TW9 4 postcode sector in the TW9 district

TW9 4 is a sector of the TW9 district: every postcode that starts TW9 4. It has 142 postcodes in use, 4 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 TW9 4 sector, and which are new since 2020

Map of every postcode in the TW9 4 sector, by new since 2020 Of the 142 postcodes in the TW9 4 sector that ONS places, 2 are new since 2020 and 140 were in use before 2020. Places named: Kew, North Richmond. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A205 TW9 4AA: before 2020TW9 4AB: before 2020TW9 4AD: before 2020TW9 4AE: before 2020TW9 4AF: before 2020TW9 4AH: before 2020TW9 4AL: before 2020TW9 4AN: before 2020TW9 4AP: before 2020TW9 4AQ: before 2020TW9 4AR: before 2020TW9 4AS: before 2020TW9 4AT: before 2020TW9 4AW: before 2020TW9 4AY: before 2020TW9 4BA: before 2020TW9 4BB: before 2020TW9 4BD: before 2020TW9 4BE: before 2020TW9 4BF: before 2020TW9 4BG: before 2020TW9 4BH: before 2020TW9 4BJ: before 2020TW9 4BL: before 2020TW9 4BN: before 2020TW9 4BP: before 2020TW9 4BQ: before 2020TW9 4BS: before 2020TW9 4BT: before 2020TW9 4BU: before 2020TW9 4BW: before 2020TW9 4BX: before 2020TW9 4BY: before 2020TW9 4BZ: before 2020TW9 4DA: before 2020TW9 4DB: before 2020TW9 4DD: before 2020TW9 4DE: before 2020TW9 4DF: before 2020TW9 4DG: before 2020TW9 4DH: before 2020TW9 4DJ: before 2020TW9 4DL: before 2020TW9 4DN: before 2020TW9 4DP: before 2020TW9 4DQ: before 2020TW9 4DR: before 2020TW9 4DS: before 2020TW9 4DT: before 2020TW9 4DU: before 2020TW9 4DX: before 2020TW9 4DZ: before 2020TW9 4EA: before 2020TW9 4EB: before 2020TW9 4ED: before 2020TW9 4EE: before 2020TW9 4EF: before 2020TW9 4EG: before 2020TW9 4EJ: before 2020TW9 4EL: before 2020TW9 4EN: before 2020TW9 4EP: before 2020TW9 4EQ: before 2020TW9 4ES: before 2020TW9 4ET: before 2020TW9 4EU: before 2020TW9 4EW: before 2020TW9 4EY: before 2020TW9 4EZ: before 2020TW9 4FA: before 2020TW9 4FB: before 2020TW9 4FD: before 2020TW9 4FE: before 2020TW9 4FF: before 2020TW9 4FG: before 2020TW9 4HA: before 2020TW9 4HB: before 2020TW9 4HD: before 2020TW9 4HE: before 2020TW9 4HF: before 2020TW9 4HG: before 2020TW9 4HH: before 2020TW9 4HJ: before 2020TW9 4HP: before 2020TW9 4HQ: before 2020TW9 4HR: before 2020TW9 4HW: before 2020TW9 4JA: before 2020TW9 4JB: before 2020TW9 4JD: before 2020TW9 4JE: before 2020TW9 4JF: before 2020TW9 4JG: before 2020TW9 4JH: before 2020TW9 4JJ: before 2020TW9 4JL: before 2020TW9 4JN: before 2020TW9 4JP: before 2020TW9 4JQ: before 2020TW9 4JR: before 2020TW9 4JT: before 2020TW9 4JW: before 2020TW9 4LA: before 2020TW9 4LB: before 2020TW9 4LD: before 2020TW9 4LE: before 2020TW9 4LF: before 2020TW9 4LG: before 2020TW9 4LH: before 2020TW9 4LJ: before 2020TW9 4LL: before 2020TW9 4LN: before 2020TW9 4LQ: before 2020TW9 4LS: before 2020TW9 4LT: before 2020TW9 4LU: before 2020TW9 4LX: before 2020TW9 4LZ: before 2020TW9 4NB: before 2020TW9 4NG: before 2020TW9 4NH: before 2020TW9 4NR: before 2020TW9 4NZ: before 2020TW9 4PL: before 2020TW9 4PN: before 2020TW9 4QE: before 2020TW9 4QF: before 2020TW9 4QG: before 2020TW9 4QH: before 2020TW9 4QJ: before 2020TW9 4QL: before 2020TW9 4QN: before 2020TW9 4QP: before 2020TW9 4QQ: before 2020TW9 4QR: before 2020TW9 4QS: before 2020TW9 4QT: before 2020TW9 4QU: before 2020TW9 4QW: before 2020TW9 4FH: new since 2020TW9 4XA: new since 2020 KewNorth Richmond Map of every postcode in the TW9 4 sector, by new since 2020 Of the 142 postcodes in the TW9 4 sector that ONS places, 2 are new since 2020 and 140 were in use before 2020. Places named: Kew, North Richmond. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. KewNorth Richmond
  • New since 2020: 2
  • In use before 2020: 140

Of the 142 postcodes in the TW9 4 sector that ONS places, 2 are new since 2020 and 140 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

TW9 4FHMarch 2026TW9 4XAOctober 2023

What do homes sell for in TW9 4?

Homes in TW9 4 sold for a typical £686,500 in the 12 months to August 2026, across 81 sales, down 5.3% on the 12 months before, HM Land Registry's figures show.

£686,500 typical price, the 12 months to August 2026
£725,000 12 months to August 2025
▼ down 5.3% on the 12 months before
  • Detached £1,775,000 5 sales
  • Semi-detached £1,425,000 14 sales
  • Terraced £1,050,000 19 sales
  • Flat or maisonette £510,000 43 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 TW9 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 TW9 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.

TW9 4AATW9 4ABTW9 4ADTW9 4AETW9 4AFTW9 4AHTW9 4ALTW9 4ANTW9 4APTW9 4AQTW9 4ARTW9 4ASTW9 4ATTW9 4AWTW9 4AYTW9 4BATW9 4BBTW9 4BDTW9 4BETW9 4BFTW9 4BGTW9 4BHTW9 4BJTW9 4BLTW9 4BNTW9 4BPTW9 4BQTW9 4BSTW9 4BTTW9 4BUTW9 4BWTW9 4BXTW9 4BYTW9 4BZTW9 4DATW9 4DBTW9 4DDTW9 4DETW9 4DFTW9 4DGTW9 4DHTW9 4DJTW9 4DLTW9 4DNTW9 4DPTW9 4DQTW9 4DRTW9 4DSTW9 4DTTW9 4DUTW9 4DXTW9 4DZTW9 4EATW9 4EBTW9 4EDTW9 4EETW9 4EFTW9 4EGTW9 4EJTW9 4ELTW9 4ENTW9 4EPTW9 4EQTW9 4ESTW9 4ETTW9 4EUTW9 4EWTW9 4EYTW9 4EZTW9 4FATW9 4FBTW9 4FDTW9 4FETW9 4FFTW9 4FGTW9 4FHTW9 4HATW9 4HBTW9 4HDTW9 4HETW9 4HFTW9 4HGTW9 4HHTW9 4HJTW9 4HPTW9 4HQTW9 4HRTW9 4HWTW9 4JATW9 4JBTW9 4JDTW9 4JETW9 4JFTW9 4JGTW9 4JHTW9 4JJTW9 4JLTW9 4JNTW9 4JPTW9 4JQTW9 4JRTW9 4JTTW9 4JWTW9 4LATW9 4LBTW9 4LDTW9 4LETW9 4LFTW9 4LGTW9 4LHTW9 4LJTW9 4LLTW9 4LNTW9 4LQTW9 4LSTW9 4LTTW9 4LUTW9 4LXTW9 4LZTW9 4NBTW9 4NGTW9 4NHTW9 4NRTW9 4NZTW9 4PLTW9 4PNTW9 4QETW9 4QFTW9 4QGTW9 4QHTW9 4QJTW9 4QLTW9 4QNTW9 4QPTW9 4QQTW9 4QRTW9 4QSTW9 4QTTW9 4QUTW9 4QWTW9 4RSTW9 4XA

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.