Postcodes in Monmouthshire page 7 Unitary Authority

  1. All administrative areas

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

In 2021, Monmouthshire contained approximately 40,900 households with a population of about 93,000

In 2011, Monmouthshire contained approximately 38,211 households with a population of about 91,283

Wards in this Unitary Authority
Bulwark and Thornwell ,   Caerwent ,   Caldicot Castle ,   Caldicot Cross ,   Cantref ,   Chepstow Castle and Larkfield ,   Croesonen ,   Crucorney ,   Devauden ,   Dewstow ,   Drybridge ,   Gobion Fawr ,   Goetre Fawr ,   Grofield ,   Lansdown ,   Llanbadoc and Usk ,   Llanelly ,   Llanfoist Fawr and Govilon ,   Llangybi Fawr ,   Llantilio Crossenny ,   Magor East with Undy ,   Magor West ,   Mardy ,   Mitchel Troy and Trellech United ,   Mount Pleasant ,   Osbaston ,   Overmonnow ,   Park ,   Pen Y Fal ,   Portskewett ,   Raglan ,   Rogiet ,   Severn ,   Shirenewton ,   St Arvans ,   St Kingsmark ,   Town ,   West End ,   Wyesham
Parishes in this Unitary Authority
Abergavenny ,   Caerwent ,   Caldicot ,   Chepstow ,   Crucorney ,   Devauden ,   Gobion Fawr ,   Goetre Fawr ,   Grosmont ,   Llanarth ,   Llanbadoc ,   Llanelly ,   Llanfoist Fawr ,   Llangybi ,   Llantilio Pertholey ,   Llantrisant Fawr ,   Magor with Undy ,   Mathern ,   Mitchel Troy ,   Monmouth ,   Portskewett ,   Raglan ,   Rogiet ,   Shirenewton ,   Skenfrith ,   St. Arvans ,   Trellech United ,   Usk ,   Whitecastle ,   Wye Valley
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
NP16 5HZ Chepstow Castle and Larkfield 51.6416 -2.676542 353281 193861 ST532938
NP16 5JA Chepstow Castle and Larkfield 51.642216 -2.677433 353220 193930 ST532939
NP16 5JB St Kingsmark 51.645841 -2.68941 352395 194341 ST523943
NP16 5JD Chepstow Castle and Larkfield 51.634804 -2.679432 353074 193107 ST530931
NP16 5JE Chepstow Castle and Larkfield 51.636698 -2.678435 353145 193317 ST531933
NP16 5JF Chepstow Castle and Larkfield 51.634687 -2.677827 353185 193093 ST531930
NP16 5JG Chepstow Castle and Larkfield 51.634692 -2.676974 353244 193093 ST532930
NP16 5JH Chepstow Castle and Larkfield 51.635967 -2.680432 353006 193237 ST530932
NP16 5JJ Chepstow Castle and Larkfield 51.634118 -2.678324 353150 193030 ST531930
NP16 5JL Chepstow Castle and Larkfield 51.6351 -2.678006 353173 193139 ST531931
NP16 5JN Chepstow Castle and Larkfield 51.632049 -2.675418 353349 192798 ST533927
NP16 5JP Chepstow Castle and Larkfield 51.632258 -2.676606 353267 192822 ST532928
NP16 5JQ Chepstow Castle and Larkfield 51.633423 -2.675583 353339 192951 ST533929
NP16 5JR Chepstow Castle and Larkfield 51.633121 -2.676633 353266 192918 ST532929
NP16 5JS Chepstow Castle and Larkfield 51.633934 -2.677526 353205 193009 ST532930
NP16 5JT Chepstow Castle and Larkfield 51.633577 -2.678561 353133 192970 ST531929
NP16 5JU Chepstow Castle and Larkfield 51.633698 -2.674821 353392 192981 ST533929
NP16 5JW Chepstow Castle and Larkfield 51.631263 -2.674395 353419 192710 ST534927
NP16 5JX Chepstow Castle and Larkfield 51.633014 -2.674825 353391 192905 ST533929
NP16 5JY Chepstow Castle and Larkfield 51.633203 -2.67334 353494 192925 ST534929
NP16 5JZ Chepstow Castle and Larkfield 51.63504 -2.676011 353311 193131 ST533931
NP16 5LA Chepstow Castle and Larkfield 51.63527 -2.674989 353382 193156 ST533931
NP16 5LB Chepstow Castle and Larkfield 51.636591 -2.67982 353049 193306 ST530933
NP16 5LD Chepstow Castle and Larkfield 51.634606 -2.674805 353394 193082 ST533930
NP16 5LE St Kingsmark 51.645907 -2.687431 352532 194347 ST525943
NP16 5LF St Kingsmark 51.644232 -2.683244 352820 194158 ST528941
NP16 5LG Chepstow Castle and Larkfield 51.642278 -2.674486 353424 193935 ST534939
NP16 5LH Chepstow Castle and Larkfield 51.64102 -2.675883 353326 193796 ST533937
NP16 5LJ Chepstow Castle and Larkfield 51.641406 -2.67599 353319 193839 ST533938
NP16 5LL Chepstow Castle and Larkfield 51.641157 -2.677056 353245 193812 ST532938
NP16 5LN Chepstow Castle and Larkfield 51.641563 -2.678305 353159 193858 ST531938
NP16 5LP Chepstow Castle and Larkfield 51.641819 -2.679118 353103 193887 ST531938
NP16 5LQ Chepstow Castle and Larkfield 51.641429 -2.675051 353384 193841 ST533938
NP16 5LR St Kingsmark 51.642526 -2.679706 353063 193966 ST530939
NP16 5LS St Kingsmark 51.644519 -2.68189 352914 194189 ST529941
NP16 5LT St Kingsmark 51.64514 -2.681725 352926 194258 ST529942
NP16 5LU St Kingsmark 51.646122 -2.68453 352733 194369 ST527943
NP16 5LW Chepstow Castle and Larkfield 51.641631 -2.678999 353111 193866 ST531938
NP16 5LX St Kingsmark 51.646909 -2.686666 352586 194458 ST525944
NP16 5LY St Kingsmark 51.644146 -2.684153 352757 194149 ST527941
NP16 5LZ St Kingsmark 51.644856 -2.687228 352545 194230 ST525942
NP16 5NA St Kingsmark 51.645589 -2.687976 352494 194312 ST524943
NP16 5NB St Kingsmark 51.644719 -2.686142 352620 194214 ST526942
NP16 5ND St Kingsmark 51.644664 -2.684638 352724 194207 ST527942
NP16 5NE St Kingsmark 51.642941 -2.685739 352646 194016 ST526940
NP16 5NF St Kingsmark 51.642659 -2.681674 352927 193982 ST529939
NP16 5NG Bulwark and Thornwell 51.625591 -2.674224 353425 192079 ST534920
NP16 5NH Bulwark and Thornwell 51.626345 -2.674365 353416 192163 ST534921
NP16 5NJ Bulwark and Thornwell 51.62656 -2.672967 353513 192186 ST535921
NP16 5NL Bulwark and Thornwell 51.626069 -2.672339 353556 192131 ST535921
NP16 5NN Bulwark and Thornwell 51.625202 -2.673005 353509 192035 ST535920
NP16 5NP Bulwark and Thornwell 51.625048 -2.671572 353608 192017 ST536920
NP16 5NQ Bulwark and Thornwell 51.625343 -2.675 353371 192052 ST533920
NP16 5NR Bulwark and Thornwell 51.624097 -2.671183 353634 191911 ST536919
NP16 5NS Bulwark and Thornwell 51.626947 -2.67134 353626 192228 ST536922
NP16 5NT Bulwark and Thornwell 51.625377 -2.670653 353672 192053 ST536920
NP16 5NU St Kingsmark 51.643825 -2.685145 352688 194114 ST526941
NP16 5NW Bulwark and Thornwell 51.624218 -2.672037 353575 191925 ST535919
NP16 5NX Bulwark and Thornwell 51.626623 -2.669876 353727 192191 ST537921
NP16 5NY Bulwark and Thornwell 51.626076 -2.669522 353751 192130 ST537921
NP16 5NZ St Kingsmark 51.645082 -2.682375 352881 194252 ST528942
NP16 5PA Chepstow Castle and Larkfield 51.641177 -2.673515 353490 193812 ST534938
NP16 5PB Chepstow Castle and Larkfield 51.640215 -2.671941 353598 193704 ST535937
NP16 5PD Chepstow Castle and Larkfield 51.639901 -2.671864 353603 193669 ST536936
NP16 5PE Chepstow Castle and Larkfield 51.640071 -2.673542 353487 193689 ST534936
NP16 5PF Chepstow Castle and Larkfield 51.63945 -2.67216 353582 193619 ST535936
NP16 5PG Chepstow Castle and Larkfield 51.641214 -2.674947 353391 193817 ST533938
NP16 5PH Chepstow Castle and Larkfield 51.64094 -2.674133 353447 193786 ST534937
NP16 5PJ Mount Pleasant 51.63923 -2.679094 353102 193599 ST531935
NP16 5PL Mount Pleasant 51.639243 -2.679874 353048 193601 ST530936
NP16 5PN Mount Pleasant 51.637574 -2.680846 352979 193416 ST529934
NP16 5PP Mount Pleasant 51.638387 -2.680266 353020 193506 ST530935
NP16 5PQ Chepstow Castle and Larkfield 51.641015 -2.675146 353377 193795 ST533937
NP16 5PR Mount Pleasant 51.637285 -2.682692 352851 193385 ST528933
NP16 5PS Mount Pleasant 51.639538 -2.678694 353130 193633 ST531936
NP16 5PT Mount Pleasant 51.638342 -2.678734 353126 193500 ST531935
NP16 5PU Mount Pleasant 51.639002 -2.678122 353169 193573 ST531935
NP16 5PW Mount Pleasant 51.637274 -2.681434 352938 193383 ST529933
NP16 5PX Mount Pleasant 51.638712 -2.681615 352927 193543 ST529935
NP16 5PY Mount Pleasant 51.638212 -2.682503 352865 193488 ST528934
NP16 5PZ Mount Pleasant 51.639074 -2.681172 352958 193583 ST529935
NP16 5QA St Kingsmark 51.644678 -2.685418 352670 194209 ST526942
NP16 5QB Mount Pleasant 51.639335 -2.679514 353073 193611 ST530936
NP16 5QD Chepstow Castle and Larkfield 51.642451 -2.667754 353890 193950 ST538939
NP16 5QE Bulwark and Thornwell 51.630137 -2.673266 353496 192584 ST534925
NP16 5QF Bulwark and Thornwell 51.626495 -2.668531 353820 192176 ST538921
NP16 5QG Bulwark and Thornwell 51.629587 -2.671856 353593 192522 ST535925
NP16 5QH Bulwark and Thornwell 51.628671 -2.671785 353597 192420 ST535924
NP16 5QJ Bulwark and Thornwell 51.629111 -2.670318 353699 192468 ST536924
NP16 5QL Bulwark and Thornwell 51.629223 -2.668065 353855 192479 ST538924
NP16 5QN Bulwark and Thornwell 51.628198 -2.67107 353646 192367 ST536923
NP16 5QP Bulwark and Thornwell 51.627544 -2.669124 353780 192293 ST537922
NP16 5QQ Bulwark and Thornwell 51.628782 -2.669561 353751 192431 ST537924
NP16 5QR Bulwark and Thornwell 51.629289 -2.669107 353783 192487 ST537924
NP16 5QS Bulwark and Thornwell 51.627493 -2.67025 353702 192288 ST537922
NP16 5QT Bulwark and Thornwell 51.630443 -2.670092 353716 192616 ST537926
NP16 5QU Bulwark and Thornwell 51.630184 -2.671359 353628 192588 ST536925
NP16 5QW Bulwark and Thornwell 51.629819 -2.669187 353778 192546 ST537925
NP16 5QX Bulwark and Thornwell 51.630757 -2.671714 353604 192652 ST536926
NP16 5QY Mount Pleasant 51.636356 -2.681666 352921 193281 ST529932
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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