Postcodes in Windsor and Maidenhead page 15 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 4FY Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4FZ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4GA Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4GB Clewer & Dedworth West 51.471031 -0.650692 493816 175537 SU938755
SL4 4GD Clewer & Dedworth West 51.471031 -0.650706 493815 175537 SU938755
SL4 4GE Clewer & Dedworth West 51.475404 -0.654062 493573 176019 SU935760
SL4 4GF Bray 51.477256 -0.673778 492200 176200 SU921761
SL4 4GG Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4GH Clewer & Dedworth West 51.471031 -0.650706 493815 175537 SU938755
SL4 4GJ Clewer & Dedworth West 51.471031 -0.650692 493816 175537 SU938755
SL4 4GL Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4GN Bray 51.477256 -0.673778 492200 176200 SU921761
SL4 4GP Clewer & Dedworth West 51.470949 -0.651356 493770 175527 SU937755
SL4 4GQ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4GR Clewer & Dedworth West 51.471031 -0.650692 493816 175537 SU938755
SL4 4GS Clewer & Dedworth West 51.471031 -0.650706 493815 175537 SU938755
SL4 4GT Clewer & Dedworth West 51.471031 -0.650692 493816 175537 SU938755
SL4 4GU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4GW Bray 51.477894 -0.690536 491035 176250 SU910762
SL4 4GX Clewer & Dedworth West 51.471031 -0.650706 493815 175537 SU938755
SL4 4GY Clewer & Dedworth East 51.477273 -0.644603 494226 176239 SU942762
SL4 4GZ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4HA Clewer & Dedworth East 51.471088 -0.636954 494770 175561 SU947755
SL4 4HB Clewer & Dedworth East 51.471704 -0.64042 494528 175625 SU945756
SL4 4HD Clewer & Dedworth East 51.472286 -0.642548 494379 175687 SU943756
SL4 4HE Clewer & Dedworth East 51.47247 -0.642154 494406 175708 SU944757
SL4 4HF Clewer & Dedworth East 51.472627 -0.640191 494542 175728 SU945757
SL4 4HG Clewer & Dedworth East 51.472629 -0.638823 494637 175730 SU946757
SL4 4HH Clewer & Dedworth East 51.47203 -0.637531 494728 175665 SU947756
SL4 4HJ Clewer & Dedworth East 51.471622 -0.636506 494800 175621 SU948756
SL4 4HL Clewer & Dedworth East 51.46889 -0.643614 494312 175308 SU943753
SL4 4HN Clewer & Dedworth West 51.471031 -0.650692 493816 175537 SU938755
SL4 4HP Clewer & Dedworth East 51.477265 -0.644618 494225 176238 SU942762
SL4 4HQ Clewer & Dedworth East 51.472472 -0.638454 494663 175713 SU946757
SL4 4HR Clewer & Dedworth West 51.477299 -0.645308 494177 176241 SU941762
SL4 4HS Clewer & Dedworth West 51.477104 -0.645472 494166 176219 SU941762
SL4 4HT Clewer & Dedworth East 51.47691 -0.644943 494203 176198 SU942761
SL4 4HU Clewer & Dedworth West 51.476986 -0.646945 494064 176204 SU940762
SL4 4HW Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4HX Clewer & Dedworth West 51.476736 -0.647139 494051 176176 SU940761
SL4 4HY Clewer & Dedworth West 51.476111 -0.645919 494137 176108 SU941761
SL4 4HZ Clewer & Dedworth West 51.475744 -0.646881 494071 176066 SU940760
SL4 4JA Clewer & Dedworth West 51.474685 -0.647848 494006 175947 SU940759
SL4 4JB Clewer & Dedworth West 51.474027 -0.646888 494074 175875 SU940758
SL4 4JD Clewer & Dedworth West 51.474859 -0.646576 494094 175968 SU940759
SL4 4JE Clewer & Dedworth East 51.476331 -0.644718 494220 176134 SU942761
SL4 4JF Clewer & Dedworth East 51.475959 -0.64529 494181 176092 SU941760
SL4 4JG Clewer & Dedworth East 51.477284 -0.643177 494325 176242 SU943762
SL4 4JH Clewer & Dedworth East 51.476595 -0.639627 494573 176170 SU945761
SL4 4JJ Clewer & Dedworth East 51.476726 -0.640041 494544 176184 SU945761
SL4 4JL Clewer & Dedworth East 51.478247 -0.640154 494533 176353 SU945763
SL4 4JN Clewer & Dedworth East 51.477916 -0.640293 494524 176316 SU945763
SL4 4JP Clewer & Dedworth East 51.477801 -0.64358 494296 176299 SU942762
SL4 4JQ Clewer & Dedworth East 51.47651 -0.641573 494438 176158 SU944761
SL4 4JR Clewer & Dedworth West 51.478196 -0.647237 494041 176338 SU940763
SL4 4JS Clewer & Dedworth West 51.477615 -0.646177 494116 176275 SU941762
SL4 4JT Clewer & Dedworth West 51.477876 -0.64928 493900 176300 SU938763
SL4 4JU Clewer & Dedworth West 51.478826 -0.648201 493973 176407 SU939764
SL4 4JW Clewer & Dedworth East 51.477545 -0.642421 494377 176272 SU943762
SL4 4JX Clewer & Dedworth West 51.478467 -0.650441 493818 176364 SU938763
SL4 4JY Clewer & Dedworth West 51.478673 -0.65199 493710 176385 SU937763
SL4 4JZ Clewer & Dedworth West 51.478635 -0.652552 493671 176380 SU936763
SL4 4LA Clewer & Dedworth West 51.478665 -0.652868 493649 176383 SU936763
SL4 4LB Clewer & Dedworth West 51.478311 -0.65196 493713 176345 SU937763
SL4 4LD Clewer & Dedworth West 51.478325 -0.652348 493686 176346 SU936763
SL4 4LE Clewer & Dedworth West 51.478374 -0.654893 493509 176348 SU935763
SL4 4LF Clewer & Dedworth West 51.477679 -0.652365 493686 176274 SU936762
SL4 4LG Clewer & Dedworth West 51.478535 -0.650326 493826 176372 SU938763
SL4 4LH Clewer & Dedworth West 51.479116 -0.656916 493367 176428 SU933764
SL4 4LJ Clewer & Dedworth West 51.479094 -0.656542 493393 176426 SU933764
SL4 4LL Clewer & Dedworth West 51.479163 -0.657191 493348 176433 SU933764
SL4 4LN Bray 51.479459 -0.660924 493088 176461 SU930764
SL4 4LP Clewer & Dedworth West 51.475428 -0.652247 493699 176024 SU936760
SL4 4LQ Clewer & Dedworth East 51.483169 -0.640483 494500 176900 SU944768
SL4 4LR Clewer & Dedworth West 51.475142 -0.653148 493637 175991 SU936759
SL4 4LS Clewer & Dedworth West 51.477845 -0.652823 493654 176292 SU936762
SL4 4LT Clewer & Dedworth West 51.470949 -0.651356 493770 175527 SU937755
SL4 4LU Clewer & Dedworth West 51.470949 -0.651356 493770 175527 SU937755
SL4 4LW Clewer & Dedworth West 51.47826 -0.652955 493644 176338 SU936763
SL4 4LX Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4LY Clewer & Dedworth West 51.476628 -0.653406 493616 176156 SU936761
SL4 4LZ Clewer & Dedworth West 51.476593 -0.654214 493560 176151 SU935761
SL4 4NA Clewer & Dedworth West 51.476275 -0.653172 493633 176117 SU936761
SL4 4NB Clewer & Dedworth West 51.476014 -0.653957 493579 176087 SU935760
SL4 4ND Clewer & Dedworth West 51.475439 -0.65478 493523 176022 SU935760
SL4 4NE Clewer & Dedworth West 51.475019 -0.654174 493566 175976 SU935759
SL4 4NF Clewer & Dedworth West 51.474075 -0.654201 493566 175871 SU935758
SL4 4NG Clewer & Dedworth East 51.475769 -0.643554 494302 176073 SU943760
SL4 4NH Clewer & Dedworth East 51.473976 -0.645623 494162 175871 SU941758
SL4 4NJ Clewer & Dedworth East 51.474802 -0.643194 494329 175966 SU943759
SL4 4NL Clewer & Dedworth East 51.473448 -0.643522 494309 175815 SU943758
SL4 4NN Clewer & Dedworth East 51.473945 -0.644311 494253 175869 SU942758
SL4 4NP Clewer & Dedworth East 51.473212 -0.645688 494159 175786 SU941757
SL4 4NQ Clewer & Dedworth East 51.474561 -0.644122 494265 175938 SU942759
SL4 4NR Clewer & Dedworth West 51.472559 -0.645175 494196 175714 SU941757
SL4 4NS Clewer & Dedworth West 51.47237 -0.645886 494147 175692 SU941756
SL4 4NU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 4NW Clewer & Dedworth East 51.473117 -0.644467 494244 175777 SU942757
SL4 4NX Clewer & Dedworth West 51.471031 -0.650692 493816 175537 SU938755
SL4 4NY Clewer & Dedworth East 51.476957 -0.642885 494346 176206 SU943762
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