SL3 7 postcode sector in the SL3 district

SL3 7 is a sector of the SL3 district: every postcode that starts SL3 7. It has 297 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 SL3 7 sector, and which are new since 2020

Map of every postcode in the SL3 7 sector, by new since 2020 Of the 297 postcodes in the SL3 7 sector that ONS places, 2 are new since 2020 and 295 were in use before 2020. Places named: Upton, Langley Marish. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. M4 SL3 7AA: before 2020SL3 7AB: before 2020SL3 7AD: before 2020SL3 7AE: before 2020SL3 7AF: before 2020SL3 7AG: before 2020SL3 7AH: before 2020SL3 7AJ: before 2020SL3 7AL: before 2020SL3 7AN: before 2020SL3 7AP: before 2020SL3 7AQ: before 2020SL3 7AR: before 2020SL3 7AS: before 2020SL3 7AT: before 2020SL3 7AU: before 2020SL3 7AW: before 2020SL3 7AX: before 2020SL3 7AY: before 2020SL3 7AZ: before 2020SL3 7BA: before 2020SL3 7BB: before 2020SL3 7BD: before 2020SL3 7BE: before 2020SL3 7BH: before 2020SL3 7BJ: before 2020SL3 7BL: before 2020SL3 7BN: before 2020SL3 7BR: before 2020SL3 7BS: before 2020SL3 7BT: before 2020SL3 7BU: before 2020SL3 7BW: before 2020SL3 7BX: before 2020SL3 7BY: before 2020SL3 7BZ: before 2020SL3 7DA: before 2020SL3 7DB: before 2020SL3 7DD: before 2020SL3 7DE: before 2020SL3 7DF: before 2020SL3 7DG: before 2020SL3 7DH: before 2020SL3 7DJ: before 2020SL3 7DN: before 2020SL3 7DP: before 2020SL3 7DQ: before 2020SL3 7DR: before 2020SL3 7DS: before 2020SL3 7DT: before 2020SL3 7DW: before 2020SL3 7DX: before 2020SL3 7DY: before 2020SL3 7DZ: before 2020SL3 7EA: before 2020SL3 7EB: before 2020SL3 7ED: before 2020SL3 7EE: before 2020SL3 7EF: before 2020SL3 7EG: before 2020SL3 7EJ: before 2020SL3 7EL: before 2020SL3 7EN: before 2020SL3 7EQ: before 2020SL3 7ER: before 2020SL3 7ES: before 2020SL3 7ET: before 2020SL3 7EU: before 2020SL3 7EW: before 2020SL3 7EX: before 2020SL3 7EY: before 2020SL3 7EZ: before 2020SL3 7FD: before 2020SL3 7FE: before 2020SL3 7FF: before 2020SL3 7FG: before 2020SL3 7FH: before 2020SL3 7FL: before 2020SL3 7FN: before 2020SL3 7FP: before 2020SL3 7FQ: before 2020SL3 7FR: before 2020SL3 7FS: before 2020SL3 7FU: before 2020SL3 7FW: before 2020SL3 7FX: before 2020SL3 7FY: before 2020SL3 7FZ: before 2020SL3 7GA: before 2020SL3 7GB: before 2020SL3 7GD: before 2020SL3 7GE: before 2020SL3 7GF: before 2020SL3 7GG: before 2020SL3 7GH: before 2020SL3 7GJ: before 2020SL3 7GL: before 2020SL3 7GN: before 2020SL3 7GP: before 2020SL3 7GQ: before 2020SL3 7GR: before 2020SL3 7GS: before 2020SL3 7GT: before 2020SL3 7GU: before 2020SL3 7GW: before 2020SL3 7GX: before 2020SL3 7GY: before 2020SL3 7GZ: before 2020SL3 7HA: before 2020SL3 7HB: before 2020SL3 7HD: before 2020SL3 7HF: before 2020SL3 7HG: before 2020SL3 7HH: before 2020SL3 7HL: before 2020SL3 7HN: before 2020SL3 7HP: before 2020SL3 7HQ: before 2020SL3 7HR: before 2020SL3 7HS: before 2020SL3 7HT: before 2020SL3 7HU: before 2020SL3 7HW: before 2020SL3 7HX: before 2020SL3 7HY: before 2020SL3 7HZ: before 2020SL3 7JA: before 2020SL3 7JB: before 2020SL3 7JD: before 2020SL3 7JF: before 2020SL3 7JG: before 2020SL3 7JH: before 2020SL3 7JJ: before 2020SL3 7JL: before 2020SL3 7JN: before 2020SL3 7JP: before 2020SL3 7JQ: before 2020SL3 7JR: before 2020SL3 7JS: before 2020SL3 7JT: before 2020SL3 7JU: before 2020SL3 7JW: before 2020SL3 7JX: before 2020SL3 7JY: before 2020SL3 7JZ: before 2020SL3 7LA: before 2020SL3 7LB: before 2020SL3 7LD: before 2020SL3 7LE: before 2020SL3 7LF: before 2020SL3 7LG: before 2020SL3 7LH: before 2020SL3 7LJ: before 2020SL3 7LN: before 2020SL3 7LP: before 2020SL3 7LQ: before 2020SL3 7LR: before 2020SL3 7LS: before 2020SL3 7LT: before 2020SL3 7LU: before 2020SL3 7LW: before 2020SL3 7LX: before 2020SL3 7LY: before 2020SL3 7LZ: before 2020SL3 7NA: before 2020SL3 7NB: before 2020SL3 7ND: before 2020SL3 7NE: before 2020SL3 7NF: before 2020SL3 7NG: before 2020SL3 7NH: before 2020SL3 7NJ: before 2020SL3 7NL: before 2020SL3 7NN: before 2020SL3 7NP: before 2020SL3 7NQ: before 2020SL3 7NT: before 2020SL3 7NU: before 2020SL3 7NW: before 2020SL3 7NX: before 2020SL3 7NY: before 2020SL3 7NZ: before 2020SL3 7PA: before 2020SL3 7PB: before 2020SL3 7PD: before 2020SL3 7PE: before 2020SL3 7PF: before 2020SL3 7PG: before 2020SL3 7PH: before 2020SL3 7PJ: before 2020SL3 7PL: before 2020SL3 7PN: before 2020SL3 7PQ: before 2020SL3 7PR: before 2020SL3 7PS: before 2020SL3 7PU: before 2020SL3 7PW: before 2020SL3 7PX: before 2020SL3 7PY: before 2020SL3 7PZ: before 2020SL3 7QA: before 2020SL3 7QB: before 2020SL3 7QD: before 2020SL3 7QE: before 2020SL3 7QF: before 2020SL3 7QG: before 2020SL3 7QH: before 2020SL3 7QJ: before 2020SL3 7QL: before 2020SL3 7QN: before 2020SL3 7QP: before 2020SL3 7QQ: before 2020SL3 7QR: before 2020SL3 7QT: before 2020SL3 7QU: before 2020SL3 7QW: before 2020SL3 7QX: before 2020SL3 7QY: before 2020SL3 7QZ: before 2020SL3 7RA: before 2020SL3 7RB: before 2020SL3 7RD: before 2020SL3 7RE: before 2020SL3 7RF: before 2020SL3 7RG: before 2020SL3 7RH: before 2020SL3 7RJ: before 2020SL3 7RL: before 2020SL3 7RN: before 2020SL3 7RP: before 2020SL3 7RQ: before 2020SL3 7RR: before 2020SL3 7RS: before 2020SL3 7RT: before 2020SL3 7RU: before 2020SL3 7RW: before 2020SL3 7RX: before 2020SL3 7RY: before 2020SL3 7RZ: before 2020SL3 7SA: before 2020SL3 7SB: before 2020SL3 7SD: before 2020SL3 7SE: before 2020SL3 7SF: before 2020SL3 7SG: before 2020SL3 7SH: before 2020SL3 7SJ: before 2020SL3 7SL: before 2020SL3 7SN: before 2020SL3 7SP: before 2020SL3 7SQ: before 2020SL3 7SR: before 2020SL3 7SU: before 2020SL3 7SW: before 2020SL3 7SX: before 2020SL3 7SY: before 2020SL3 7SZ: before 2020SL3 7TA: before 2020SL3 7TB: before 2020SL3 7TD: before 2020SL3 7TE: before 2020SL3 7TF: before 2020SL3 7TG: before 2020SL3 7TH: before 2020SL3 7TJ: before 2020SL3 7TL: before 2020SL3 7TN: before 2020SL3 7TP: before 2020SL3 7TQ: before 2020SL3 7TR: before 2020SL3 7TS: before 2020SL3 7TT: before 2020SL3 7TU: before 2020SL3 7TW: before 2020SL3 7TX: before 2020SL3 7TY: before 2020SL3 7TZ: before 2020SL3 7UA: before 2020SL3 7UB: before 2020SL3 7UD: before 2020SL3 7UE: before 2020SL3 7UF: before 2020SL3 7UG: before 2020SL3 7UJ: before 2020SL3 7UN: before 2020SL3 7UQ: before 2020SL3 7UR: before 2020SL3 7UU: before 2020SL3 7UW: before 2020SL3 7UX: before 2020SL3 7UY: before 2020SL3 7XA: before 2020SL3 7FJ: new since 2020SL3 7WH: new since 2020 UptonLangley Marish Map of every postcode in the SL3 7 sector, by new since 2020 Of the 297 postcodes in the SL3 7 sector that ONS places, 2 are new since 2020 and 295 were in use before 2020. Places named: Upton, Langley Marish. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. M4A412 UptonLangley Marish
  • New since 2020: 2
  • In use before 2020: 295

Of the 297 postcodes in the SL3 7 sector that ONS places, 2 are new since 2020 and 295 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. 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; when each came into use: the same directory; 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

The 2 newest postcodes

SL3 7WHDecember 2025SL3 7FJFebruary 2022

What do homes sell for in SL3 7?

Homes in SL3 7 sold for a typical £560,000 in the 12 months to August 2026, across 73 sales, up 19% on the 12 months before, HM Land Registry's figures show.

£560,000 typical price, the 12 months to August 2026
£470,500 12 months to August 2025
▲ up 19% on the 12 months before
  • Detached £782,500 16 sales
  • Semi-detached £644,000 27 sales
  • Terraced £430,000 16 sales
  • Flat or maisonette £239,000 14 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 SL3 7. 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 SL3 7

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.

SL3 7AASL3 7ABSL3 7ADSL3 7AESL3 7AFSL3 7AGSL3 7AHSL3 7AJSL3 7ALSL3 7ANSL3 7APSL3 7AQSL3 7ARSL3 7ASSL3 7ATSL3 7AUSL3 7AWSL3 7AXSL3 7AYSL3 7AZSL3 7BASL3 7BBSL3 7BDSL3 7BESL3 7BHSL3 7BJSL3 7BLSL3 7BNSL3 7BRSL3 7BSSL3 7BTSL3 7BUSL3 7BWSL3 7BXSL3 7BYSL3 7BZSL3 7DASL3 7DBSL3 7DDSL3 7DESL3 7DFSL3 7DGSL3 7DHSL3 7DJSL3 7DNSL3 7DPSL3 7DQSL3 7DRSL3 7DSSL3 7DTSL3 7DWSL3 7DXSL3 7DYSL3 7DZSL3 7EASL3 7EBSL3 7EDSL3 7EESL3 7EFSL3 7EGSL3 7EJSL3 7ELSL3 7ENSL3 7EQSL3 7ERSL3 7ESSL3 7ETSL3 7EUSL3 7EWSL3 7EXSL3 7EYSL3 7EZSL3 7FDSL3 7FESL3 7FFSL3 7FGSL3 7FHSL3 7FJSL3 7FLSL3 7FNSL3 7FPSL3 7FQSL3 7FRSL3 7FSSL3 7FTSL3 7FUSL3 7FWSL3 7FXSL3 7FYSL3 7FZSL3 7GASL3 7GBSL3 7GDSL3 7GESL3 7GFSL3 7GGSL3 7GHSL3 7GJSL3 7GLSL3 7GNSL3 7GPSL3 7GQSL3 7GRSL3 7GSSL3 7GTSL3 7GUSL3 7GWSL3 7GXSL3 7GYSL3 7GZSL3 7HASL3 7HBSL3 7HDSL3 7HFSL3 7HGSL3 7HHSL3 7HLSL3 7HNSL3 7HPSL3 7HQSL3 7HRSL3 7HSSL3 7HTSL3 7HUSL3 7HWSL3 7HXSL3 7HYSL3 7HZSL3 7JASL3 7JBSL3 7JDSL3 7JFSL3 7JGSL3 7JHSL3 7JJSL3 7JLSL3 7JNSL3 7JPSL3 7JQSL3 7JRSL3 7JSSL3 7JTSL3 7JUSL3 7JWSL3 7JXSL3 7JYSL3 7JZSL3 7LASL3 7LBSL3 7LDSL3 7LESL3 7LFSL3 7LGSL3 7LHSL3 7LJSL3 7LNSL3 7LPSL3 7LQSL3 7LRSL3 7LSSL3 7LTSL3 7LUSL3 7LWSL3 7LXSL3 7LYSL3 7LZSL3 7NASL3 7NBSL3 7NDSL3 7NESL3 7NFSL3 7NGSL3 7NHSL3 7NJSL3 7NLSL3 7NNSL3 7NPSL3 7NQSL3 7NTSL3 7NUSL3 7NWSL3 7NXSL3 7NYSL3 7NZSL3 7PASL3 7PBSL3 7PDSL3 7PESL3 7PFSL3 7PGSL3 7PHSL3 7PJSL3 7PLSL3 7PNSL3 7PQSL3 7PRSL3 7PSSL3 7PUSL3 7PWSL3 7PXSL3 7PYSL3 7PZSL3 7QASL3 7QBSL3 7QDSL3 7QESL3 7QFSL3 7QGSL3 7QHSL3 7QJSL3 7QLSL3 7QNSL3 7QPSL3 7QQSL3 7QRSL3 7QSSL3 7QTSL3 7QUSL3 7QWSL3 7QXSL3 7QYSL3 7QZSL3 7RASL3 7RBSL3 7RDSL3 7RESL3 7RFSL3 7RGSL3 7RHSL3 7RJSL3 7RLSL3 7RNSL3 7RPSL3 7RQSL3 7RRSL3 7RSSL3 7RTSL3 7RUSL3 7RWSL3 7RXSL3 7RYSL3 7RZSL3 7SASL3 7SBSL3 7SDSL3 7SESL3 7SFSL3 7SGSL3 7SHSL3 7SJSL3 7SLSL3 7SNSL3 7SPSL3 7SQSL3 7SRSL3 7SUSL3 7SWSL3 7SXSL3 7SYSL3 7SZSL3 7TASL3 7TBSL3 7TDSL3 7TESL3 7TFSL3 7TGSL3 7THSL3 7TJSL3 7TLSL3 7TNSL3 7TPSL3 7TQSL3 7TRSL3 7TSSL3 7TTSL3 7TUSL3 7TWSL3 7TXSL3 7TYSL3 7TZSL3 7UASL3 7UBSL3 7UDSL3 7UESL3 7UFSL3 7UGSL3 7UJSL3 7UNSL3 7UQSL3 7URSL3 7USSL3 7UUSL3 7UWSL3 7UXSL3 7UYSL3 7WHSL3 7XA

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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