CM15 9 postcode sector in the CM15 district

CM15 9 is a sector of the CM15 district: every postcode that starts CM15 9. It has 197 postcodes in use, 3 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

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

Every postcode in the CM15 9 sector, by flood risk

Map of every postcode in the CM15 9 sector, by flood risk Of the 197 postcodes in the CM15 9 sector that ONS places, 197 are not on the Environment Agency's at-risk list. Places named: Brentwood. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A12 CM15 9AA: not on the flood risk listCM15 9AB: not on the flood risk listCM15 9AE: not on the flood risk listCM15 9AF: not on the flood risk listCM15 9AG: not on the flood risk listCM15 9AH: not on the flood risk listCM15 9AJ: not on the flood risk listCM15 9AL: not on the flood risk listCM15 9AN: not on the flood risk listCM15 9AS: not on the flood risk listCM15 9AT: not on the flood risk listCM15 9AU: not on the flood risk listCM15 9AX: not on the flood risk listCM15 9AZ: not on the flood risk listCM15 9BB: not on the flood risk listCM15 9BD: not on the flood risk listCM15 9BE: not on the flood risk listCM15 9BG: not on the flood risk listCM15 9BH: not on the flood risk listCM15 9BJ: not on the flood risk listCM15 9BL: not on the flood risk listCM15 9BN: not on the flood risk listCM15 9BP: not on the flood risk listCM15 9BQ: not on the flood risk listCM15 9BS: not on the flood risk listCM15 9BU: not on the flood risk listCM15 9BW: not on the flood risk listCM15 9BX: not on the flood risk listCM15 9BY: not on the flood risk listCM15 9BZ: not on the flood risk listCM15 9DA: not on the flood risk listCM15 9DB: not on the flood risk listCM15 9DD: not on the flood risk listCM15 9DE: not on the flood risk listCM15 9DF: not on the flood risk listCM15 9DG: not on the flood risk listCM15 9DH: not on the flood risk listCM15 9DJ: not on the flood risk listCM15 9DL: not on the flood risk listCM15 9DN: not on the flood risk listCM15 9DQ: not on the flood risk listCM15 9DS: not on the flood risk listCM15 9DU: not on the flood risk listCM15 9DW: not on the flood risk listCM15 9DX: not on the flood risk listCM15 9DY: not on the flood risk listCM15 9DZ: not on the flood risk listCM15 9EA: not on the flood risk listCM15 9EB: not on the flood risk listCM15 9ED: not on the flood risk listCM15 9EE: not on the flood risk listCM15 9EG: not on the flood risk listCM15 9EH: not on the flood risk listCM15 9EJ: not on the flood risk listCM15 9EL: not on the flood risk listCM15 9EN: not on the flood risk listCM15 9EP: not on the flood risk listCM15 9EQ: not on the flood risk listCM15 9ER: not on the flood risk listCM15 9ES: not on the flood risk listCM15 9ET: not on the flood risk listCM15 9EU: not on the flood risk listCM15 9EW: not on the flood risk listCM15 9EX: not on the flood risk listCM15 9EY: not on the flood risk listCM15 9EZ: not on the flood risk listCM15 9FD: not on the flood risk listCM15 9FE: not on the flood risk listCM15 9FF: not on the flood risk listCM15 9FG: not on the flood risk listCM15 9GL: not on the flood risk listCM15 9HA: not on the flood risk listCM15 9HB: not on the flood risk listCM15 9HD: not on the flood risk listCM15 9HE: not on the flood risk listCM15 9HF: not on the flood risk listCM15 9HG: not on the flood risk listCM15 9HH: not on the flood risk listCM15 9HP: not on the flood risk listCM15 9HR: not on the flood risk listCM15 9HS: not on the flood risk listCM15 9HT: not on the flood risk listCM15 9HU: not on the flood risk listCM15 9HX: not on the flood risk listCM15 9HY: not on the flood risk listCM15 9HZ: not on the flood risk listCM15 9JA: not on the flood risk listCM15 9JB: not on the flood risk listCM15 9JD: not on the flood risk listCM15 9JF: not on the flood risk listCM15 9JG: not on the flood risk listCM15 9JH: not on the flood risk listCM15 9JJ: not on the flood risk listCM15 9JL: not on the flood risk listCM15 9JN: not on the flood risk listCM15 9JP: not on the flood risk listCM15 9JQ: not on the flood risk listCM15 9JR: not on the flood risk listCM15 9JS: not on the flood risk listCM15 9JT: not on the flood risk listCM15 9JU: not on the flood risk listCM15 9JX: not on the flood risk listCM15 9JZ: not on the flood risk listCM15 9LB: not on the flood risk listCM15 9LD: not on the flood risk listCM15 9LE: not on the flood risk listCM15 9LG: not on the flood risk listCM15 9LH: not on the flood risk listCM15 9LJ: not on the flood risk listCM15 9LL: not on the flood risk listCM15 9LN: not on the flood risk listCM15 9LP: not on the flood risk listCM15 9LR: not on the flood risk listCM15 9LS: not on the flood risk listCM15 9LT: not on the flood risk listCM15 9LU: not on the flood risk listCM15 9LX: not on the flood risk listCM15 9LZ: not on the flood risk listCM15 9NA: not on the flood risk listCM15 9NB: not on the flood risk listCM15 9ND: not on the flood risk listCM15 9NE: not on the flood risk listCM15 9NG: not on the flood risk listCM15 9NH: not on the flood risk listCM15 9NN: not on the flood risk listCM15 9NP: not on the flood risk listCM15 9NR: not on the flood risk listCM15 9NS: not on the flood risk listCM15 9NT: not on the flood risk listCM15 9NU: not on the flood risk listCM15 9NX: not on the flood risk listCM15 9NY: not on the flood risk listCM15 9NZ: not on the flood risk listCM15 9PA: not on the flood risk listCM15 9PB: not on the flood risk listCM15 9PD: not on the flood risk listCM15 9PE: not on the flood risk listCM15 9PG: not on the flood risk listCM15 9PH: not on the flood risk listCM15 9PJ: not on the flood risk listCM15 9PL: not on the flood risk listCM15 9PN: not on the flood risk listCM15 9PP: not on the flood risk listCM15 9PR: not on the flood risk listCM15 9PS: not on the flood risk listCM15 9PT: not on the flood risk listCM15 9PU: not on the flood risk listCM15 9PW: not on the flood risk listCM15 9PX: not on the flood risk listCM15 9PZ: not on the flood risk listCM15 9QA: not on the flood risk listCM15 9QB: not on the flood risk listCM15 9QD: not on the flood risk listCM15 9QE: not on the flood risk listCM15 9QF: not on the flood risk listCM15 9QG: not on the flood risk listCM15 9QH: not on the flood risk listCM15 9QJ: not on the flood risk listCM15 9QL: not on the flood risk listCM15 9QN: not on the flood risk listCM15 9QP: not on the flood risk listCM15 9QR: not on the flood risk listCM15 9QS: not on the flood risk listCM15 9QT: not on the flood risk listCM15 9QU: not on the flood risk listCM15 9QW: not on the flood risk listCM15 9QX: not on the flood risk listCM15 9QY: not on the flood risk listCM15 9QZ: not on the flood risk listCM15 9RA: not on the flood risk listCM15 9RB: not on the flood risk listCM15 9RD: not on the flood risk listCM15 9RE: not on the flood risk listCM15 9RF: not on the flood risk listCM15 9RG: not on the flood risk listCM15 9RH: not on the flood risk listCM15 9RJ: not on the flood risk listCM15 9RL: not on the flood risk listCM15 9RN: not on the flood risk listCM15 9RP: not on the flood risk listCM15 9RQ: not on the flood risk listCM15 9RR: not on the flood risk listCM15 9RS: not on the flood risk listCM15 9RX: not on the flood risk listCM15 9RZ: not on the flood risk listCM15 9SA: not on the flood risk listCM15 9SB: not on the flood risk listCM15 9SE: not on the flood risk listCM15 9SG: not on the flood risk listCM15 9SH: not on the flood risk listCM15 9SJ: not on the flood risk listCM15 9SL: not on the flood risk listCM15 9SN: not on the flood risk listCM15 9SP: not on the flood risk listCM15 9SR: not on the flood risk listCM15 9SS: not on the flood risk list Brentwood Map of every postcode in the CM15 9 sector, by flood risk Of the 197 postcodes in the CM15 9 sector that ONS places, 197 are not on the Environment Agency's at-risk list. Places named: Brentwood. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. Brentwood
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 197

Of the 197 postcodes in the CM15 9 sector that ONS places, 197 are not on the Environment Agency's at-risk list.

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.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 2026; roads, rivers and built-up areas: 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. How we use them

What do homes sell for in CM15 9?

Homes in CM15 9 sold for a typical £435,000 in the 12 months to August 2026, across 119 sales, down 2.4% on the 12 months before, HM Land Registry's figures show.

£435,000 typical price, the 12 months to August 2026
£445,500 12 months to August 2025
▼ down 2.4% on the 12 months before
  • Detached £645,000 21 sales
  • Semi-detached £505,000 43 sales
  • Terraced £393,500 24 sales
  • Flat or maisonette £275,000 31 sales

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 CM15 9. 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 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Postcodes in CM15 9

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.

CM15 9AACM15 9ABCM15 9AECM15 9AFCM15 9AGCM15 9AHCM15 9AJCM15 9ALCM15 9ANCM15 9ASCM15 9ATCM15 9AUCM15 9AXCM15 9AZCM15 9BBCM15 9BDCM15 9BECM15 9BGCM15 9BHCM15 9BJCM15 9BLCM15 9BNCM15 9BPCM15 9BQCM15 9BSCM15 9BUCM15 9BWCM15 9BXCM15 9BYCM15 9BZCM15 9DACM15 9DBCM15 9DDCM15 9DECM15 9DFCM15 9DGCM15 9DHCM15 9DJCM15 9DLCM15 9DNCM15 9DQCM15 9DSCM15 9DUCM15 9DWCM15 9DXCM15 9DYCM15 9DZCM15 9EACM15 9EBCM15 9EDCM15 9EECM15 9EGCM15 9EHCM15 9EJCM15 9ELCM15 9ENCM15 9EPCM15 9EQCM15 9ERCM15 9ESCM15 9ETCM15 9EUCM15 9EWCM15 9EXCM15 9EYCM15 9EZCM15 9FDCM15 9FECM15 9FFCM15 9FGCM15 9GJCM15 9GLCM15 9HACM15 9HBCM15 9HDCM15 9HECM15 9HFCM15 9HGCM15 9HHCM15 9HPCM15 9HRCM15 9HSCM15 9HTCM15 9HUCM15 9HXCM15 9HYCM15 9HZCM15 9JACM15 9JBCM15 9JDCM15 9JFCM15 9JGCM15 9JHCM15 9JJCM15 9JLCM15 9JNCM15 9JPCM15 9JQCM15 9JRCM15 9JSCM15 9JTCM15 9JUCM15 9JXCM15 9JZCM15 9LBCM15 9LDCM15 9LECM15 9LGCM15 9LHCM15 9LJCM15 9LLCM15 9LNCM15 9LPCM15 9LRCM15 9LSCM15 9LTCM15 9LUCM15 9LXCM15 9LZCM15 9NACM15 9NBCM15 9NDCM15 9NECM15 9NGCM15 9NHCM15 9NNCM15 9NPCM15 9NRCM15 9NSCM15 9NTCM15 9NUCM15 9NXCM15 9NYCM15 9NZCM15 9PACM15 9PBCM15 9PDCM15 9PECM15 9PGCM15 9PHCM15 9PJCM15 9PLCM15 9PNCM15 9PPCM15 9PRCM15 9PSCM15 9PTCM15 9PUCM15 9PWCM15 9PXCM15 9PZCM15 9QACM15 9QBCM15 9QDCM15 9QECM15 9QFCM15 9QGCM15 9QHCM15 9QJCM15 9QLCM15 9QNCM15 9QPCM15 9QRCM15 9QSCM15 9QTCM15 9QUCM15 9QWCM15 9QXCM15 9QYCM15 9QZCM15 9RACM15 9RBCM15 9RDCM15 9RECM15 9RFCM15 9RGCM15 9RHCM15 9RJCM15 9RLCM15 9RNCM15 9RPCM15 9RQCM15 9RRCM15 9RSCM15 9RXCM15 9RZCM15 9SACM15 9SBCM15 9SECM15 9SGCM15 9SHCM15 9SJCM15 9SLCM15 9SNCM15 9SPCM15 9SRCM15 9SS

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

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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