WD23 4 postcode sector in the WD23 district

WD23 4 is a sector of the WD23 district: every postcode that starts WD23 4. It has 158 postcodes in use, 5 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 WD23 4 sector, and which are new since 2020

Map of every postcode in the WD23 4 sector, by new since 2020 Of the 158 postcodes in the WD23 4 sector that ONS places, 3 are new since 2020 and 155 were in use before 2020. Places named: Bushey. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. M1A41A411 WD23 4AA: before 2020WD23 4AB: before 2020WD23 4AD: before 2020WD23 4AE: before 2020WD23 4AF: before 2020WD23 4AG: before 2020WD23 4DN: before 2020WD23 4DQ: before 2020WD23 4EB: before 2020WD23 4ED: before 2020WD23 4EE: before 2020WD23 4EF: before 2020WD23 4EG: before 2020WD23 4EH: before 2020WD23 4EJ: before 2020WD23 4EL: before 2020WD23 4FA: before 2020WD23 4FB: before 2020WD23 4FE: before 2020WD23 4FX: before 2020WD23 4FY: before 2020WD23 4GA: before 2020WD23 4GB: before 2020WD23 4GD: before 2020WD23 4GE: before 2020WD23 4GF: before 2020WD23 4GG: before 2020WD23 4GH: before 2020WD23 4GJ: before 2020WD23 4GL: before 2020WD23 4GN: before 2020WD23 4GP: before 2020WD23 4GQ: before 2020WD23 4GR: before 2020WD23 4GS: before 2020WD23 4GT: before 2020WD23 4HG: before 2020WD23 4HH: before 2020WD23 4HJ: before 2020WD23 4HL: before 2020WD23 4HN: before 2020WD23 4HP: before 2020WD23 4HQ: before 2020WD23 4HR: before 2020WD23 4HS: before 2020WD23 4HT: before 2020WD23 4HU: before 2020WD23 4HW: before 2020WD23 4HX: before 2020WD23 4HY: before 2020WD23 4HZ: before 2020WD23 4JA: before 2020WD23 4JB: before 2020WD23 4JD: before 2020WD23 4JH: before 2020WD23 4JP: before 2020WD23 4JR: before 2020WD23 4JS: before 2020WD23 4JT: before 2020WD23 4JU: before 2020WD23 4JW: before 2020WD23 4JX: before 2020WD23 4JY: before 2020WD23 4JZ: before 2020WD23 4LA: before 2020WD23 4LB: before 2020WD23 4LD: before 2020WD23 4LE: before 2020WD23 4LF: before 2020WD23 4LG: before 2020WD23 4LH: before 2020WD23 4LJ: before 2020WD23 4LN: before 2020WD23 4LP: before 2020WD23 4LQ: before 2020WD23 4NN: before 2020WD23 4NP: before 2020WD23 4NQ: before 2020WD23 4NR: before 2020WD23 4NS: before 2020WD23 4NT: before 2020WD23 4NU: before 2020WD23 4NW: before 2020WD23 4NX: before 2020WD23 4NY: before 2020WD23 4NZ: before 2020WD23 4PA: before 2020WD23 4PU: before 2020WD23 4PX: before 2020WD23 4PY: before 2020WD23 4PZ: before 2020WD23 4QA: before 2020WD23 4QB: before 2020WD23 4QD: before 2020WD23 4QE: before 2020WD23 4QF: before 2020WD23 4QG: before 2020WD23 4QH: before 2020WD23 4QJ: before 2020WD23 4QL: before 2020WD23 4QN: before 2020WD23 4QP: before 2020WD23 4QQ: before 2020WD23 4QR: before 2020WD23 4QS: before 2020WD23 4QT: before 2020WD23 4QW: before 2020WD23 4RA: before 2020WD23 4RD: before 2020WD23 4RE: before 2020WD23 4RF: before 2020WD23 4RG: before 2020WD23 4RH: before 2020WD23 4RN: before 2020WD23 4RP: before 2020WD23 4RQ: before 2020WD23 4RR: before 2020WD23 4RT: before 2020WD23 4RX: before 2020WD23 4SA: before 2020WD23 4SB: before 2020WD23 4SD: before 2020WD23 4SE: before 2020WD23 4SG: before 2020WD23 4SH: before 2020WD23 4SJ: before 2020WD23 4SL: before 2020WD23 4SN: before 2020WD23 4SP: before 2020WD23 4SQ: before 2020WD23 4SR: before 2020WD23 4SW: before 2020WD23 4TB: before 2020WD23 4TD: before 2020WD23 4TE: before 2020WD23 4TF: before 2020WD23 4TG: before 2020WD23 4TH: before 2020WD23 4TJ: before 2020WD23 4TU: before 2020WD23 4TW: before 2020WD23 4UA: before 2020WD23 4UB: before 2020WD23 4UD: before 2020WD23 4UF: before 2020WD23 4UG: before 2020WD23 4UH: before 2020WD23 4UJ: before 2020WD23 4UL: before 2020WD23 4UQ: before 2020WD23 4XA: before 2020WD23 4XF: before 2020WD23 4YF: before 2020WD23 4ZL: before 2020WD23 4AH: new since 2020WD23 4AJ: new since 2020WD23 4FZ: new since 2020 Bushey Map of every postcode in the WD23 4 sector, by new since 2020 Of the 158 postcodes in the WD23 4 sector that ONS places, 3 are new since 2020 and 155 were in use before 2020. Places named: Bushey. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. M1A41 Bushey
  • New since 2020: 3
  • In use before 2020: 155

Of the 158 postcodes in the WD23 4 sector that ONS places, 3 are new since 2020 and 155 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.

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 3 newest postcodes

WD23 4AJMarch 2026WD23 4FZJuly 2023WD23 4AHJune 2021

What do homes sell for in WD23 4?

Homes in WD23 4 sold for a typical £560,000 in the 12 months to August 2026, across 59 sales, down 13.2% on the 12 months before, HM Land Registry's figures show.

£560,000 typical price, the 12 months to August 2026
£645,000 12 months to August 2025
▼ down 13.2% on the 12 months before
  • Detached £810,000 9 sales
  • Semi-detached £687,500 23 sales
  • Terraced £455,000 12 sales
  • Flat or maisonette £320,000 15 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 WD23 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 WD23 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.

WD23 4AAWD23 4ABWD23 4ADWD23 4AEWD23 4AFWD23 4AGWD23 4AHWD23 4AJWD23 4DNWD23 4DQWD23 4EBWD23 4EDWD23 4EEWD23 4EFWD23 4EGWD23 4EHWD23 4EJWD23 4ELWD23 4FAWD23 4FBWD23 4FEWD23 4FXWD23 4FYWD23 4FZWD23 4GAWD23 4GBWD23 4GDWD23 4GEWD23 4GFWD23 4GGWD23 4GHWD23 4GJWD23 4GLWD23 4GNWD23 4GPWD23 4GQWD23 4GRWD23 4GSWD23 4GTWD23 4HGWD23 4HHWD23 4HJWD23 4HLWD23 4HNWD23 4HPWD23 4HQWD23 4HRWD23 4HSWD23 4HTWD23 4HUWD23 4HWWD23 4HXWD23 4HYWD23 4HZWD23 4JAWD23 4JBWD23 4JDWD23 4JHWD23 4JPWD23 4JRWD23 4JSWD23 4JTWD23 4JUWD23 4JWWD23 4JXWD23 4JYWD23 4JZWD23 4LAWD23 4LBWD23 4LDWD23 4LEWD23 4LFWD23 4LGWD23 4LHWD23 4LJWD23 4LNWD23 4LPWD23 4LQWD23 4NNWD23 4NPWD23 4NQWD23 4NRWD23 4NSWD23 4NTWD23 4NUWD23 4NWWD23 4NXWD23 4NYWD23 4NZWD23 4PAWD23 4PUWD23 4PXWD23 4PYWD23 4PZWD23 4QAWD23 4QBWD23 4QDWD23 4QEWD23 4QFWD23 4QGWD23 4QHWD23 4QJWD23 4QLWD23 4QNWD23 4QPWD23 4QQWD23 4QRWD23 4QSWD23 4QTWD23 4QWWD23 4RAWD23 4RDWD23 4REWD23 4RFWD23 4RGWD23 4RHWD23 4RNWD23 4RPWD23 4RQWD23 4RRWD23 4RTWD23 4RXWD23 4SAWD23 4SBWD23 4SDWD23 4SEWD23 4SGWD23 4SHWD23 4SJWD23 4SLWD23 4SNWD23 4SPWD23 4SQWD23 4SRWD23 4SWWD23 4TBWD23 4TDWD23 4TEWD23 4TFWD23 4TGWD23 4THWD23 4TJWD23 4TUWD23 4TWWD23 4UAWD23 4UBWD23 4UDWD23 4UEWD23 4UFWD23 4UGWD23 4UHWD23 4UJWD23 4ULWD23 4UQWD23 4XAWD23 4XFWD23 4YFWD23 4ZL

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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