Postcodes in Monmouthshire page 8 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 5QZ Chepstow Castle and Larkfield 51.631643 -2.672464 353553 192751 ST535927
NP16 5RA Bulwark and Thornwell 51.629646 -2.680395 353002 192534 ST530925
NP16 5RB Bulwark and Thornwell 51.629245 -2.679826 353041 192489 ST530924
NP16 5RD Bulwark and Thornwell 51.628637 -2.679253 353080 192421 ST530924
NP16 5RE Bulwark and Thornwell 51.628432 -2.67886 353107 192398 ST531923
NP16 5RF Bulwark and Thornwell 51.627481 -2.676997 353235 192291 ST532922
NP16 5RG Bulwark and Thornwell 51.627901 -2.679011 353096 192339 ST530923
NP16 5RH Bulwark and Thornwell 51.62796 -2.678073 353161 192345 ST531923
NP16 5RJ Bulwark and Thornwell 51.627584 -2.677851 353176 192303 ST531923
NP16 5RL Bulwark and Thornwell 51.627269 -2.677846 353176 192268 ST531922
NP16 5RN Bulwark and Thornwell 51.626563 -2.67707 353229 192189 ST532921
NP16 5RP Bulwark and Thornwell 51.625257 -2.67601 353301 192043 ST533920
NP16 5RQ Bulwark and Thornwell 51.626273 -2.676011 353302 192156 ST533921
NP16 5RR Bulwark and Thornwell 51.626585 -2.676492 353269 192191 ST532921
NP16 5RS Bulwark and Thornwell 51.624694 -2.675395 353343 191980 ST533919
NP16 5RT Bulwark and Thornwell 51.624216 -2.673958 353442 191926 ST534919
NP16 5RU Bulwark and Thornwell 51.623066 -2.670734 353664 191796 ST536917
NP16 5RW Bulwark and Thornwell 51.623034 -2.67004 353712 191792 ST537917
NP16 5RX Bulwark and Thornwell 51.62419 -2.669104 353778 191920 ST537919
NP16 5RY Bulwark and Thornwell 51.62385 -2.668925 353790 191882 ST537918
NP16 5RZ Bulwark and Thornwell 51.624359 -2.667821 353867 191938 ST538919
NP16 5SA St Kingsmark 51.642205 -2.685468 352664 193934 ST526939
NP16 5SB St Kingsmark 51.642344 -2.684704 352717 193949 ST527939
NP16 5SD St Kingsmark 51.643257 -2.688533 352453 194053 ST524940
NP16 5SE St Kingsmark 51.64357 -2.687295 352539 194087 ST525940
NP16 5SF St Kingsmark 51.643033 -2.688313 352468 194028 ST524940
NP16 5SG St Kingsmark 51.64316 -2.686624 352585 194041 ST525940
NP16 5SH Bulwark and Thornwell 51.624749 -2.667263 353906 191981 ST539919
NP16 5SJ St Kingsmark 51.642853 -2.68529 352677 194006 ST526940
NP16 5SL St Kingsmark 51.641562 -2.683088 352828 193861 ST528938
NP16 5SN St Kingsmark 51.641743 -2.681371 352947 193880 ST529938
NP16 5SP Bulwark and Thornwell 51.624899 -2.667872 353864 191998 ST538919
NP16 5SQ Bulwark and Thornwell 51.621939 -2.66806 353848 191669 ST538916
NP16 5SR Bulwark and Thornwell 51.623508 -2.664182 354118 191841 ST541918
NP16 5SS Bulwark and Thornwell 51.62324 -2.663788 354145 191811 ST541918
NP16 5ST Bulwark and Thornwell 51.624049 -2.663887 354139 191901 ST541919
NP16 5SU Bulwark and Thornwell 51.62482 -2.664288 354112 191987 ST541919
NP16 5SW Bulwark and Thornwell 51.622747 -2.665211 354046 191757 ST540917
NP16 5SX Bulwark and Thornwell 51.623446 -2.665669 354015 191835 ST540918
NP16 5SY Bulwark and Thornwell 51.623538 -2.665165 354050 191845 ST540918
NP16 5SZ Bulwark and Thornwell 51.622278 -2.667082 353916 191706 ST539917
NP16 5TA Bulwark and Thornwell 51.622955 -2.666529 353955 191781 ST539917
NP16 5TB Bulwark and Thornwell 51.622888 -2.667192 353909 191774 ST539917
NP16 5TD Bulwark and Thornwell 51.623119 -2.667817 353866 191800 ST538918
NP16 5TE Bulwark and Thornwell 51.624005 -2.666891 353931 191898 ST539918
NP16 5TF Bulwark and Thornwell 51.625806 -2.666412 353966 192098 ST539920
NP16 5TG Bulwark and Thornwell 51.625756 -2.667292 353905 192093 ST539920
NP16 5TH Bulwark and Thornwell 51.624121 -2.66552 354026 191910 ST540919
NP16 5TJ Bulwark and Thornwell 51.625164 -2.665521 354027 192026 ST540920
NP16 5TL Bulwark and Thornwell 51.624708 -2.665096 354056 191975 ST540919
NP16 5TN St Kingsmark 51.642066 -2.690712 352301 193922 ST523939
NP16 5TP Bulwark and Thornwell 51.628049 -2.66721 353913 192348 ST539923
NP16 5TQ Bulwark and Thornwell 51.622407 -2.668009 353852 191721 ST538917
NP16 5TR Bulwark and Thornwell 51.626021 -2.668105 353849 192123 ST538921
NP16 5TS Bulwark and Thornwell 51.627013 -2.667657 353881 192233 ST538922
NP16 5TT Bulwark and Thornwell 51.627496 -2.668098 353851 192287 ST538922
NP16 5TU Bulwark and Thornwell 51.628262 -2.667849 353869 192372 ST538923
NP16 5TW St Kingsmark 51.642045 -2.691318 352259 193920 ST522939
NP16 5TX St Kingsmark 51.64359 -2.690027 352350 194091 ST523940
NP16 5TY Bulwark and Thornwell 51.622567 -2.668401 353825 191739 ST538917
NP16 5TZ St Kingsmark 51.641982 -2.689786 352365 193912 ST523939
NP16 5UA St Kingsmark 51.647668 -2.68766 352518 194543 ST525945
NP16 5UB Chepstow Castle and Larkfield 51.641985 -2.669076 353798 193899 ST537938
NP16 5UD Bulwark and Thornwell 51.627557 -2.673054 353508 192297 ST535922
NP16 5UE St Kingsmark 51.647161 -2.686641 352588 194486 ST525944
NP16 5UF Mount Pleasant 51.636929 -2.682036 352896 193345 ST528933
NP16 5UG St Kingsmark 51.640992 -2.689973 352351 193802 ST523938
NP16 5UH Bulwark and Thornwell 51.621155 -2.66994 353717 191583 ST537915
NP16 5UJ St Kingsmark 51.643492 -2.682077 352900 194075 ST528940
NP16 5UL Chepstow Castle and Larkfield 51.640548 -2.671917 353600 193741 ST535937
NP16 5UN Chepstow Castle and Larkfield 51.639695 -2.670112 353724 193645 ST537936
NP16 5UP Bulwark and Thornwell 51.622719 -2.671682 353598 191758 ST535917
NP16 5UQ St Kingsmark 51.643311 -2.679256 353095 194053 ST530940
NP16 5UR Chepstow Castle and Larkfield 51.638996 -2.66974 353749 193567 ST537935
NP16 5US Chepstow Castle and Larkfield 51.63772 -2.669592 353758 193425 ST537934
NP16 5UT Chepstow Castle and Larkfield 51.641236 -2.6696 353761 193816 ST537938
NP16 5UU Chepstow Castle and Larkfield 51.63981 -2.668943 353805 193657 ST538936
NP16 5UW St Kingsmark 51.642204 -2.67947 353079 193930 ST530939
NP16 5UX Chepstow Castle and Larkfield 51.641003 -2.667833 353883 193789 ST538937
NP16 5UY Chepstow Castle and Larkfield 51.640894 -2.669508 353767 193778 ST537937
NP16 5UZ Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WA Chepstow Castle and Larkfield 51.641626 -2.668999 353803 193859 ST538938
NP16 5WB Chepstow Castle and Larkfield 51.640456 -2.669112 353794 193729 ST537937
NP16 5WD Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WE Chepstow Castle and Larkfield 51.641599 -2.66738 353915 193855 ST539938
NP16 5WF Chepstow Castle and Larkfield 51.641305 -2.66843 353842 193823 ST538938
NP16 5WG Chepstow Castle and Larkfield 51.638598 -2.670139 353721 193523 ST537935
NP16 5WH Chepstow Castle and Larkfield 51.639623 -2.668478 353837 193636 ST538936
NP16 5WJ Chepstow Castle and Larkfield 51.635997 -2.670621 353685 193234 ST536932
NP16 5WL Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WN Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WP Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WQ Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WR Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WS Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WT Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WU Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WW Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WX Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
NP16 5WY Chepstow Castle and Larkfield 51.64074 -2.672945 353529 193763 ST535937
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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