Postcodes in Chelmsford page 11 Local Authority District

This page provides postcode data for the Chelmsford UK Local Authority District.

In 2021, Chelmsford contained approximately 75,400 households with a population of about 181,500

In 2011, Chelmsford contained approximately 69,659 households with a population of about 168,225

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

Postcode Ward Latitude Longitude Easting Northing Grid ref
CM1 3TY Chelmer Village and Beaulieu Park 51.742499 0.500627 572742 207825 TL727078
CM1 3TZ Waterhouse Farm 51.721833 0.44678 569102 205401 TL691054
CM1 3UA Waterhouse Farm 51.720562 0.449506 569295 205266 TL692052
CM1 3UB Waterhouse Farm 51.720463 0.451209 569413 205259 TL694052
CM1 3UD Waterhouse Farm 51.720761 0.449879 569320 205289 TL693052
CM1 3UE Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3UF Writtle 51.727398 0.42297 567437 205965 TL674059
CM1 3UG Waterhouse Farm 51.721243 0.450933 569391 205345 TL693053
CM1 3UH Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3UJ Moulsham and Central 51.722459 0.459846 570002 205501 TL700055
CM1 3UL Moulsham and Central 51.722459 0.459846 570002 205501 TL700055
CM1 3UP Chelmer Village and Beaulieu Park 51.742499 0.500627 572742 207825 TL727078
CM1 3UQ Writtle 51.727538 0.4236 567480 205982 TL674059
CM1 3UR Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3US Writtle 51.725269 0.428084 567798 205740 TL677057
CM1 3UT Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3UU Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3UX Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3UY Writtle 51.727398 0.42297 567437 205965 TL674059
CM1 3UZ Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WA Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WB Writtle 51.727398 0.42297 567437 205965 TL674059
CM1 3WD Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WE Writtle 51.727471 0.42296 567436 205973 TL674059
CM1 3WF Writtle 51.727398 0.42297 567437 205965 TL674059
CM1 3WG Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WH Writtle 51.727273 0.427728 567766 205962 TL677059
CM1 3WJ Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WL Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WN Moulsham and Central 51.722459 0.459846 570002 205501 TL700055
CM1 3WP Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WQ Waterhouse Farm 51.726193 0.455024 569655 205905 TL696059
CM1 3WR Writtle 51.711482 0.405399 566282 204155 TL662041
CM1 3WS Chelmsford Rural West 51.70141 0.358827 563101 202930 TL631029
CM1 3WT Writtle 51.740103 0.431385 567971 207397 TL679073
CM1 3WU Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WW Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3WX Chelmer Village and Beaulieu Park 51.742499 0.500627 572742 207825 TL727078
CM1 3WY Chelmer Village and Beaulieu Park 51.742499 0.500627 572742 207825 TL727078
CM1 3WZ Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3XB Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3XZ Chelmer Village and Beaulieu Park 51.742499 0.500627 572742 207825 TL727078
CM1 3YA Writtle 51.731387 0.426674 567678 206417 TL676064
CM1 3YB Chelmer Village and Beaulieu Park 51.742499 0.500627 572742 207825 TL727078
CM1 3YE Writtle 51.731369 0.426673 567678 206415 TL676064
CM1 3YF Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3YP Writtle 51.731369 0.426673 567678 206415 TL676064
CM1 3YQ Writtle 51.731369 0.426673 567678 206415 TL676064
CM1 3YW Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3YX Moulsham and Central 51.73722 0.476016 571063 207180 TL710071
CM1 3YZ Writtle 51.731369 0.426673 567678 206415 TL676064
CM1 4AA Patching Hall 51.756136 0.467734 570420 209264 TL704092
CM1 4AB Patching Hall 51.756541 0.465133 570239 209303 TL702093
CM1 4AD Patching Hall 51.756633 0.463762 570144 209310 TL701093
CM1 4AE Patching Hall 51.755965 0.466884 570362 209243 TL703092
CM1 4AF Patching Hall 51.756367 0.463588 570133 209280 TL701092
CM1 4AG Patching Hall 51.757294 0.463088 570095 209382 TL700093
CM1 4AH Patching Hall 51.75707 0.466061 570301 209364 TL703093
CM1 4AJ Patching Hall 51.756694 0.467692 570415 209326 TL704093
CM1 4AL Patching Hall 51.757041 0.46874 570486 209367 TL704093
CM1 4AN Patching Hall 51.756129 0.469342 570531 209267 TL705092
CM1 4AP Patching Hall 51.755334 0.469067 570515 209178 TL705091
CM1 4AQ Patching Hall 51.757159 0.464414 570187 209370 TL701093
CM1 4AR Patching Hall 51.755324 0.469559 570549 209178 TL705091
CM1 4AS Broomfield and The Walthams 51.757701 0.469008 570502 209441 TL705094
CM1 4AT Patching Hall 51.755914 0.470156 570588 209245 TL705092
CM1 4AU Patching Hall 51.75375 0.467836 570436 208999 TL704089
CM1 4AW Broomfield and The Walthams 51.757862 0.468162 570443 209457 TL704094
CM1 4AX Patching Hall 51.753502 0.467243 570396 208970 TL703089
CM1 4AY Patching Hall 51.753466 0.46895 570514 208970 TL705089
CM1 4AZ Patching Hall 51.753192 0.468312 570471 208938 TL704089
CM1 4BA Patching Hall 51.755982 0.46648 570334 209244 TL703092
CM1 4BB Chelmsford Rural West 51.783297 0.361213 562971 212041 TL629120
CM1 4BD Broomfield and The Walthams 51.758008 0.466373 570319 209469 TL703094
CM1 4BE Patching Hall 51.753839 0.46445 570202 209001 TL702090
CM1 4BF St Andrews 51.75547 0.447513 569027 209143 TL690091
CM1 4BG Patching Hall 51.753839 0.46445 570202 209001 TL702090
CM1 4BH Patching Hall 51.7545 0.465095 570244 209076 TL702090
CM1 4BJ Patching Hall 51.752928 0.466313 570334 208904 TL703089
CM1 4BL Patching Hall 51.752866 0.465411 570272 208895 TL702088
CM1 4BN Patching Hall 51.75413 0.465596 570280 209036 TL702090
CM1 4BP Patching Hall 51.755246 0.465541 570272 209160 TL702091
CM1 4BQ Patching Hall 51.753839 0.46445 570202 209001 TL702090
CM1 4BS Patching Hall 51.751854 0.463067 570114 208777 TL701087
CM1 4BT Patching Hall 51.751059 0.466211 570334 208696 TL703086
CM1 4BU Patching Hall 51.75145 0.46474 570231 208736 TL702087
CM1 4BW Patching Hall 51.755036 0.463559 570136 209132 TL701091
CM1 4BX Patching Hall 51.755724 0.461611 569999 209204 TL699092
CM1 4BY Patching Hall 51.75696 0.461461 569984 209341 TL699093
CM1 4BZ Patching Hall 51.751872 0.465212 570262 208784 TL702087
CM1 4DA Patching Hall 51.752553 0.464018 570177 208857 TL701088
CM1 4DB Patching Hall 51.754878 0.462101 570036 209111 TL700091
CM1 4DD Patching Hall 51.751714 0.467174 570398 208771 TL703087
CM1 4DE Patching Hall 51.757431 0.462153 570030 209395 TL700093
CM1 4DF Patching Hall 51.750263 0.466878 570383 208609 TL703086
CM1 4DG Patching Hall 51.753728 0.463734 570153 208987 TL701089
CM1 4DH Patching Hall 51.750516 0.467659 570436 208639 TL704086
CM1 4DJ Patching Hall 51.752844 0.460426 569928 208881 TL699088
CM1 4DL Patching Hall 51.755454 0.466799 570358 209186 TL703091
CM1 4DN Patching Hall 51.754983 0.466527 570341 209133 TL703091
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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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