9RS Westborough 51.548406 0.682916 586118 186691 TQ861866
SS0 9RT Westborough 51.548335 0.682451 586086 186681 TQ860866
SS0 9RU Westborough 51.546641 0.682207 586076 186492 TQ860864
SS0 9RW Westborough 51.550731 0.6835 586149 186951 TQ861869
SS0 9RX Westborough 51.546768 0.681753 586044 186505 TQ860865
SS0 9RY Westborough 51.546646 0.681226 586008 186491 TQ860864
SS0 9RZ Westborough 51.548466 0.681463 586017 186694 TQ860866
SS0 9SA Westborough 51.54841 0.68195 586051 186689 TQ860866
SS0 9SB Westborough 51.550069 0.682177 586060 186874 TQ860868
SS0 9SD Westborough 51.550034 0.681699 586027 186868 TQ860868
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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