Postcodes in Windsor and Maidenhead page 10 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 2SP Old Windsor 51.458079 -0.587769 498214 174179 SU982741
SL4 2SQ Old Windsor 51.452249 -0.57491 499120 173548 SU991735
SL4 2SR Old Windsor 51.466163 -0.586296 498299 175080 SU982750
SL4 2SS Old Windsor 51.454571 -0.57501 499108 173806 SU991738
SL4 2ST Old Windsor 51.457683 -0.580956 498688 174144 SU986741
SL4 2SU Old Windsor 51.457301 -0.592658 497876 174086 SU978740
SL4 2SW Old Windsor 51.457354 -0.586554 498300 174100 SU982741
SL4 2SX Old Windsor 51.45731 -0.592658 497876 174087 SU978740
SL4 2SY Old Windsor 51.463776 -0.588155 498175 174812 SU981748
SL4 2SZ Old Windsor 51.463695 -0.586646 498280 174805 SU982748
SL4 2TA Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2TB Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2TH Old Windsor 51.463663 -0.587798 498200 174800 SU982747
SL4 2TJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2TL Old Windsor 51.457301 -0.592658 497876 174086 SU978740
SL4 2TP Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2TR Old Windsor 51.45731 -0.592658 497876 174087 SU978740
SL4 2TS Old Windsor 51.457337 -0.585115 498400 174100 SU983741
SL4 2TT Old Windsor 51.457337 -0.585115 498400 174100 SU983741
SL4 2UA Old Windsor 51.460967 -0.587882 498200 174500 SU981745
SL4 2UZ Old Windsor 51.453706 -0.582349 498600 173700 SU985736
SL4 2WA Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2WJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2WS Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2WT Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2WU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2WW Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2WX Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2WY Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2WZ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XA Old Windsor 51.45731 -0.592658 497876 174087 SU978740
SL4 2XB Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XD Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XH Old Windsor 51.453706 -0.582349 498600 173700 SU985736
SL4 2XJ Old Windsor 51.453706 -0.582349 498600 173700 SU985736
SL4 2XL Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XN Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XP Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XR Old Windsor 51.45731 -0.592658 497876 174087 SU978740
SL4 2XS Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XT Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XX Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2XY Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YA Old Windsor 51.45731 -0.592658 497876 174087 SU978740
SL4 2YB Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YD Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YH Old Windsor 51.457301 -0.592658 497876 174086 SU978740
SL4 2YJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YL Old Windsor 51.45731 -0.592658 497876 174087 SU978740
SL4 2YP Old Windsor 51.45731 -0.592658 497876 174087 SU978740
SL4 2YQ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YR Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YS Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YT Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YX Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2YY Old Windsor 51.453706 -0.582349 498600 173700 SU985736
SL4 2YZ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2ZG Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2ZJ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2ZP Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2ZQ Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2ZR Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2ZS Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 2ZU Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 3AA Eton & Castle 51.477495 -0.608062 496763 176311 SU967763
SL4 3AB Clewer East 51.474941 -0.618912 496015 176013 SU960760
SL4 3AD Eton & Castle 51.477388 -0.607535 496800 176300 SU967763
SL4 3AE Eton & Castle 51.477416 -0.60762 496794 176303 SU967763
SL4 3AF Eton & Castle 51.476506 -0.609001 496700 176200 SU967762
SL4 3AG Eton & Castle 51.476724 -0.608404 496741 176225 SU967762
SL4 3AH Eton & Castle 51.476811 -0.608846 496710 176234 SU967762
SL4 3AJ Eton & Castle 51.476095 -0.609964 496634 176153 SU966761
SL4 3AL Eton & Castle 51.475554 -0.608325 496749 176095 SU967760
SL4 3AN Eton & Castle 51.47521 -0.611978 496496 176052 SU964760
SL4 3AP Eton & Castle 51.479505 -0.613216 496401 176528 SU964765
SL4 3AQ Eton & Castle 51.475391 -0.610547 496595 176074 SU965760
SL4 3AR Eton & Castle 51.47951 -0.612841 496427 176529 SU964765
SL4 3AS Eton & Castle 51.47883 -0.613179 496405 176453 SU964764
SL4 3AT Eton & Castle 51.479422 -0.613809 496360 176518 SU963765
SL4 3AU Eton & Castle 51.47824 -0.614968 496282 176385 SU962763
SL4 3AW Old Windsor 51.474525 -0.612589 496455 175975 SU964759
SL4 3AX Eton & Castle 51.47891 -0.614631 496304 176460 SU963764
SL4 3AY Eton & Castle 51.478372 -0.614705 496300 176400 SU962764
SL4 3AZ Eton & Castle 51.478369 -0.612977 496420 176402 SU964764
SL4 3BA Eton & Castle 51.479737 -0.615223 496261 176551 SU962765
SL4 3BB Eton & Castle 51.479174 -0.612621 496443 176492 SU964764
SL4 3BD Eton & Castle 51.47745 -0.614961 496284 176297 SU962762
SL4 3BE Eton & Castle 51.477691 -0.61481 496294 176324 SU962763
SL4 3BF Eton & Castle 51.481162 -0.610401 496593 176716 SU965767
SL4 3BG Eton & Castle 51.476902 -0.614389 496325 176237 SU963762
SL4 3BH Eton & Castle 51.476579 -0.615162 496272 176200 SU962762
SL4 3BJ Eton & Castle 51.475862 -0.613859 496364 176122 SU963761
SL4 3BL Eton & Castle 51.476919 -0.613379 496395 176240 SU963762
SL4 3BN Eton & Castle 51.479681 -0.612087 496479 176549 SU964765
SL4 3BP Eton & Castle 51.479065 -0.612349 496462 176480 SU964764
SL4 3BQ Eton & Castle 51.476831 -0.615198 496269 176228 SU962762
SL4 3BT Eton & Castle 51.479122 -0.61124 496539 176488 SU965764
SL4 3BU Eton & Castle 51.479354 -0.612572 496446 176512 SU964765
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