SE9 4 postcode sector in the SE9 district

SE9 4 is a sector of the SE9 district: every postcode that starts SE9 4. It has 233 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 SE9 4 sector, by flood risk

Map of every postcode in the SE9 4 sector, by flood risk Of the 233 postcodes in the SE9 4 sector that ONS places, 233 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Mottingham, Grove Park. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A208A20 SE9 4AA: not on the flood risk listSE9 4AB: not on the flood risk listSE9 4AD: not on the flood risk listSE9 4AE: not on the flood risk listSE9 4AF: not on the flood risk listSE9 4AG: not on the flood risk listSE9 4AH: not on the flood risk listSE9 4AJ: not on the flood risk listSE9 4AL: not on the flood risk listSE9 4AN: not on the flood risk listSE9 4AP: not on the flood risk listSE9 4AQ: not on the flood risk listSE9 4AR: not on the flood risk listSE9 4AS: not on the flood risk listSE9 4AT: not on the flood risk listSE9 4AU: not on the flood risk listSE9 4AW: not on the flood risk listSE9 4AX: not on the flood risk listSE9 4AY: not on the flood risk listSE9 4AZ: not on the flood risk listSE9 4BA: not on the flood risk listSE9 4BD: not on the flood risk listSE9 4BE: not on the flood risk listSE9 4BG: not on the flood risk listSE9 4BH: not on the flood risk listSE9 4BJ: not on the flood risk listSE9 4BL: not on the flood risk listSE9 4BN: not on the flood risk listSE9 4BP: not on the flood risk listSE9 4BQ: not on the flood risk listSE9 4BS: not on the flood risk listSE9 4BT: not on the flood risk listSE9 4BU: not on the flood risk listSE9 4BW: not on the flood risk listSE9 4BX: not on the flood risk listSE9 4BY: not on the flood risk listSE9 4BZ: not on the flood risk listSE9 4DA: not on the flood risk listSE9 4DB: not on the flood risk listSE9 4DD: not on the flood risk listSE9 4DE: not on the flood risk listSE9 4DF: not on the flood risk listSE9 4DG: not on the flood risk listSE9 4DH: not on the flood risk listSE9 4DJ: not on the flood risk listSE9 4DL: not on the flood risk listSE9 4DN: not on the flood risk listSE9 4DP: not on the flood risk listSE9 4DR: not on the flood risk listSE9 4DS: not on the flood risk listSE9 4DT: not on the flood risk listSE9 4DU: not on the flood risk listSE9 4DW: not on the flood risk listSE9 4DX: not on the flood risk listSE9 4DY: not on the flood risk listSE9 4DZ: not on the flood risk listSE9 4EA: not on the flood risk listSE9 4EB: not on the flood risk listSE9 4ED: not on the flood risk listSE9 4EE: not on the flood risk listSE9 4EF: not on the flood risk listSE9 4EG: not on the flood risk listSE9 4EH: not on the flood risk listSE9 4EL: not on the flood risk listSE9 4EN: not on the flood risk listSE9 4EP: not on the flood risk listSE9 4EQ: not on the flood risk listSE9 4ER: not on the flood risk listSE9 4ES: not on the flood risk listSE9 4ET: not on the flood risk listSE9 4EU: not on the flood risk listSE9 4EW: not on the flood risk listSE9 4EX: not on the flood risk listSE9 4EY: not on the flood risk listSE9 4EZ: not on the flood risk listSE9 4HA: not on the flood risk listSE9 4HE: not on the flood risk listSE9 4HF: not on the flood risk listSE9 4HG: not on the flood risk listSE9 4HH: not on the flood risk listSE9 4HJ: not on the flood risk listSE9 4HL: not on the flood risk listSE9 4HN: not on the flood risk listSE9 4HP: not on the flood risk listSE9 4HQ: not on the flood risk listSE9 4HR: not on the flood risk listSE9 4HS: not on the flood risk listSE9 4HT: not on the flood risk listSE9 4HU: not on the flood risk listSE9 4HW: not on the flood risk listSE9 4HX: not on the flood risk listSE9 4HY: not on the flood risk listSE9 4HZ: not on the flood risk listSE9 4JA: not on the flood risk listSE9 4JB: not on the flood risk listSE9 4JD: not on the flood risk listSE9 4JE: not on the flood risk listSE9 4JF: not on the flood risk listSE9 4JG: not on the flood risk listSE9 4JH: not on the flood risk listSE9 4JJ: not on the flood risk listSE9 4JL: not on the flood risk listSE9 4JN: not on the flood risk listSE9 4JP: not on the flood risk listSE9 4JR: not on the flood risk listSE9 4JS: not on the flood risk listSE9 4JT: not on the flood risk listSE9 4JU: not on the flood risk listSE9 4JW: not on the flood risk listSE9 4JX: not on the flood risk listSE9 4JY: not on the flood risk listSE9 4JZ: not on the flood risk listSE9 4LA: not on the flood risk listSE9 4LB: not on the flood risk listSE9 4LD: not on the flood risk listSE9 4LE: not on the flood risk listSE9 4LF: not on the flood risk listSE9 4LL: not on the flood risk listSE9 4LN: not on the flood risk listSE9 4LP: not on the flood risk listSE9 4LR: not on the flood risk listSE9 4LS: not on the flood risk listSE9 4LT: not on the flood risk listSE9 4LU: not on the flood risk listSE9 4LW: not on the flood risk listSE9 4LX: not on the flood risk listSE9 4LY: not on the flood risk listSE9 4LZ: not on the flood risk listSE9 4NA: not on the flood risk listSE9 4NB: not on the flood risk listSE9 4ND: not on the flood risk listSE9 4NE: not on the flood risk listSE9 4NF: not on the flood risk listSE9 4NG: not on the flood risk listSE9 4NP: not on the flood risk listSE9 4NQ: not on the flood risk listSE9 4NS: not on the flood risk listSE9 4NT: not on the flood risk listSE9 4NU: not on the flood risk listSE9 4NX: not on the flood risk listSE9 4NY: not on the flood risk listSE9 4NZ: not on the flood risk listSE9 4PA: not on the flood risk listSE9 4PB: not on the flood risk listSE9 4PD: not on the flood risk listSE9 4PE: not on the flood risk listSE9 4PF: not on the flood risk listSE9 4PH: not on the flood risk listSE9 4PJ: not on the flood risk listSE9 4PL: not on the flood risk listSE9 4PN: not on the flood risk listSE9 4PP: not on the flood risk listSE9 4PQ: not on the flood risk listSE9 4PR: not on the flood risk listSE9 4PS: not on the flood risk listSE9 4PW: not on the flood risk listSE9 4QA: not on the flood risk listSE9 4QB: not on the flood risk listSE9 4QD: not on the flood risk listSE9 4QF: not on the flood risk listSE9 4QG: not on the flood risk listSE9 4QH: not on the flood risk listSE9 4QJ: not on the flood risk listSE9 4QL: not on the flood risk listSE9 4QN: not on the flood risk listSE9 4QP: not on the flood risk listSE9 4QQ: not on the flood risk listSE9 4QR: not on the flood risk listSE9 4QS: not on the flood risk listSE9 4QT: not on the flood risk listSE9 4QU: not on the flood risk listSE9 4QW: not on the flood risk listSE9 4QX: not on the flood risk listSE9 4QY: not on the flood risk listSE9 4QZ: not on the flood risk listSE9 4RA: not on the flood risk listSE9 4RB: not on the flood risk listSE9 4RD: not on the flood risk listSE9 4RG: not on the flood risk listSE9 4RH: not on the flood risk listSE9 4RL: not on the flood risk listSE9 4RP: not on the flood risk listSE9 4RQ: not on the flood risk listSE9 4RS: not on the flood risk listSE9 4RT: not on the flood risk listSE9 4RU: not on the flood risk listSE9 4RW: not on the flood risk listSE9 4RX: not on the flood risk listSE9 4RY: not on the flood risk listSE9 4RZ: not on the flood risk listSE9 4SA: not on the flood risk listSE9 4SB: not on the flood risk listSE9 4SD: not on the flood risk listSE9 4SE: not on the flood risk listSE9 4SH: not on the flood risk listSE9 4SJ: not on the flood risk listSE9 4SL: not on the flood risk listSE9 4SN: not on the flood risk listSE9 4SP: not on the flood risk listSE9 4SR: not on the flood risk listSE9 4SS: not on the flood risk listSE9 4ST: not on the flood risk listSE9 4SU: not on the flood risk listSE9 4SW: not on the flood risk listSE9 4SX: not on the flood risk listSE9 4SY: not on the flood risk listSE9 4SZ: not on the flood risk listSE9 4TA: not on the flood risk listSE9 4TB: not on the flood risk listSE9 4TD: not on the flood risk listSE9 4TE: not on the flood risk listSE9 4TG: not on the flood risk listSE9 4TH: not on the flood risk listSE9 4TJ: not on the flood risk listSE9 4TL: not on the flood risk listSE9 4TN: not on the flood risk listSE9 4TP: not on the flood risk listSE9 4TQ: not on the flood risk listSE9 4TR: not on the flood risk listSE9 4TS: not on the flood risk listSE9 4TT: not on the flood risk listSE9 4TU: not on the flood risk listSE9 4TW: not on the flood risk listSE9 4TX: not on the flood risk listSE9 4TY: not on the flood risk listSE9 4TZ: not on the flood risk listSE9 4UA: not on the flood risk listSE9 4UB: not on the flood risk listSE9 4UD: not on the flood risk listSE9 4UF: not on the flood risk listSE9 4UG: not on the flood risk list MottinghamGrove Park Map of every postcode in the SE9 4 sector, by flood risk Of the 233 postcodes in the SE9 4 sector that ONS places, 233 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Mottingham, Grove Park. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. MottinghamGrove Park
  • 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: 233

Of the 233 postcodes in the SE9 4 sector that ONS places, 233 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. Names in italics are council wards: we hold no town or village names here.

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

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

What do homes sell for in SE9 4?

Homes in SE9 4 sold for a typical £400,000 in the 12 months to August 2026, across 97 sales, no change on the 12 months before, HM Land Registry's figures show.

£400,000 typical price, the 12 months to August 2026
£400,000 12 months to August 2025
■ no change on the 12 months before
  • Detached 4 sales, too few to price
  • Semi-detached £645,000 18 sales
  • Terraced £400,000 53 sales
  • Flat or maisonette £270,000 22 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 SE9 4. 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 SE9 4

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.

SE9 4AASE9 4ABSE9 4ADSE9 4AESE9 4AFSE9 4AGSE9 4AHSE9 4AJSE9 4ALSE9 4ANSE9 4APSE9 4AQSE9 4ARSE9 4ASSE9 4ATSE9 4AUSE9 4AWSE9 4AXSE9 4AYSE9 4AZSE9 4BASE9 4BDSE9 4BESE9 4BGSE9 4BHSE9 4BJSE9 4BLSE9 4BNSE9 4BPSE9 4BQSE9 4BSSE9 4BTSE9 4BUSE9 4BWSE9 4BXSE9 4BYSE9 4BZSE9 4DASE9 4DBSE9 4DDSE9 4DESE9 4DFSE9 4DGSE9 4DHSE9 4DJSE9 4DLSE9 4DNSE9 4DPSE9 4DRSE9 4DSSE9 4DTSE9 4DUSE9 4DWSE9 4DXSE9 4DYSE9 4DZSE9 4EASE9 4EBSE9 4EDSE9 4EESE9 4EFSE9 4EGSE9 4EHSE9 4ELSE9 4ENSE9 4EPSE9 4EQSE9 4ERSE9 4ESSE9 4ETSE9 4EUSE9 4EWSE9 4EXSE9 4EYSE9 4EZSE9 4HASE9 4HESE9 4HFSE9 4HGSE9 4HHSE9 4HJSE9 4HLSE9 4HNSE9 4HPSE9 4HQSE9 4HRSE9 4HSSE9 4HTSE9 4HUSE9 4HWSE9 4HXSE9 4HYSE9 4HZSE9 4JASE9 4JBSE9 4JDSE9 4JESE9 4JFSE9 4JGSE9 4JHSE9 4JJSE9 4JLSE9 4JNSE9 4JPSE9 4JRSE9 4JSSE9 4JTSE9 4JUSE9 4JWSE9 4JXSE9 4JYSE9 4JZSE9 4LASE9 4LBSE9 4LDSE9 4LESE9 4LFSE9 4LLSE9 4LNSE9 4LPSE9 4LRSE9 4LSSE9 4LTSE9 4LUSE9 4LWSE9 4LXSE9 4LYSE9 4LZSE9 4NASE9 4NBSE9 4NDSE9 4NESE9 4NFSE9 4NGSE9 4NPSE9 4NQSE9 4NSSE9 4NTSE9 4NUSE9 4NXSE9 4NYSE9 4NZSE9 4PASE9 4PBSE9 4PDSE9 4PESE9 4PFSE9 4PGSE9 4PHSE9 4PJSE9 4PLSE9 4PNSE9 4PPSE9 4PQSE9 4PRSE9 4PSSE9 4PWSE9 4QASE9 4QBSE9 4QDSE9 4QFSE9 4QGSE9 4QHSE9 4QJSE9 4QLSE9 4QNSE9 4QPSE9 4QQSE9 4QRSE9 4QSSE9 4QTSE9 4QUSE9 4QWSE9 4QXSE9 4QYSE9 4QZSE9 4RASE9 4RBSE9 4RDSE9 4RGSE9 4RHSE9 4RLSE9 4RPSE9 4RQSE9 4RSSE9 4RTSE9 4RUSE9 4RWSE9 4RXSE9 4RYSE9 4RZSE9 4SASE9 4SBSE9 4SDSE9 4SESE9 4SHSE9 4SJSE9 4SLSE9 4SNSE9 4SPSE9 4SRSE9 4SSSE9 4STSE9 4SUSE9 4SWSE9 4SXSE9 4SYSE9 4SZSE9 4TASE9 4TBSE9 4TDSE9 4TESE9 4TGSE9 4THSE9 4TJSE9 4TLSE9 4TNSE9 4TPSE9 4TQSE9 4TRSE9 4TSSE9 4TTSE9 4TUSE9 4TWSE9 4TXSE9 4TYSE9 4TZSE9 4UASE9 4UBSE9 4UDSE9 4UFSE9 4UGSE9 4ZQ

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

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