Postcodes in Windsor and Maidenhead page 7 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 58,390 households with a population of about 144,657

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

Postcode Ward Latitude Longitude Easting Northing Grid ref
SL4 1SF Eton & Castle 51.483382 -0.616396 496172 176955 SU961769
SL4 1SG Eton & Castle 51.484451 -0.617775 496074 177072 SU960770
SL4 1SH Eton & Castle 51.483702 -0.618317 496038 176988 SU960769
SL4 1SJ Eton & Castle 51.484345 -0.618715 496009 177059 SU960770
SL4 1SL Eton & Castle 51.483765 -0.614541 496300 177000 SU963769
SL4 1SN Eton & Castle 51.483453 -0.608675 496708 176973 SU967769
SL4 1SP Eton & Castle 51.484018 -0.617541 496091 177024 SU960770
SL4 1SQ Eton & Castle 51.484552 -0.618723 496008 177082 SU960770
SL4 1SR Eton & Castle 51.481228 -0.612715 496432 176720 SU964767
SL4 1SS Eton & Castle 51.482328 -0.614714 496291 176840 SU962768
SL4 1ST Eton & Castle 51.482215 -0.613523 496374 176829 SU963768
SL4 1SU Eton & Castle 51.482197 -0.614111 496333 176826 SU963768
SL4 1SW Eton & Castle 51.482061 -0.613426 496381 176812 SU963768
SL4 1SX Eton & Castle 51.481918 -0.612725 496430 176797 SU964767
SL4 1SY Eton & Castle 51.481561 -0.612923 496417 176757 SU964767
SL4 1SZ Eton & Castle 51.481888 -0.613979 496343 176792 SU963767
SL4 1TA Eton & Castle 51.481291 -0.613666 496366 176726 SU963767
SL4 1TB Eton & Castle 51.481811 -0.61509 496266 176782 SU962767
SL4 1TD Eton & Castle 51.481929 -0.614395 496314 176796 SU963767
SL4 1TE Eton & Castle 51.481536 -0.610632 496576 176757 SU965767
SL4 1TF Eton & Castle 51.481721 -0.611248 496533 176777 SU965767
SL4 1TG Eton & Castle 51.482208 -0.610614 496576 176832 SU965768
SL4 1TH Eton & Castle 51.481898 -0.610998 496550 176797 SU965767
SL4 1TJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1TL Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1TN Eton & Castle 51.483697 -0.608783 496700 177000 SU966770
SL4 1TP Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1TQ Eton & Castle 51.481853 -0.611042 496547 176792 SU965767
SL4 1TR Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1TS Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1TT Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1TU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1TX Eton & Castle 51.485454 -0.607534 496783 177197 SU967771
SL4 1TY Eton & Castle 51.48592 -0.607404 496791 177249 SU967772
SL4 1TZ Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1UA Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1UB Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1UD Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1UE Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1UH Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1UJ Eton & Castle 51.48098 -0.610953 496555 176695 SU965766
SL4 1UL Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1UN Eton & Castle 51.480067 -0.606013 496900 176600 SU968765
SL4 1UP Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1UR Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1US Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1UT Eton & Castle 51.482121 -0.605547 496928 176829 SU969768
SL4 1UU Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1UW Eton & Castle 51.481865 -0.605958 496900 176800 SU968768
SL4 1UX Eton & Castle 51.480915 -0.606217 496884 176694 SU968766
SL4 1UY Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1UZ Eton & Castle 51.476557 -0.61332 496400 176200 SU963762
SL4 1WA Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WB Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WD Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WE Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WF Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WH Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WL Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WN Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WP Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WQ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WR Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WS Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WT Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WW Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WX Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WY Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1WZ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1XA Eton & Castle 51.475658 -0.613347 496400 176100 SU963760
SL4 1XB Eton & Castle 51.477439 -0.611853 496500 176300 SU964763
SL4 1XD Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1XE Eton & Castle 51.475658 -0.613347 496400 176100 SU963760
SL4 1XF Eton & Castle 51.47654 -0.61188 496500 176200 SU965762
SL4 1XG Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1XH Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1XJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1XL Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1XN Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1XP Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1XQ Eton & Castle 51.47654 -0.61188 496500 176200 SU965762
SL4 1XR Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1XS Eton & Castle 51.48098 -0.610953 496555 176695 SU965766
SL4 1XT Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1XU Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1XW Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1XX Eton & Castle 51.48098 -0.610953 496555 176695 SU965766
SL4 1XY Eton & Castle 51.480057 -0.609685 496645 176594 SU966765
SL4 1XZ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1YA Eton & Castle 51.479621 -0.606314 496880 176550 SU968765
SL4 1YB Eton & Castle 51.479766 -0.606382 496875 176566 SU968765
SL4 1YD Eton & Castle 51.479185 -0.60748 496800 176500 SU967764
SL4 1YE Eton & Castle 51.480471 -0.606706 496851 176644 SU968766
SL4 1YF Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 1YG Eton & Castle 51.480067 -0.606013 496900 176600 SU968765
SL4 1YH Eton & Castle 51.48098 -0.610953 496555 176695 SU965766
SL4 1YJ Eton & Castle 51.480989 -0.610939 496556 176696 SU965766
SL4 1YL 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
Contains data from Wikipedia covered by the Creative Commons license