CM3 1 postcode sector in the CM3 district

CM3 1 is a sector of the CM3 district: every postcode that starts CM3 1. It has 215 postcodes in use.

Not sure what a sector is? UK postcode format explained.

Every postcode in the CM3 1 sector, by gigabit broadband

Map of every postcode in the CM3 1 sector, by gigabit broadband Of the 215 postcodes in the CM3 1 sector that ONS places, 21 have no home or business that can get gigabit, 49 have some that can, 142 can all get it and 3 have no Ofcom figure. Places named: Great Notley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2 km. A131 CM3 1RD: no Ofcom figureCM3 1AA: gigabit for allCM3 1AB: gigabit for allCM3 1AE: gigabit for allCM3 1AF: gigabit for allCM3 1AG: gigabit for allCM3 1AJ: gigabit for allCM3 1AL: gigabit for allCM3 1AN: gigabit for allCM3 1AQ: gigabit for allCM3 1AR: gigabit for allCM3 1AS: gigabit for allCM3 1AU: gigabit for allCM3 1AW: gigabit for allCM3 1BA: gigabit for allCM3 1BE: gigabit for allCM3 1BG: gigabit for allCM3 1BJ: gigabit for allCM3 1BP: gigabit for allCM3 1BQ: gigabit for allCM3 1BS: gigabit for allCM3 1BU: gigabit for allCM3 1BW: gigabit for allCM3 1DD: gigabit for allCM3 1DE: gigabit for allCM3 1DF: gigabit for allCM3 1DG: gigabit for allCM3 1DH: gigabit for allCM3 1DJ: gigabit for allCM3 1DP: gigabit for allCM3 1DR: gigabit for allCM3 1DT: gigabit for allCM3 1DZ: gigabit for allCM3 1EB: gigabit for allCM3 1EL: gigabit for allCM3 1EN: gigabit for allCM3 1EP: gigabit for allCM3 1ER: gigabit for allCM3 1ES: gigabit for allCM3 1ET: gigabit for allCM3 1EU: gigabit for allCM3 1EW: gigabit for allCM3 1EX: gigabit for allCM3 1FD: gigabit for allCM3 1FE: gigabit for allCM3 1FF: gigabit for allCM3 1FH: gigabit for allCM3 1FJ: gigabit for allCM3 1FL: gigabit for allCM3 1FS: gigabit for allCM3 1GS: gigabit for allCM3 1GT: gigabit for allCM3 1GU: gigabit for allCM3 1GX: gigabit for allCM3 1GY: gigabit for allCM3 1HA: gigabit for allCM3 1HB: gigabit for allCM3 1HE: gigabit for allCM3 1HF: gigabit for allCM3 1HG: gigabit for allCM3 1HH: gigabit for allCM3 1HL: gigabit for allCM3 1HN: gigabit for allCM3 1HP: gigabit for allCM3 1HR: gigabit for allCM3 1HT: gigabit for allCM3 1HU: gigabit for allCM3 1HW: gigabit for allCM3 1HX: gigabit for allCM3 1HY: gigabit for allCM3 1JB: gigabit for allCM3 1JD: gigabit for allCM3 1JE: gigabit for allCM3 1JF: gigabit for allCM3 1JG: gigabit for allCM3 1JH: gigabit for allCM3 1JQ: gigabit for allCM3 1JR: gigabit for allCM3 1JS: gigabit for allCM3 1JW: gigabit for allCM3 1JY: gigabit for allCM3 1LA: gigabit for allCM3 1LD: gigabit for allCM3 1LG: gigabit for allCM3 1LH: gigabit for allCM3 1LJ: gigabit for allCM3 1LP: gigabit for allCM3 1LQ: gigabit for allCM3 1LW: gigabit for allCM3 1LX: gigabit for allCM3 1LY: gigabit for allCM3 1LZ: gigabit for allCM3 1NB: gigabit for allCM3 1NG: gigabit for allCM3 1NW: gigabit for allCM3 1PB: gigabit for allCM3 1PG: gigabit for allCM3 1PN: gigabit for allCM3 1PQ: gigabit for allCM3 1PR: gigabit for allCM3 1PW: gigabit for allCM3 1PY: gigabit for allCM3 1QA: gigabit for allCM3 1QB: gigabit for allCM3 1QD: gigabit for allCM3 1QE: gigabit for allCM3 1QH: gigabit for allCM3 1QJ: gigabit for allCM3 1QL: gigabit for allCM3 1QX: gigabit for allCM3 1RB: gigabit for allCM3 1RE: gigabit for allCM3 1RP: gigabit for allCM3 1RR: gigabit for allCM3 1RS: gigabit for allCM3 1RT: gigabit for allCM3 1RU: gigabit for allCM3 1RX: gigabit for allCM3 1TG: gigabit for allCM3 1AD: some gigabitCM3 1AH: some gigabitCM3 1BD: some gigabitCM3 1BT: some gigabitCM3 1BX: some gigabitCM3 1BY: some gigabitCM3 1DB: some gigabitCM3 1DS: some gigabitCM3 1EA: some gigabitCM3 1EE: some gigabitCM3 1EF: some gigabitCM3 1EG: some gigabitCM3 1FN: some gigabitCM3 1FQ: some gigabitCM3 1HQ: some gigabitCM3 1HS: some gigabitCM3 1HZ: some gigabitCM3 1JA: some gigabitCM3 1JP: some gigabitCM3 1JZ: some gigabitCM3 1LB: some gigabitCM3 1LE: some gigabitCM3 1LF: some gigabitCM3 1LL: some gigabitCM3 1LN: some gigabitCM3 1ND: some gigabitCM3 1NH: some gigabitCM3 1NL: some gigabitCM3 1NN: some gigabitCM3 1NP: some gigabitCM3 1NQ: some gigabitCM3 1NR: some gigabitCM3 1NU: some gigabitCM3 1PA: some gigabitCM3 1PF: some gigabitCM3 1PP: some gigabitCM3 1PS: some gigabitCM3 1PZ: some gigabitCM3 1QF: some gigabitCM3 1QG: some gigabitCM3 1QN: some gigabitCM3 1QQ: some gigabitCM3 1QW: some gigabitCM3 1SG: some gigabitCM3 1SH: some gigabitCM3 1NS: some gigabitCM3 1NT: some gigabitCM3 1NY: some gigabitCM3 1AX: no gigabitCM3 1AY: no gigabitCM3 1AZ: no gigabitCM3 1BZ: no gigabitCM3 1ED: no gigabitCM3 1EH: no gigabitCM3 1EJ: no gigabitCM3 1PD: no gigabitCM3 1PE: no gigabitCM3 1PH: no gigabitCM3 1PJ: no gigabitCM3 1PL: no gigabitCM3 1PT: no gigabitCM3 1PU: no gigabitCM3 1PX: no gigabitCM3 1QP: no gigabitCM3 1QR: no gigabitCM3 1RA: no gigabitCM3 1JN: no gigabitCM3 1NJ: no gigabit Great Notley Map of every postcode in the CM3 1 sector, by gigabit broadband Of the 215 postcodes in the CM3 1 sector that ONS places, 21 have no home or business that can get gigabit, 49 have some that can, 142 can all get it and 3 have no Ofcom figure. Places named: Broomfield and The Walthams, Boreham and The Leighs. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. Broomfield and The WalthamsBoreham and The Leighs
  • No home or business can get gigabit: 21
  • Some can get gigabit: 49
  • Every home and business can get gigabit: 142
  • Ofcom gives no figure: 3

Of the 215 postcodes in the CM3 1 sector that ONS places, 21 have no home or business that can get gigabit, 49 have some that can, 142 can all get it and 3 have no Ofcom figure.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode. Names in italics are council wards: we hold no town or village names here.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre.

Postcodes without gigabit

21 postcodes here have no gigabit. These are the 12 first in postcode order.

CM3 1AXCM3 1AYCM3 1AZCM3 1BZCM3 1EDCM3 1EHCM3 1EJCM3 1EQCM3 1JNCM3 1NJCM3 1PDCM3 1PE

What do homes sell for in CM3 1?

Homes in CM3 1 sold for a typical £475,000 in the 12 months to September 2026, across 63 sales, HM Land Registry's figures show. The 12 months before gave £533,750 from 54 sales: not a change larger than chance would explain, given which homes happened to sell.

£475,000 typical price, the 12 months to September 2026
£533,750 12 months to September 2025
  • Detached £592,500 30 sales
  • Semi-detached £450,000 19 sales
  • Terraced £360,000 11 sales
  • Flat or maisonette 3 sales, too few to price

Each bar is that kind's typical price, against the most expensive kind here.

Standard sales of homes at market value at the postcodes that start CM3 1. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 October 2026.

Postcodes in CM3 1

Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.

CM3 1AACM3 1ABCM3 1ADCM3 1AECM3 1AFCM3 1AGCM3 1AHCM3 1AJCM3 1ALCM3 1ANCM3 1APCM3 1AQCM3 1ARCM3 1ASCM3 1ATCM3 1AUCM3 1AWCM3 1AXCM3 1AYCM3 1AZCM3 1BACM3 1BDCM3 1BECM3 1BGCM3 1BJCM3 1BLCM3 1BNCM3 1BPCM3 1BQCM3 1BSCM3 1BTCM3 1BUCM3 1BWCM3 1BXCM3 1BYCM3 1BZCM3 1DACM3 1DBCM3 1DDCM3 1DECM3 1DFCM3 1DGCM3 1DHCM3 1DJCM3 1DPCM3 1DQCM3 1DRCM3 1DSCM3 1DTCM3 1DXCM3 1DZCM3 1EACM3 1EBCM3 1EDCM3 1EECM3 1EFCM3 1EGCM3 1EHCM3 1EJCM3 1ELCM3 1ENCM3 1EPCM3 1EQCM3 1ERCM3 1ESCM3 1ETCM3 1EUCM3 1EWCM3 1EXCM3 1FACM3 1FDCM3 1FECM3 1FFCM3 1FHCM3 1FJCM3 1FLCM3 1FNCM3 1FPCM3 1FQCM3 1FRCM3 1FSCM3 1FTCM3 1FXCM3 1GSCM3 1GTCM3 1GUCM3 1GXCM3 1GYCM3 1GZCM3 1HACM3 1HBCM3 1HDCM3 1HECM3 1HFCM3 1HGCM3 1HHCM3 1HJCM3 1HLCM3 1HNCM3 1HPCM3 1HQCM3 1HRCM3 1HSCM3 1HTCM3 1HUCM3 1HWCM3 1HXCM3 1HYCM3 1HZCM3 1JACM3 1JBCM3 1JDCM3 1JECM3 1JFCM3 1JGCM3 1JHCM3 1JJCM3 1JLCM3 1JNCM3 1JPCM3 1JQCM3 1JRCM3 1JSCM3 1JTCM3 1JUCM3 1JWCM3 1JXCM3 1JYCM3 1JZCM3 1LACM3 1LBCM3 1LDCM3 1LECM3 1LFCM3 1LGCM3 1LHCM3 1LJCM3 1LLCM3 1LNCM3 1LPCM3 1LQCM3 1LTCM3 1LWCM3 1LXCM3 1LYCM3 1LZCM3 1NACM3 1NBCM3 1NDCM3 1NECM3 1NFCM3 1NGCM3 1NHCM3 1NJCM3 1NLCM3 1NNCM3 1NPCM3 1NQCM3 1NRCM3 1NSCM3 1NTCM3 1NUCM3 1NWCM3 1NXCM3 1NYCM3 1NZCM3 1PACM3 1PBCM3 1PDCM3 1PECM3 1PFCM3 1PGCM3 1PHCM3 1PJCM3 1PLCM3 1PNCM3 1PPCM3 1PQCM3 1PRCM3 1PSCM3 1PTCM3 1PUCM3 1PWCM3 1PXCM3 1PYCM3 1PZCM3 1QACM3 1QBCM3 1QDCM3 1QECM3 1QFCM3 1QGCM3 1QHCM3 1QJCM3 1QLCM3 1QNCM3 1QPCM3 1QQCM3 1QRCM3 1QSCM3 1QWCM3 1QXCM3 1RACM3 1RBCM3 1RDCM3 1RECM3 1RPCM3 1RRCM3 1RSCM3 1RTCM3 1RUCM3 1RXCM3 1SGCM3 1SHCM3 1TG

Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

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Where the facts on this page come from

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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