Postcodes in Windsor and Maidenhead page 20 Unitary Authority

This page provides postcode data for the Windsor and Maidenhead UK Unitary Authority.

In 2021, Windsor and Maidenhead contained approximately 60,900 households with a population of about 153,500

In 2011, Windsor and Maidenhead contained approximately 58,390 households with a population of about 144,657

Parishes in this Unitary Authority
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
SL4 5SQ Clewer & Dedworth West 51.482286 -0.655069 493489 176783 SU934767
SL4 5SR Clewer & Dedworth West 51.48033 -0.65239 493679 176569 SU936765
SL4 5SS Clewer & Dedworth West 51.482984 -0.653248 493614 176863 SU936768
SL4 5ST Clewer & Dedworth West 51.482978 -0.652715 493651 176863 SU936768
SL4 5SU Clewer & Dedworth West 51.483009 -0.648379 493952 176872 SU939768
SL4 5SW Clewer & Dedworth West 51.479909 -0.654044 493565 176520 SU935765
SL4 5SX Clewer & Dedworth West 51.48248 -0.650843 493782 176810 SU937768
SL4 5SY Clewer & Dedworth West 51.483274 -0.648717 493928 176901 SU939769
SL4 5SZ Clewer & Dedworth West 51.483934 -0.650628 493794 176972 SU937769
SL4 5TA Clewer & Dedworth West 51.483242 -0.652203 493686 176893 SU936768
SL4 5TB Clewer & Dedworth West 51.483646 -0.650593 493797 176940 SU937769
SL4 5TD Clewer & Dedworth West 51.482761 -0.651037 493768 176841 SU937768
SL4 5TE Clewer & Dedworth West 51.483227 -0.650879 493778 176893 SU937768
SL4 5TF Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5TG Clewer & Dedworth West 51.486978 -0.656486 493381 177303 SU933773
SL4 5TH Clewer & Dedworth West 51.485841 -0.65459 493515 177179 SU935771
SL4 5TJ Clewer & Dedworth West 51.48614 -0.655618 493443 177211 SU934772
SL4 5TL Clewer & Dedworth West 51.486636 -0.656511 493380 177265 SU933772
SL4 5TN Clewer & Dedworth West 51.485277 -0.649321 493882 177123 SU938771
SL4 5TP Clewer & Dedworth West 51.48502 -0.654179 493545 177088 SU935770
SL4 5TQ Clewer & Dedworth West 51.48606 -0.657057 493343 177200 SU933772
SL4 5TR Clewer & Dedworth West 51.484966 -0.654944 493492 177081 SU934770
SL4 5TS Clewer & Dedworth West 51.485627 -0.657937 493283 177151 SU932771
SL4 5TT Clewer & Dedworth West 51.485796 -0.657774 493294 177170 SU932771
SL4 5TU Clewer & Dedworth West 51.486103 -0.656912 493353 177205 SU933772
SL4 5TW Clewer & Dedworth West 51.484878 -0.6506 493794 177077 SU937770
SL4 5TX Clewer & Dedworth West 51.48629 -0.655354 493461 177228 SU934772
SL4 5TY Clewer & Dedworth West 51.485866 -0.659903 493146 177175 SU931771
SL4 5TZ Clewer & Dedworth West 51.486611 -0.660383 493111 177257 SU931772
SL4 5UA Clewer & Dedworth West 51.485001 -0.656412 493390 177083 SU933770
SL4 5UB Clewer & Dedworth West 51.484637 -0.656209 493405 177043 SU934770
SL4 5UD Clewer & Dedworth West 51.484873 -0.661171 493060 177063 SU930770
SL4 5UE Bray 51.491688 -0.677681 491900 177800 SU918778
SL4 5UF Bray 51.488238 -0.673171 492220 177422 SU922774
SL4 5UG Bray 51.492127 -0.674179 492142 177853 SU921778
SL4 5UH Bray 51.491303 -0.677029 491946 177758 SU919777
SL4 5UJ Bray 51.490208 -0.679463 491779 177633 SU917776
SL4 5UL Bray 51.482342 -0.663161 492927 176779 SU929767
SL4 5UN Bray 51.479925 -0.664859 492814 176508 SU928765
SL4 5UP Bray 51.480163 -0.663656 492897 176536 SU928765
SL4 5UQ Bray 51.491403 -0.676951 491951 177769 SU919777
SL4 5UR Bray 51.490082 -0.672455 492266 177628 SU922776
SL4 5US Bray 51.485545 -0.667258 492636 177130 SU926771
SL4 5UT Clewer & Dedworth West 51.486459 -0.656717 493366 177245 SU933772
SL4 5UU Clewer & Dedworth West 51.485949 -0.657536 493310 177187 SU933771
SL4 5UW Bray 51.479817 -0.663278 492924 176498 SU929764
SL4 5UX Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5UY Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5UZ Clewer & Dedworth West 51.483319 -0.65344 493600 176900 SU935769
SL4 5WA Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WB Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WD Bray 51.479817 -0.663278 492924 176498 SU929764
SL4 5WE Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WF Clewer & Dedworth West 51.483995 -0.657334 493328 176970 SU933769
SL4 5WJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WL Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WN Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WP Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WQ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WR Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WS Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WT Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WW Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WX Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WY Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5WZ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5XA Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5XB Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5XD Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5XE Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5XF Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5XH Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5XJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5XL Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5XP Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5XR Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5XS Clewer & Dedworth West 51.483319 -0.65344 493600 176900 SU935769
SL4 5XT Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5XU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5XX Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5XY Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5YA Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YB Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5YD Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5YE Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YF Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YH Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YJ Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YL Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YN Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5YP Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YQ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5YR Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YS Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YT Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5YU Clewer & Dedworth East 51.482134 -0.637302 494723 176789 SU947767
SL4 5YX Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5ZH Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 5ZJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
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
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