Postcodes in Windsor and Maidenhead page 16 District

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

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

In 2011, Windsor and Maidenhead contained approximately 58,391 households with a population of about 144,662

Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
SL4 4NY Clewer & Dedworth East 51.476958 -0.642868 494347 176206 SU943762
SL4 4NZ Clewer & Dedworth West 51.473752 -0.647067 494062 175844 SU940758
SL4 4PA Clewer & Dedworth West 51.473849 -0.648446 493966 175853 SU939758
SL4 4PB Clewer & Dedworth West 51.473562 -0.648512 493962 175821 SU939758
SL4 4PD Clewer & Dedworth West 51.474919 -0.648515 493959 175972 SU939759
SL4 4PE Clewer & Dedworth West 51.476137 -0.64809 493986 176108 SU939761
SL4 4PF Clewer & Dedworth West 51.473849 -0.650851 493799 175850 SU937758
SL4 4PG Clewer & Dedworth West 51.473918 -0.652159 493708 175856 SU937758
SL4 4PH Clewer & Dedworth West 51.474342 -0.652233 493702 175903 SU937759
SL4 4PJ Clewer & Dedworth West 51.475742 -0.65127 493766 176060 SU937760
SL4 4PL Clewer & Dedworth West 51.474593 -0.650627 493813 175933 SU938759
SL4 4PN Clewer & Dedworth West 51.475228 -0.650335 493832 176004 SU938760
SL4 4PP Clewer & Dedworth West 51.476284 -0.652219 493699 176119 SU936761
SL4 4PQ Clewer & Dedworth West 51.476699 -0.65153 493746 176166 SU937761
SL4 4PR Clewer & Dedworth West 51.475123 -0.652123 493708 175990 SU937759
SL4 4PS Clewer & Dedworth West 51.477101 -0.649732 493870 176213 SU938762
SL4 4PT Clewer & Dedworth West 51.477016 -0.6525 493678 176200 SU936762
SL4 4PU Clewer & Dedworth East 51.471018 -0.632304 495093 175559 SU950755
SL4 4PW Clewer & Dedworth West 51.476212 -0.649859 493863 176114 SU938761
SL4 4PY Bray 51.479429 -0.663819 492887 176454 SU928764
SL4 4PZ Bray 51.477008 -0.66916 492521 176178 SU925761
SL4 4QA Bray 51.474381 -0.691368 490984 175858 SU909758
SL4 4QB Bray 51.478522 -0.672615 492278 176342 SU922763
SL4 4QD Bray 51.476689 -0.670365 492438 176141 SU924761
SL4 4QE Bray 51.47621 -0.675749 492065 176081 SU920760
SL4 4QF Bray 51.477209 -0.682157 491618 176184 SU916761
SL4 4QG Bray 51.473456 -0.662842 492967 175791 SU929757
SL4 4QH Bray 51.468283 -0.696984 490606 175173 SU906751
SL4 4QJ Bray 51.468565 -0.704521 490082 175195 SU900751
SL4 4QL Bray 51.469013 -0.704378 490091 175245 SU900752
SL4 4QN Bray 51.469047 -0.70825 489822 175244 SU898752
SL4 4QQ Bray 51.469732 -0.709224 489753 175319 SU897753
SL4 4QZ Clewer & Dedworth East 51.455952 -0.654545 493579 173855 SU935738
SL4 4RA Old Windsor 51.458082 -0.646609 494126 174102 SU941741
SL4 4RB Clewer East 51.472454 -0.632866 495051 175718 SU950757
SL4 4RD Clewer & Dedworth West 51.471033 -0.650689 493816 175537 SU938755
SL4 4RE Clewer & Dedworth West 51.47827 -0.647437 494027 176346 SU940763
SL4 4RJ Old Windsor 51.445011 -0.661083 493147 172630 SU931726
SL4 4RN Clewer & Dedworth West 51.475063 -0.647705 494015 175989 SU940759
SL4 4RQ Bray 51.467094 -0.688711 491183 175051 SU911750
SL4 4RR Bray 51.467101 -0.685357 491416 175056 SU914750
SL4 4RS Bray 51.46974 -0.68089 491721 175355 SU917753
SL4 4SX Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4TQ Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4UJ Clewer & Dedworth East 51.463478 -0.648249 494001 174700 SU940747
SL4 4UL Clewer & Dedworth East 51.470392 -0.648145 493994 175469 SU939754
SL4 4UN Clewer & Dedworth East 51.470517 -0.644211 494267 175488 SU942754
SL4 4UP Clewer & Dedworth East 51.471456 -0.642974 494351 175594 SU943755
SL4 4UR Clewer & Dedworth East 51.470379 -0.639219 494614 175479 SU946754
SL4 4US Clewer & Dedworth West 51.479869 -0.656635 493385 176512 SU933765
SL4 4UT Clewer & Dedworth East 51.467309 -0.641297 494476 175135 SU944751
SL4 4UU Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4UW Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4UX Clewer & Dedworth West 51.47849 -0.655595 493460 176360 SU934763
SL4 4UY Clewer & Dedworth West 51.471033 -0.650689 493816 175537 SU938755
SL4 4UZ Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WA Clewer & Dedworth West 51.4775 -0.64769 494011 176260 SU940762
SL4 4WB Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WD Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WE Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WF Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WG Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WH Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WJ Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WL Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WN Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WP Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WQ Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WR Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WS Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WT Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WU Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WW Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WX Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WY Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4WZ Eton & Castle 51.481164 -0.610384 496594 176716 SU965767
SL4 4XA Clewer & Dedworth West 51.478554 -0.656457 493400 176366 SU934763
SL4 4XB Clewer & Dedworth West 51.477045 -0.655047 493501 176200 SU935762
SL4 4XD Clewer & Dedworth West 51.478123 -0.658155 493283 176316 SU932763
SL4 4XE Clewer & Dedworth West 51.478076 -0.657134 493354 176312 SU933763
SL4 4XF Clewer & Dedworth West 51.477807 -0.657185 493351 176282 SU933762
SL4 4XG Clewer & Dedworth West 51.478085 -0.656385 493406 176314 SU934763
SL4 4XH Clewer & Dedworth West 51.477248 -0.657057 493361 176220 SU933762
SL4 4XJ Clewer & Dedworth West 51.477005 -0.657065 493361 176193 SU933761
SL4 4XL Clewer & Dedworth West 51.477242 -0.655819 493447 176221 SU934762
SL4 4XN Clewer & Dedworth West 51.476681 -0.657074 493361 176157 SU933761
SL4 4XP Clewer & Dedworth West 51.475083 -0.658043 493297 175978 SU932759
SL4 4XQ Clewer & Dedworth West 51.477496 -0.656762 493381 176248 SU933762
SL4 4XR Clewer & Dedworth West 51.47609 -0.656458 493405 176092 SU934760
SL4 4XS Clewer & Dedworth West 51.476433 -0.655829 493448 176131 SU934761
SL4 4XT Clewer & Dedworth West 51.47605 -0.656085 493431 176088 SU934760
SL4 4XU Clewer & Dedworth West 51.475531 -0.656316 493416 176030 SU934760
SL4 4XW Clewer & Dedworth West 51.476602 -0.657984 493298 176147 SU932761
SL4 4XX Clewer & Dedworth West 51.475245 -0.65726 493351 175997 SU933759
SL4 4XY Clewer & Dedworth West 51.475189 -0.656312 493417 175992 SU934759
SL4 4XZ Clewer & Dedworth West 51.475345 -0.655846 493449 176010 SU934760
SL4 4YA Clewer & Dedworth West 51.474516 -0.655683 493462 175918 SU934759
SL4 4YB Clewer & Dedworth West 51.474417 -0.657213 493356 175905 SU933759
SL4 4YD Clewer & Dedworth West 51.474191 -0.657118 493363 175880 SU933758
SL4 4YE Clewer & Dedworth West 51.474351 -0.658539 493264 175896 SU932758
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