SL2 3 postcode sector in the SL2 district

SL2 3 is a sector of the SL2 district: every postcode that starts SL2 3. It has 280 postcodes in use, 6 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 SL2 3 sector, by flood risk

Map of every postcode in the SL2 3 sector, by flood risk Of the 280 postcodes in the SL2 3 sector that ONS places, 280 are not on the Environment Agency's at-risk list. Places named: Slough, Gerrards Cross, Farnham Common and Farnham Royal, Stoke Poges. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. M40M4 SL2 3AA: not on the flood risk listSL2 3AB: not on the flood risk listSL2 3AE: not on the flood risk listSL2 3AF: not on the flood risk listSL2 3AG: not on the flood risk listSL2 3AH: not on the flood risk listSL2 3AJ: not on the flood risk listSL2 3AN: not on the flood risk listSL2 3AP: not on the flood risk listSL2 3AQ: not on the flood risk listSL2 3AR: not on the flood risk listSL2 3AS: not on the flood risk listSL2 3AU: not on the flood risk listSL2 3AW: not on the flood risk listSL2 3AX: not on the flood risk listSL2 3AY: not on the flood risk listSL2 3AZ: not on the flood risk listSL2 3BD: not on the flood risk listSL2 3BG: not on the flood risk listSL2 3BJ: not on the flood risk listSL2 3BP: not on the flood risk listSL2 3BQ: not on the flood risk listSL2 3BR: not on the flood risk listSL2 3BT: not on the flood risk listSL2 3BU: not on the flood risk listSL2 3BW: not on the flood risk listSL2 3BX: not on the flood risk listSL2 3BY: not on the flood risk listSL2 3BZ: not on the flood risk listSL2 3DA: not on the flood risk listSL2 3DB: not on the flood risk listSL2 3DD: not on the flood risk listSL2 3DE: not on the flood risk listSL2 3DF: not on the flood risk listSL2 3DR: not on the flood risk listSL2 3DS: not on the flood risk listSL2 3DT: not on the flood risk listSL2 3DW: not on the flood risk listSL2 3DX: not on the flood risk listSL2 3DY: not on the flood risk listSL2 3DZ: not on the flood risk listSL2 3EA: not on the flood risk listSL2 3ED: not on the flood risk listSL2 3EE: not on the flood risk listSL2 3EF: not on the flood risk listSL2 3EG: not on the flood risk listSL2 3EH: not on the flood risk listSL2 3EJ: not on the flood risk listSL2 3EL: not on the flood risk listSL2 3EN: not on the flood risk listSL2 3EP: not on the flood risk listSL2 3EQ: not on the flood risk listSL2 3ES: not on the flood risk listSL2 3ET: not on the flood risk listSL2 3EW: not on the flood risk listSL2 3EX: not on the flood risk listSL2 3EY: not on the flood risk listSL2 3EZ: not on the flood risk listSL2 3FE: not on the flood risk listSL2 3FG: not on the flood risk listSL2 3FN: not on the flood risk listSL2 3FY: not on the flood risk listSL2 3FZ: not on the flood risk listSL2 3GE: not on the flood risk listSL2 3GF: not on the flood risk listSL2 3GN: not on the flood risk listSL2 3GQ: not on the flood risk listSL2 3GW: not on the flood risk listSL2 3GX: not on the flood risk listSL2 3HA: not on the flood risk listSL2 3HB: not on the flood risk listSL2 3HD: not on the flood risk listSL2 3HE: not on the flood risk listSL2 3HF: not on the flood risk listSL2 3HG: not on the flood risk listSL2 3HH: not on the flood risk listSL2 3HJ: not on the flood risk listSL2 3HL: not on the flood risk listSL2 3HP: not on the flood risk listSL2 3HQ: not on the flood risk listSL2 3HR: not on the flood risk listSL2 3HS: not on the flood risk listSL2 3HT: not on the flood risk listSL2 3HU: not on the flood risk listSL2 3HW: not on the flood risk listSL2 3JA: not on the flood risk listSL2 3JB: not on the flood risk listSL2 3JD: not on the flood risk listSL2 3JE: not on the flood risk listSL2 3JF: not on the flood risk listSL2 3JG: not on the flood risk listSL2 3JH: not on the flood risk listSL2 3JJ: not on the flood risk listSL2 3JL: not on the flood risk listSL2 3JN: not on the flood risk listSL2 3JP: not on the flood risk listSL2 3JR: not on the flood risk listSL2 3JS: not on the flood risk listSL2 3JT: not on the flood risk listSL2 3JU: not on the flood risk listSL2 3JX: not on the flood risk listSL2 3JY: not on the flood risk listSL2 3JZ: not on the flood risk listSL2 3LB: not on the flood risk listSL2 3LD: not on the flood risk listSL2 3LE: not on the flood risk listSL2 3LF: not on the flood risk listSL2 3LG: not on the flood risk listSL2 3LH: not on the flood risk listSL2 3LJ: not on the flood risk listSL2 3LL: not on the flood risk listSL2 3LN: not on the flood risk listSL2 3LP: not on the flood risk listSL2 3LQ: not on the flood risk listSL2 3LR: not on the flood risk listSL2 3LU: not on the flood risk listSL2 3LX: not on the flood risk listSL2 3LY: not on the flood risk listSL2 3LZ: not on the flood risk listSL2 3NA: not on the flood risk listSL2 3NB: not on the flood risk listSL2 3ND: not on the flood risk listSL2 3NG: not on the flood risk listSL2 3NH: not on the flood risk listSL2 3NJ: not on the flood risk listSL2 3NL: not on the flood risk listSL2 3NQ: not on the flood risk listSL2 3NR: not on the flood risk listSL2 3NS: not on the flood risk listSL2 3NT: not on the flood risk listSL2 3NW: not on the flood risk listSL2 3NX: not on the flood risk listSL2 3NZ: not on the flood risk listSL2 3PA: not on the flood risk listSL2 3PB: not on the flood risk listSL2 3PD: not on the flood risk listSL2 3PE: not on the flood risk listSL2 3PG: not on the flood risk listSL2 3PJ: not on the flood risk listSL2 3PP: not on the flood risk listSL2 3PR: not on the flood risk listSL2 3PS: not on the flood risk listSL2 3PX: not on the flood risk listSL2 3PY: not on the flood risk listSL2 3PZ: not on the flood risk listSL2 3QA: not on the flood risk listSL2 3QB: not on the flood risk listSL2 3QD: not on the flood risk listSL2 3QE: not on the flood risk listSL2 3QF: not on the flood risk listSL2 3QL: not on the flood risk listSL2 3QR: not on the flood risk listSL2 3QS: not on the flood risk listSL2 3QT: not on the flood risk listSL2 3QU: not on the flood risk listSL2 3QX: not on the flood risk listSL2 3QY: not on the flood risk listSL2 3QZ: not on the flood risk listSL2 3RA: not on the flood risk listSL2 3RB: not on the flood risk listSL2 3RD: not on the flood risk listSL2 3RE: not on the flood risk listSL2 3RF: not on the flood risk listSL2 3RG: not on the flood risk listSL2 3RH: not on the flood risk listSL2 3RJ: not on the flood risk listSL2 3RL: not on the flood risk listSL2 3RN: not on the flood risk listSL2 3RR: not on the flood risk listSL2 3RW: not on the flood risk listSL2 3RY: not on the flood risk listSL2 3SB: not on the flood risk listSL2 3SD: not on the flood risk listSL2 3SE: not on the flood risk listSL2 3SF: not on the flood risk listSL2 3SL: not on the flood risk listSL2 3SN: not on the flood risk listSL2 3SP: not on the flood risk listSL2 3SQ: not on the flood risk listSL2 3SR: not on the flood risk listSL2 3SS: not on the flood risk listSL2 3ST: not on the flood risk listSL2 3SW: not on the flood risk listSL2 3SZ: not on the flood risk listSL2 3TA: not on the flood risk listSL2 3TB: not on the flood risk listSL2 3TD: not on the flood risk listSL2 3TE: not on the flood risk listSL2 3TF: not on the flood risk listSL2 3TG: not on the flood risk listSL2 3TH: not on the flood risk listSL2 3TJ: not on the flood risk listSL2 3TL: not on the flood risk listSL2 3TN: not on the flood risk listSL2 3TP: not on the flood risk listSL2 3TQ: not on the flood risk listSL2 3TR: not on the flood risk listSL2 3TS: not on the flood risk listSL2 3TT: not on the flood risk listSL2 3TU: not on the flood risk listSL2 3TW: not on the flood risk listSL2 3TX: not on the flood risk listSL2 3TY: not on the flood risk listSL2 3TZ: not on the flood risk listSL2 3UA: not on the flood risk listSL2 3UB: not on the flood risk listSL2 3UD: not on the flood risk listSL2 3UE: not on the flood risk listSL2 3UF: not on the flood risk listSL2 3UL: not on the flood risk listSL2 3UN: not on the flood risk listSL2 3UR: not on the flood risk listSL2 3UT: not on the flood risk listSL2 3UU: not on the flood risk listSL2 3UW: not on the flood risk listSL2 3UX: not on the flood risk listSL2 3UY: not on the flood risk listSL2 3UZ: not on the flood risk listSL2 3WE: not on the flood risk listSL2 3WF: not on the flood risk listSL2 3XB: not on the flood risk listSL2 3XD: not on the flood risk listSL2 3XG: not on the flood risk listSL2 3XJ: not on the flood risk listSL2 3XL: not on the flood risk listSL2 3XN: not on the flood risk listSL2 3XP: not on the flood risk listSL2 3XQ: not on the flood risk listSL2 3XR: not on the flood risk listSL2 3XS: not on the flood risk listSL2 3XT: not on the flood risk listSL2 3XY: not on the flood risk listSL2 3YD: not on the flood risk listSL2 3YE: not on the flood risk listSL2 3YF: not on the flood risk listSL2 3YG: not on the flood risk listSL2 3YH: not on the flood risk listSL2 3YJ: not on the flood risk listSL2 3YL: not on the flood risk listSL2 3YQ: not on the flood risk listSL2 3YY: not on the flood risk list SloughGerrards CrossFarnham Common and Farnham RoyalStoke Poges Map of every postcode in the SL2 3 sector, by flood risk Of the 280 postcodes in the SL2 3 sector that ONS places, 280 are not on the Environment Agency's at-risk list. Places named: Slough, Farnham Common and Farnham Royal, Stoke Poges. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. M40A4 SloughFarnham Common and Farnham RoyalStoke Poges
  • 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: 280

Of the 280 postcodes in the SL2 3 sector that ONS places, 280 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 SL2 3?

Homes in SL2 3 sold for a typical £720,000 in the 12 months to August 2026, across 79 sales, up 20.7% on the 12 months before, HM Land Registry's figures show.

£720,000 typical price, the 12 months to August 2026
£596,500 12 months to August 2025
▲ up 20.7% on the 12 months before
  • Detached £997,500 42 sales
  • Semi-detached £592,500 13 sales
  • Terraced £445,000 12 sales
  • Flat or maisonette £325,500 12 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 SL2 3. 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 SL2 3

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.

SL2 3AASL2 3ABSL2 3ADSL2 3AESL2 3AFSL2 3AGSL2 3AHSL2 3AJSL2 3ALSL2 3ANSL2 3APSL2 3AQSL2 3ARSL2 3ASSL2 3ATSL2 3AUSL2 3AWSL2 3AXSL2 3AYSL2 3AZSL2 3BASL2 3BBSL2 3BDSL2 3BESL2 3BFSL2 3BGSL2 3BJSL2 3BPSL2 3BQSL2 3BRSL2 3BSSL2 3BTSL2 3BUSL2 3BWSL2 3BXSL2 3BYSL2 3BZSL2 3DASL2 3DBSL2 3DDSL2 3DESL2 3DFSL2 3DRSL2 3DSSL2 3DTSL2 3DUSL2 3DWSL2 3DXSL2 3DYSL2 3DZSL2 3EASL2 3EDSL2 3EESL2 3EFSL2 3EGSL2 3EHSL2 3EJSL2 3ELSL2 3ENSL2 3EPSL2 3EQSL2 3ERSL2 3ESSL2 3ETSL2 3EUSL2 3EWSL2 3EXSL2 3EYSL2 3EZSL2 3FESL2 3FGSL2 3FNSL2 3FQSL2 3FWSL2 3FYSL2 3FZSL2 3GESL2 3GFSL2 3GNSL2 3GQSL2 3GWSL2 3GXSL2 3HASL2 3HBSL2 3HDSL2 3HESL2 3HFSL2 3HGSL2 3HHSL2 3HJSL2 3HLSL2 3HPSL2 3HQSL2 3HRSL2 3HSSL2 3HTSL2 3HUSL2 3HWSL2 3HYSL2 3HZSL2 3JASL2 3JBSL2 3JDSL2 3JESL2 3JFSL2 3JGSL2 3JHSL2 3JJSL2 3JLSL2 3JNSL2 3JPSL2 3JRSL2 3JSSL2 3JTSL2 3JUSL2 3JWSL2 3JXSL2 3JYSL2 3JZSL2 3LBSL2 3LDSL2 3LESL2 3LFSL2 3LGSL2 3LHSL2 3LJSL2 3LLSL2 3LNSL2 3LPSL2 3LQSL2 3LRSL2 3LUSL2 3LXSL2 3LYSL2 3LZSL2 3NASL2 3NBSL2 3NDSL2 3NFSL2 3NGSL2 3NHSL2 3NJSL2 3NLSL2 3NNSL2 3NQSL2 3NRSL2 3NSSL2 3NTSL2 3NWSL2 3NXSL2 3NZSL2 3PASL2 3PBSL2 3PDSL2 3PESL2 3PFSL2 3PGSL2 3PJSL2 3PPSL2 3PQSL2 3PRSL2 3PSSL2 3PUSL2 3PXSL2 3PYSL2 3PZSL2 3QASL2 3QBSL2 3QDSL2 3QESL2 3QFSL2 3QGSL2 3QHSL2 3QJSL2 3QLSL2 3QQSL2 3QRSL2 3QSSL2 3QTSL2 3QUSL2 3QXSL2 3QYSL2 3QZSL2 3RASL2 3RBSL2 3RDSL2 3RESL2 3RFSL2 3RGSL2 3RHSL2 3RJSL2 3RLSL2 3RNSL2 3RPSL2 3RRSL2 3RSSL2 3RTSL2 3RWSL2 3RYSL2 3SBSL2 3SDSL2 3SESL2 3SFSL2 3SGSL2 3SHSL2 3SLSL2 3SNSL2 3SPSL2 3SQSL2 3SRSL2 3SSSL2 3STSL2 3SUSL2 3SWSL2 3SYSL2 3SZSL2 3TASL2 3TBSL2 3TDSL2 3TESL2 3TFSL2 3TGSL2 3THSL2 3TJSL2 3TLSL2 3TNSL2 3TPSL2 3TQSL2 3TRSL2 3TSSL2 3TTSL2 3TUSL2 3TWSL2 3TXSL2 3TYSL2 3TZSL2 3UASL2 3UBSL2 3UDSL2 3UESL2 3UFSL2 3ULSL2 3UNSL2 3URSL2 3UTSL2 3UUSL2 3UWSL2 3UXSL2 3UYSL2 3UZSL2 3WESL2 3WFSL2 3XBSL2 3XDSL2 3XGSL2 3XHSL2 3XJSL2 3XLSL2 3XNSL2 3XPSL2 3XQSL2 3XRSL2 3XSSL2 3XTSL2 3XUSL2 3XWSL2 3XXSL2 3XYSL2 3XZSL2 3YASL2 3YBSL2 3YDSL2 3YESL2 3YFSL2 3YGSL2 3YHSL2 3YJSL2 3YLSL2 3YQSL2 3YY

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.

Check a postcode

Something wrong on this page? Report an error and we will check it against the source.