SW12 9 postcode sector in the SW12 district

SW12 9 is a sector of the SW12 district: every postcode that starts SW12 9. It has 186 postcodes in use, 9 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 SW12 9 sector, and which are new since 2020

Map of every postcode in the SW12 9 sector, by new since 2020 Of the 186 postcodes in the SW12 9 sector that ONS places, 1 are new since 2020 and 185 were in use before 2020. Places named: Balham, South Balham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. SW12 9AA: before 2020SW12 9AF: before 2020SW12 9AG: before 2020SW12 9AH: before 2020SW12 9AJ: before 2020SW12 9AL: before 2020SW12 9AN: before 2020SW12 9AP: before 2020SW12 9AQ: before 2020SW12 9AR: before 2020SW12 9AU: before 2020SW12 9AW: before 2020SW12 9AY: before 2020SW12 9AZ: before 2020SW12 9BA: before 2020SW12 9BD: before 2020SW12 9BE: before 2020SW12 9BN: before 2020SW12 9BP: before 2020SW12 9BS: before 2020SW12 9BW: before 2020SW12 9DJ: before 2020SW12 9DL: before 2020SW12 9DN: before 2020SW12 9DP: before 2020SW12 9DS: before 2020SW12 9DU: before 2020SW12 9DW: before 2020SW12 9DX: before 2020SW12 9DY: before 2020SW12 9DZ: before 2020SW12 9EA: before 2020SW12 9EB: before 2020SW12 9ED: before 2020SW12 9EE: before 2020SW12 9EF: before 2020SW12 9EG: before 2020SW12 9EH: before 2020SW12 9EJ: before 2020SW12 9EL: before 2020SW12 9EQ: before 2020SW12 9ER: before 2020SW12 9ES: before 2020SW12 9ET: before 2020SW12 9EX: before 2020SW12 9EY: before 2020SW12 9EZ: before 2020SW12 9HA: before 2020SW12 9HD: before 2020SW12 9HE: before 2020SW12 9HF: before 2020SW12 9HG: before 2020SW12 9HH: before 2020SW12 9HJ: before 2020SW12 9HL: before 2020SW12 9HN: before 2020SW12 9HQ: before 2020SW12 9HR: before 2020SW12 9HS: before 2020SW12 9HU: before 2020SW12 9HW: before 2020SW12 9HY: before 2020SW12 9HZ: before 2020SW12 9JA: before 2020SW12 9JB: before 2020SW12 9JD: before 2020SW12 9JE: before 2020SW12 9JF: before 2020SW12 9JG: before 2020SW12 9JH: before 2020SW12 9JJ: before 2020SW12 9JL: before 2020SW12 9JN: before 2020SW12 9JP: before 2020SW12 9JQ: before 2020SW12 9JR: before 2020SW12 9JS: before 2020SW12 9JW: before 2020SW12 9LA: before 2020SW12 9LB: before 2020SW12 9LD: before 2020SW12 9LE: before 2020SW12 9LF: before 2020SW12 9LG: before 2020SW12 9LH: before 2020SW12 9LJ: before 2020SW12 9LL: before 2020SW12 9LP: before 2020SW12 9LQ: before 2020SW12 9LR: before 2020SW12 9LS: before 2020SW12 9LT: before 2020SW12 9LU: before 2020SW12 9LW: before 2020SW12 9LX: before 2020SW12 9LY: before 2020SW12 9LZ: before 2020SW12 9NA: before 2020SW12 9NB: before 2020SW12 9ND: before 2020SW12 9NE: before 2020SW12 9NF: before 2020SW12 9NJ: before 2020SW12 9NL: before 2020SW12 9NN: before 2020SW12 9NP: before 2020SW12 9NR: before 2020SW12 9NS: before 2020SW12 9NT: before 2020SW12 9NU: before 2020SW12 9NW: before 2020SW12 9NX: before 2020SW12 9NY: before 2020SW12 9NZ: before 2020SW12 9PA: before 2020SW12 9PB: before 2020SW12 9PD: before 2020SW12 9PE: before 2020SW12 9PG: before 2020SW12 9PH: before 2020SW12 9PJ: before 2020SW12 9PL: before 2020SW12 9PN: before 2020SW12 9PP: before 2020SW12 9PQ: before 2020SW12 9PR: before 2020SW12 9PS: before 2020SW12 9PT: before 2020SW12 9PU: before 2020SW12 9PW: before 2020SW12 9PX: before 2020SW12 9PY: before 2020SW12 9PZ: before 2020SW12 9QA: before 2020SW12 9QE: before 2020SW12 9QF: before 2020SW12 9QG: before 2020SW12 9QH: before 2020SW12 9QJ: before 2020SW12 9QL: before 2020SW12 9QN: before 2020SW12 9QP: before 2020SW12 9QQ: before 2020SW12 9QR: before 2020SW12 9QS: before 2020SW12 9QT: before 2020SW12 9QU: before 2020SW12 9QW: before 2020SW12 9RA: before 2020SW12 9RB: before 2020SW12 9RD: before 2020SW12 9RE: before 2020SW12 9RF: before 2020SW12 9RG: before 2020SW12 9RJ: before 2020SW12 9RN: before 2020SW12 9RP: before 2020SW12 9RQ: before 2020SW12 9RR: before 2020SW12 9RS: before 2020SW12 9RT: before 2020SW12 9RU: before 2020SW12 9RW: before 2020SW12 9RX: before 2020SW12 9RY: before 2020SW12 9RZ: before 2020SW12 9SB: before 2020SW12 9SG: before 2020SW12 9SH: before 2020SW12 9SJ: before 2020SW12 9SL: before 2020SW12 9SN: before 2020SW12 9SR: before 2020SW12 9SS: before 2020SW12 9ST: before 2020SW12 9SU: before 2020SW12 9SX: before 2020SW12 9SY: before 2020SW12 9TT: before 2020SW12 9YJ: before 2020SW12 9BF: new since 2020 BalhamSouth Balham Map of every postcode in the SW12 9 sector, by new since 2020 Of the 186 postcodes in the SW12 9 sector that ONS places, 1 are new since 2020 and 185 were in use before 2020. Places named: Balham, South Balham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. BalhamSouth Balham
  • New since 2020: 1
  • In use before 2020: 185

Of the 186 postcodes in the SW12 9 sector that ONS places, 1 are new since 2020 and 185 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 newest postcode

SW12 9BFFebruary 2021

What do homes sell for in SW12 9?

Homes in SW12 9 sold for a typical £650,000 in the 12 months to August 2026, across 139 sales, up 3.8% on the 12 months before, HM Land Registry's figures show.

£650,000 typical price, the 12 months to August 2026
£626,500 12 months to August 2025
▲ up 3.8% on the 12 months before
  • Semi-detached £1,496,500 8 sales
  • Terraced £1,270,000 23 sales
  • Flat or maisonette £600,000 108 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 SW12 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 SW12 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.

SW12 9AASW12 9AFSW12 9AGSW12 9AHSW12 9AJSW12 9ALSW12 9ANSW12 9APSW12 9AQSW12 9ARSW12 9ASSW12 9AUSW12 9AWSW12 9AYSW12 9AZSW12 9BASW12 9BDSW12 9BESW12 9BFSW12 9BNSW12 9BPSW12 9BSSW12 9BWSW12 9DJSW12 9DLSW12 9DNSW12 9DPSW12 9DRSW12 9DSSW12 9DUSW12 9DWSW12 9DXSW12 9DYSW12 9DZSW12 9EASW12 9EBSW12 9EDSW12 9EESW12 9EFSW12 9EGSW12 9EHSW12 9EJSW12 9ELSW12 9EQSW12 9ERSW12 9ESSW12 9ETSW12 9EXSW12 9EYSW12 9EZSW12 9HASW12 9HDSW12 9HESW12 9HFSW12 9HGSW12 9HHSW12 9HJSW12 9HLSW12 9HNSW12 9HQSW12 9HRSW12 9HSSW12 9HUSW12 9HWSW12 9HYSW12 9HZSW12 9JASW12 9JBSW12 9JDSW12 9JESW12 9JFSW12 9JGSW12 9JHSW12 9JJSW12 9JLSW12 9JNSW12 9JPSW12 9JQSW12 9JRSW12 9JSSW12 9JWSW12 9LASW12 9LBSW12 9LDSW12 9LESW12 9LFSW12 9LGSW12 9LHSW12 9LJSW12 9LLSW12 9LPSW12 9LQSW12 9LRSW12 9LSSW12 9LTSW12 9LUSW12 9LWSW12 9LXSW12 9LYSW12 9LZSW12 9NASW12 9NBSW12 9NDSW12 9NESW12 9NFSW12 9NJSW12 9NLSW12 9NNSW12 9NPSW12 9NRSW12 9NSSW12 9NTSW12 9NUSW12 9NWSW12 9NXSW12 9NYSW12 9NZSW12 9PASW12 9PBSW12 9PDSW12 9PESW12 9PGSW12 9PHSW12 9PJSW12 9PLSW12 9PNSW12 9PPSW12 9PQSW12 9PRSW12 9PSSW12 9PTSW12 9PUSW12 9PWSW12 9PXSW12 9PYSW12 9PZSW12 9QASW12 9QESW12 9QFSW12 9QGSW12 9QHSW12 9QJSW12 9QLSW12 9QNSW12 9QPSW12 9QQSW12 9QRSW12 9QSSW12 9QTSW12 9QUSW12 9QWSW12 9QXSW12 9RASW12 9RBSW12 9RDSW12 9RESW12 9RFSW12 9RGSW12 9RJSW12 9RNSW12 9RPSW12 9RQSW12 9RRSW12 9RSSW12 9RTSW12 9RUSW12 9RWSW12 9RXSW12 9RYSW12 9RZSW12 9SBSW12 9SGSW12 9SHSW12 9SJSW12 9SLSW12 9SNSW12 9SRSW12 9SSSW12 9STSW12 9SUSW12 9SXSW12 9SYSW12 9TTSW12 9YJSW12 9ZLSW12 9ZS

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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