Postcodes in Harlow page 24 Local Authority District

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

In 2021, Harlow contained approximately 37,900 households with a population of about 93,300

In 2011, Harlow contained approximately 34,612 households with a population of about 81,929

Website: https://www.harlow.gov.uk/

Wards in this Local Authority District
Bush Fair ,   Church Langley North & Newhall ,   Church Langley South & Potter Street ,   Great Parndon ,   Latton Bush & Stewards ,   Little Parndon & Town Centre ,   Mark Hall ,   Netteswell ,   Old Harlow ,   Passmores ,   Sumners & Kingsmoor
Parishes in this Local Authority District
Harlow, unparished area
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
CM20 3DU Mark Hall 51.772352 0.119222 546316 210311 TL463103
CM20 3DW Mark Hall 51.776037 0.125802 546758 210734 TL467107
CM20 3DX Netteswell 51.771957 0.112174 545831 210253 TL458102
CM20 3DY Mark Hall 51.773181 0.116609 546133 210398 TL461103
CM20 3DZ Mark Hall 51.772328 0.11654 546131 210303 TL461103
CM20 3EA Mark Hall 51.772157 0.117575 546203 210286 TL462102
CM20 3EB Mark Hall 51.771388 0.117351 546190 210200 TL461101
CM20 3ED Mark Hall 51.771648 0.116363 546121 210227 TL461102
CM20 3EE Mark Hall 51.77083 0.116847 546157 210137 TL461101
CM20 3EF Mark Hall 51.770428 0.118205 546252 210095 TL462100
CM20 3EG Mark Hall 51.770488 0.11886 546297 210103 TL462101
CM20 3EH Mark Hall 51.771281 0.119781 546358 210193 TL463101
CM20 3EJ Mark Hall 51.771622 0.121826 546498 210235 TL464102
CM20 3EL Mark Hall 51.772144 0.121271 546458 210292 TL464102
CM20 3EN Mark Hall 51.772527 0.12197 546505 210336 TL465103
CM20 3EP Mark Hall 51.773641 0.123066 546577 210462 TL465104
CM20 3EQ Netteswell 51.771957 0.112174 545831 210253 TL458102
CM20 3ER Mark Hall 51.772659 0.123151 546586 210353 TL465103
CM20 3ES Mark Hall 51.772902 0.123655 546620 210381 TL466103
CM20 3ET Mark Hall 51.77314 0.12442 546672 210409 TL466104
CM20 3EU Mark Hall 51.77246 0.124199 546659 210333 TL466103
CM20 3EW Mark Hall 51.773344 0.122052 546508 210427 TL465104
CM20 3EX Mark Hall 51.771942 0.12303 546580 210273 TL465102
CM20 3EY Mark Hall 51.771328 0.122639 546555 210204 TL465102
CM20 3EZ Little Parndon & Town Centre 51.76932 0.098238 544878 209932 TL448099
CM20 3FA Mark Hall 51.776206 0.112416 545834 210726 TL458107
CM20 3FB Mark Hall 51.776652 0.123613 546605 210798 TL466107
CM20 3FD Mark Hall 51.776608 0.123553 546601 210793 TL466107
CM20 3FE Mark Hall 51.774517 0.115352 546042 210544 TL460105
CM20 3FW Little Parndon & Town Centre 51.771752 0.093973 544576 210194 TL445101
CM20 3GA Netteswell 51.7722 0.103155 545208 210262 TL452102
CM20 3GN Netteswell 51.771598 0.105127 545346 210199 TL453101
CM20 3GQ Netteswell 51.768672 0.103817 545265 209871 TL452098
CM20 3GX Mark Hall 51.771262 0.122302 546532 210196 TL465101
CM20 3GZ Little Parndon & Town Centre 51.771752 0.093973 544576 210194 TL445101
CM20 3HA Mark Hall 51.772214 0.121912 546502 210301 TL465103
CM20 3HB Mark Hall 51.774165 0.113915 545944 210502 TL459105
CM20 3HD Mark Hall 51.773215 0.115233 546038 210399 TL460103
CM20 3HE Mark Hall 51.772363 0.114121 545964 210302 TL459103
CM20 3HF Mark Hall 51.771389 0.114771 546012 210195 TL460101
CM20 3HG Mark Hall 51.77078 0.115641 546074 210129 TL460101
CM20 3HH Mark Hall 51.771819 0.115864 546086 210245 TL460102
CM20 3HJ Mark Hall 51.76922 0.11638 546130 209957 TL461099
CM20 3HL Mark Hall 51.770058 0.116274 546120 210050 TL461100
CM20 3HN Mark Hall 51.769747 0.117071 546176 210017 TL461100
CM20 3HP Mark Hall 51.768356 0.116397 546134 209861 TL461098
CM20 3HQ Mark Hall 51.771831 0.115212 546041 210245 TL460102
CM20 3HR Mark Hall 51.768188 0.117752 546228 209845 TL462098
CM20 3HS Mark Hall 51.769037 0.118038 546245 209940 TL462099
CM20 3HT Mark Hall 51.768833 0.117405 546202 209916 TL462099
CM20 3HU Mark Hall 51.770392 0.119218 546322 210093 TL463100
CM20 3HW Netteswell 51.771983 0.112262 545837 210256 TL458102
CM20 3HX Mark Hall 51.770038 0.119389 546335 210054 TL463100
CM20 3HY Mark Hall 51.770171 0.12099 546445 210072 TL464100
CM20 3HZ Mark Hall 51.769865 0.11999 546377 210036 TL463100
CM20 3JA Mark Hall 51.769301 0.120833 546437 209975 TL464099
CM20 3JB Mark Hall 51.768956 0.121513 546485 209938 TL464099
CM20 3JD Mark Hall 51.768843 0.120841 546439 209924 TL464099
CM20 3JE Mark Hall 51.769087 0.119765 546364 209949 TL463099
CM20 3JF Mark Hall 51.769508 0.11835 546265 209993 TL462099
CM20 3JG Mark Hall 51.76957 0.118889 546302 210001 TL463100
CM20 3JH Netteswell 51.776045 0.109379 545625 210702 TL456107
CM20 3JJ Netteswell 51.775347 0.110172 545682 210626 TL456106
CM20 3JL Netteswell 51.776094 0.110671 545714 210710 TL457107
CM20 3JN Netteswell 51.774995 0.111794 545795 210590 TL457105
CM20 3JP Netteswell 51.774428 0.110289 545693 210524 TL456105
CM20 3JQ Little Parndon & Town Centre 51.771752 0.093973 544576 210194 TL445101
CM20 3JR Netteswell 51.775846 0.108934 545595 210679 TL455106
CM20 3JS Netteswell 51.775533 0.107833 545520 210642 TL455106
CM20 3JT Netteswell 51.774686 0.108967 545601 210550 TL456105
CM20 3JU Netteswell 51.774282 0.107905 545529 210503 TL455105
CM20 3JW Netteswell 51.775174 0.110802 545726 210608 TL457106
CM20 3JX Netteswell 51.774836 0.109627 545646 210568 TL456105
CM20 3JY Netteswell 51.774344 0.111952 545808 210518 TL458105
CM20 3JZ Little Parndon & Town Centre 51.771752 0.093973 544576 210194 TL445101
CM20 3LA Netteswell 51.773649 0.108629 545581 210434 TL455104
CM20 3LB Netteswell 51.772614 0.108639 545585 210319 TL455103
CM20 3LD Netteswell 51.772032 0.109003 545612 210255 TL456102
CM20 3LE Netteswell 51.772517 0.110548 545717 210312 TL457103
CM20 3LF Little Parndon & Town Centre 51.771752 0.093973 544576 210194 TL445101
CM20 3LG Netteswell 51.773343 0.110137 545686 210403 TL456104
CM20 3LH Little Parndon & Town Centre 51.770472 0.099176 544939 210062 TL449100
CM20 3LJ Netteswell 51.770521 0.107005 545479 210083 TL454100
CM20 3LL Netteswell 51.770519 0.108135 545557 210085 TL455100
CM20 3LN Netteswell 51.769876 0.107888 545542 210013 TL455100
CM20 3LP Netteswell 51.76972 0.106547 545450 209993 TL454099
CM20 3LQ Netteswell 51.773321 0.110368 545702 210401 TL457104
CM20 3LR Netteswell 51.769395 0.106141 545423 209956 TL454099
CM20 3LS Netteswell 51.769645 0.105732 545394 209983 TL453099
CM20 3LT Netteswell 51.770346 0.110751 545738 210071 TL457100
CM20 3LU Netteswell 51.770883 0.111414 545782 210132 TL457101
CM20 3LW Netteswell 51.770188 0.107047 545483 210046 TL454100
CM20 3LX Netteswell 51.771537 0.111517 545787 210205 TL457102
CM20 3LY Netteswell 51.771144 0.112368 545847 210163 TL458101
CM20 3LZ Netteswell 51.771085 0.113148 545901 210158 TL459101
CM20 3NA Netteswell 51.77179 0.111456 545782 210233 TL457102
CM20 3NB Netteswell 51.77092 0.110343 545708 210134 TL457101
CM20 3ND Netteswell 51.771445 0.109135 545623 210190 TL456101
CM20 3NE Netteswell 51.770643 0.108764 545600 210100 TL455100
CM20 3NG Netteswell 51.768807 0.112346 545853 209903 TL458099
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




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