W4 5 postcode sector in the W4 district

W4 5 is a sector of the W4 district: every postcode that starts W4 5. It has 212 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 W4 5 sector, and which are new since 2020

Map of every postcode in the W4 5 sector, by new since 2020 Of the 212 postcodes in the W4 5 sector that ONS places, 7 are new since 2020 and 205 were in use before 2020. Places named: Southfield, Chiswick Gunnersbury. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A406M4A3000 W4 5AA: before 2020W4 5AB: before 2020W4 5AD: before 2020W4 5AE: before 2020W4 5AF: before 2020W4 5AG: before 2020W4 5AH: before 2020W4 5AJ: before 2020W4 5AL: before 2020W4 5AN: before 2020W4 5AP: before 2020W4 5AQ: before 2020W4 5AR: before 2020W4 5AS: before 2020W4 5AT: before 2020W4 5AU: before 2020W4 5AW: before 2020W4 5AX: before 2020W4 5AY: before 2020W4 5AZ: before 2020W4 5BA: before 2020W4 5BB: before 2020W4 5BD: before 2020W4 5BF: before 2020W4 5BH: before 2020W4 5BJ: before 2020W4 5BL: before 2020W4 5BN: before 2020W4 5BP: before 2020W4 5BS: before 2020W4 5BT: before 2020W4 5BU: before 2020W4 5BW: before 2020W4 5DA: before 2020W4 5DD: before 2020W4 5DE: before 2020W4 5DF: before 2020W4 5DG: before 2020W4 5DH: before 2020W4 5DJ: before 2020W4 5DL: before 2020W4 5DN: before 2020W4 5DP: before 2020W4 5DQ: before 2020W4 5DR: before 2020W4 5DS: before 2020W4 5DT: before 2020W4 5DU: before 2020W4 5DW: before 2020W4 5DX: before 2020W4 5DY: before 2020W4 5EA: before 2020W4 5EB: before 2020W4 5ED: before 2020W4 5EE: before 2020W4 5EF: before 2020W4 5EG: before 2020W4 5EH: before 2020W4 5EJ: before 2020W4 5EL: before 2020W4 5EN: before 2020W4 5EP: before 2020W4 5EQ: before 2020W4 5ER: before 2020W4 5ES: before 2020W4 5ET: before 2020W4 5EU: before 2020W4 5EW: before 2020W4 5EY: before 2020W4 5EZ: before 2020W4 5FU: before 2020W4 5GW: before 2020W4 5HA: before 2020W4 5HB: before 2020W4 5HE: before 2020W4 5HG: before 2020W4 5HH: before 2020W4 5HJ: before 2020W4 5HL: before 2020W4 5HN: before 2020W4 5HP: before 2020W4 5HQ: before 2020W4 5HR: before 2020W4 5HS: before 2020W4 5HT: before 2020W4 5HU: before 2020W4 5HW: before 2020W4 5HY: before 2020W4 5HZ: before 2020W4 5JA: before 2020W4 5JB: before 2020W4 5JD: before 2020W4 5JE: before 2020W4 5JF: before 2020W4 5JH: before 2020W4 5JJ: before 2020W4 5JL: before 2020W4 5JN: before 2020W4 5JP: before 2020W4 5JQ: before 2020W4 5JR: before 2020W4 5JS: before 2020W4 5JT: before 2020W4 5JU: before 2020W4 5JW: before 2020W4 5LA: before 2020W4 5LB: before 2020W4 5LD: before 2020W4 5LE: before 2020W4 5LF: before 2020W4 5LG: before 2020W4 5LH: before 2020W4 5LJ: before 2020W4 5LL: before 2020W4 5LN: before 2020W4 5LP: before 2020W4 5LR: before 2020W4 5LS: before 2020W4 5LT: before 2020W4 5LU: before 2020W4 5LW: before 2020W4 5LX: before 2020W4 5LY: before 2020W4 5LZ: before 2020W4 5NB: before 2020W4 5NE: before 2020W4 5NG: before 2020W4 5NH: before 2020W4 5NJ: before 2020W4 5NL: before 2020W4 5NN: before 2020W4 5NP: before 2020W4 5NQ: before 2020W4 5NR: before 2020W4 5NS: before 2020W4 5NT: before 2020W4 5NW: before 2020W4 5NZ: before 2020W4 5PR: before 2020W4 5PS: before 2020W4 5PY: before 2020W4 5QB: before 2020W4 5QJ: before 2020W4 5QL: before 2020W4 5RA: before 2020W4 5RB: before 2020W4 5RE: before 2020W4 5RF: before 2020W4 5RG: before 2020W4 5RH: before 2020W4 5RL: before 2020W4 5RP: before 2020W4 5RR: before 2020W4 5RU: before 2020W4 5RY: before 2020W4 5SB: before 2020W4 5SD: before 2020W4 5SE: before 2020W4 5SF: before 2020W4 5SN: before 2020W4 5SP: before 2020W4 5SR: before 2020W4 5SS: before 2020W4 5ST: before 2020W4 5SU: before 2020W4 5SW: before 2020W4 5SX: before 2020W4 5SY: before 2020W4 5SZ: before 2020W4 5TA: before 2020W4 5TF: before 2020W4 5TT: before 2020W4 5TZ: before 2020W4 5UD: before 2020W4 5UF: before 2020W4 5UG: before 2020W4 5UH: before 2020W4 5UJ: before 2020W4 5UL: before 2020W4 5UN: before 2020W4 5UP: before 2020W4 5UQ: before 2020W4 5UR: before 2020W4 5UT: before 2020W4 5UU: before 2020W4 5UW: before 2020W4 5UX: before 2020W4 5UY: before 2020W4 5XA: before 2020W4 5XB: before 2020W4 5XD: before 2020W4 5XF: before 2020W4 5XL: before 2020W4 5XS: before 2020W4 5XT: before 2020W4 5XU: before 2020W4 5YA: before 2020W4 5YB: before 2020W4 5YE: before 2020W4 5YF: before 2020W4 5YG: before 2020W4 5YS: before 2020W4 5YT: before 2020W4 5BG: new since 2020W4 5DB: new since 2020W4 5NY: new since 2020W4 5RT: new since 2020W4 5TD: new since 2020W4 5TG: new since 2020W4 5TH: new since 2020 SouthfieldChiswick Gunnersbury Map of every postcode in the W4 5 sector, by new since 2020 Of the 212 postcodes in the W4 5 sector that ONS places, 7 are new since 2020 and 205 were in use before 2020. Places named: Southfield, Chiswick Gunnersbury. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. SouthfieldChiswick Gunnersbury
  • New since 2020: 7
  • In use before 2020: 205

Of the 212 postcodes in the W4 5 sector that ONS places, 7 are new since 2020 and 205 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 5 newest postcodes

W4 5RTApril 2026W4 5BGMarch 2025W4 5TDSeptember 2024W4 5TGMarch 2024W4 5THOctober 2023

What do homes sell for in W4 5?

Homes in W4 5 sold for a typical £627,080 in the 12 months to August 2026, across 117 sales, down 10.4% on the 12 months before, HM Land Registry's figures show.

£627,080 typical price, the 12 months to August 2026
£700,000 12 months to August 2025
▼ down 10.4% on the 12 months before
  • Detached 1 sale, too few to price
  • Semi-detached £1,625,000 5 sales
  • Terraced £1,070,000 37 sales
  • Flat or maisonette £527,500 74 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 W4 5. 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 W4 5

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.

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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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