Postcodes in Swansea page 8 Unitary Authority

  1. All administrative areas

This page provides postcode data for the Swansea UK Unitary Authority.

In 2021, Swansea contained approximately 105,000 households with a population of about 238,500

In 2011, Swansea contained approximately 103,491 households with a population of about 239,013

Wards in this Unitary Authority
Bishopston ,   Bôn-y-maen ,   Castle ,   Clydach ,   Cockett ,   Cwmbwrla ,   Dunvant and Killay ,   Fairwood ,   Gorseinon and Penyrheol ,   Gower ,   Gowerton ,   Landore ,   Llangyfelach ,   Llansamlet ,   Llwchwr ,   Mayals ,   Morriston ,   Mumbles ,   Mynydd-bach ,   Pen-clawdd ,   Penderry ,   Penllergaer ,   Pennard ,   Pontarddulais ,   Pontlliw and Tircoed ,   Sketty ,   St Thomas ,   Townhill ,   Uplands ,   Waterfront ,   Waunarlwydd ,   West Cross
Parishes in this Unitary Authority
Birchgrove ,   Bishopston ,   Bonymaen ,   Castle ,   Clydach ,   Cockett ,   Cwmbwrla ,   Dunvant ,   Gorseinon ,   Gowerton ,   Grovesend and Waungron ,   Ilston ,   Killay ,   Landore ,   Llangennith, Llanmadoc and Cheriton ,   Llangyfelach ,   Llanrhidian Higher ,   Llanrhidian Lower ,   Llansamlet ,   Llwchwr ,   Mawr ,   Morriston ,   Mumbles ,   Mynyddbach ,   Penderry ,   Penllergaer ,   Pennard ,   Penrice ,   Pontardulais ,   Pontlliw and Tircoed ,   Port Eynon ,   Reynoldston ,   Rhossili ,   Sketty ,   St Thomas ,   Three Crosses ,   Townhill ,   Uplands ,   Upper Killay ,   Waterfront ,   Waunarlwydd
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
SA1 3LP Castle 51.618709 -3.942412 265621 192886 SS656928
SA1 3LQ Castle 51.618157 -3.941522 265681 192823 SS656928
SA1 3LR Castle 51.618951 -3.941383 265693 192911 SS656929
SA1 3LS Castle 51.618245 -3.942205 265634 192834 SS656928
SA1 3LT Castle 51.618951 -3.941383 265693 192911 SS656929
SA1 3LU Castle 51.617931 -3.942683 265600 192800 SS655927
SA1 3LW Castle 51.618692 -3.94127 265700 192882 SS657928
SA1 3LX Castle 51.617931 -3.942683 265600 192800 SS655927
SA1 3LY Castle 51.618932 -3.94144 265689 192909 SS656929
SA1 3LZ Castle 51.618121 -3.939354 265831 192815 SS658928
SA1 3NB Castle 51.617955 -3.941239 265700 192800 SS656927
SA1 3ND Castle 51.618547 -3.940831 265730 192865 SS657928
SA1 3NE Castle 51.618034 -3.940289 265766 192807 SS657928
SA1 3NF Castle 51.617407 -3.942862 265586 192742 SS655927
SA1 3NG Castle 51.618022 -3.94243 265618 192810 SS656928
SA1 3NH Castle 51.617407 -3.942862 265586 192742 SS655927
SA1 3NJ Castle 51.618252 -3.939042 265853 192829 SS658928
SA1 3NL Castle 51.617955 -3.941239 265700 192800 SS656927
SA1 3NN Castle 51.617955 -3.941239 265700 192800 SS656927
SA1 3NP Castle 51.617955 -3.941239 265700 192800 SS656927
SA1 3NQ Castle 51.617585 -3.942408 265618 192761 SS656927
SA1 3NS Castle 51.617009 -3.944088 265500 192700 SS654927
SA1 3PA Castle 51.617884 -3.94557 265400 192800 SS653928
SA1 3PB Castle 51.617931 -3.942683 265600 192800 SS655927
SA1 3PE Castle 51.619225 -3.944934 265448 192948 SS654929
SA1 3PF Castle 51.619225 -3.944934 265448 192948 SS654929
SA1 3PH Castle 51.61883 -3.942721 265600 192900 SS655929
SA1 3PP Castle 51.619841 -3.941926 265658 193011 SS656930
SA1 3PQ Castle 51.619225 -3.944934 265448 192948 SS654929
SA1 3PR Castle 51.619729 -3.942759 265600 193000 SS656930
SA1 3PS Castle 51.619729 -3.942759 265600 193000 SS656930
SA1 3PT Castle 51.623323 -3.942913 265600 193400 SS655933
SA1 3PU Castle 51.619774 -3.942169 265641 193004 SS656930
SA1 3PX Castle 51.619729 -3.942759 265600 193000 SS656930
SA1 3PY Castle 51.619729 -3.942759 265600 193000 SS656930
SA1 3QA Castle 51.617189 -3.949241 265144 192730 SS651927
SA1 3QE Castle 51.618766 -3.94659 265332 192900 SS653929
SA1 3QF Castle 51.618432 -3.946662 265326 192863 SS653928
SA1 3QG Castle 51.618028 -3.947136 265292 192819 SS652928
SA1 3QH Castle 51.618222 -3.94739 265275 192841 SS652928
SA1 3QJ Castle 51.618015 -3.947915 265238 192819 SS652928
SA1 3QL Castle 51.618166 -3.950248 265077 192840 SS650928
SA1 3QN Castle 51.618595 -3.947695 265255 192883 SS652928
SA1 3QP Castle 51.618377 -3.946732 265321 192857 SS653928
SA1 3QQ Castle 51.618789 -3.947157 265293 192904 SS652929
SA1 3QR Castle 51.61672 -3.947704 265249 192675 SS652926
SA1 3QS Castle 51.616689 -3.948754 265176 192673 SS651926
SA1 3QT Castle 51.616225 -3.946914 265302 192618 SS653926
SA1 3QU Castle 51.618432 -3.946662 265326 192863 SS653928
SA1 3QW Castle 51.618525 -3.945182 265429 192871 SS654928
SA1 3QX Castle 51.617879 -3.945309 265418 192799 SS654927
SA1 3QY Castle 51.617112 -3.94818 265217 192719 SS652927
SA1 3QZ Castle 51.61761 -3.949025 265160 192776 SS651927
SA1 3RA Castle 51.616787 -3.94389 265513 192675 SS655926
SA1 3RB Castle 51.616802 -3.951142 265011 192690 SS650926
SA1 3RD Waterfront 51.616433 -3.938447 265889 192626 SS658926
SA1 3RL Castle 51.626965 -3.940179 265800 193800 SS657937
SA1 3RN Waterfront 51.617057 -3.941201 265700 192700 SS656927
SA1 3RP Castle 51.618854 -3.941277 265700 192900 SS657929
SA1 3RR Castle 51.618854 -3.941277 265700 192900 SS657929
SA1 3RS Castle 51.618854 -3.941277 265700 192900 SS657929
SA1 3RT Castle 51.618852 -3.940281 265769 192898 SS657928
SA1 3RU Waterfront 51.615188 -3.945454 265400 192500 SS654925
SA1 3RW Castle 51.615455 -3.946665 265317 192532 SS653925
SA1 3RX Castle 51.615737 -3.947009 265294 192564 SS652925
SA1 3RY Castle 51.615918 -3.946396 265337 192583 SS653925
SA1 3RZ Waterfront 51.614265 -3.946859 265300 192400 SS653923
SA1 3SA Waterfront 51.614627 -3.945098 265423 192437 SS654924
SA1 3SB Waterfront 51.614959 -3.944621 265457 192473 SS654924
SA1 3SD Waterfront 51.614265 -3.946859 265300 192400 SS653923
SA1 3SE Castle 51.61514 -3.948341 265200 192500 SS652925
SA1 3SF Waterfront 51.614241 -3.948303 265200 192400 SS651923
SA1 3SG Castle 51.622401 -3.944318 265500 193300 SS655933
SA1 3SH Castle 51.615245 -3.94745 265262 192510 SS652925
SA1 3SJ Waterfront 51.613343 -3.948264 265200 192300 SS652923
SA1 3SL Waterfront 51.613367 -3.946821 265300 192300 SS652923
SA1 3SN Waterfront 51.613719 -3.948352 265195 192342 SS651923
SA1 3SQ Castle 51.615587 -3.947685 265247 192549 SS652925
SA1 3SR Castle 51.615383 -3.948886 265163 192528 SS651925
SA1 3SS Waterfront 51.613753 -3.944151 265486 192338 SS654923
SA1 3ST Waterfront 51.616856 -3.94056 265744 192677 SS657926
SA1 3SU Castle 51.616453 -3.951012 265019 192651 SS650926
SA1 3SW Waterfront 51.613915 -3.951163 265001 192369 SS650923
SA1 3SX Castle 51.615116 -3.949785 265100 192500 SS650925
SA1 3SY Castle 51.615767 -3.949874 265096 192573 SS650925
SA1 3TA Castle 51.614967 -3.951136 265006 192486 SS650924
SA1 3TB Castle 51.615941 -3.952366 264924 192597 SS649925
SA1 3TD Castle 51.616371 -3.952193 264937 192644 SS649926
SA1 3TE Castle 51.616347 -3.95147 264987 192640 SS649926
SA1 3TJ Castle 51.615068 -3.952671 264900 192500 SS649925
SA1 3TQ Castle 51.615954 -3.951601 264977 192597 SS649925
SA1 3TS Castle 51.613267 -3.956046 264661 192306 SS646923
SA1 3TT Castle 51.615893 -3.953313 264858 192593 SS648925
SA1 3TU Castle 51.614847 -3.956537 264632 192483 SS646924
SA1 3TX Castle 51.613945 -3.95635 264642 192382 SS646923
SA1 3TY Castle 51.615303 -3.953971 264811 192529 SS648925
SA1 3TZ Castle 51.615048 -3.955765 264686 192504 SS646925
SA1 3UA Castle 51.613402 -3.957121 264587 192323 SS645923
SA1 3UB Castle 51.613837 -3.955092 264729 192368 SS647923
SA1 3UD Castle 51.614423 -3.953568 264836 192430 SS648924
Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
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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