WS1 4 postcode sector in the WS1 district

WS1 4 is a sector of the WS1 district: every postcode that starts WS1 4. It has 124 postcodes in use, 7 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 WS1 4 sector, and which are new since 2020

Map of every postcode in the WS1 4 sector, by new since 2020 Of the 124 postcodes in the WS1 4 sector that ONS places, 2 are new since 2020 and 122 were in use before 2020. Places named: Palfrey & The Delves. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. M6A4031 WS1 4AA: before 2020WS1 4AB: before 2020WS1 4AE: before 2020WS1 4AF: before 2020WS1 4AG: before 2020WS1 4AH: before 2020WS1 4AL: before 2020WS1 4AN: before 2020WS1 4AP: before 2020WS1 4AQ: before 2020WS1 4AR: before 2020WS1 4AS: before 2020WS1 4AT: before 2020WS1 4AU: before 2020WS1 4AW: before 2020WS1 4AX: before 2020WS1 4AY: before 2020WS1 4AZ: before 2020WS1 4BA: before 2020WS1 4BB: before 2020WS1 4BD: before 2020WS1 4BE: before 2020WS1 4BG: before 2020WS1 4BJ: before 2020WS1 4BP: before 2020WS1 4BQ: before 2020WS1 4BT: before 2020WS1 4BU: before 2020WS1 4BW: before 2020WS1 4BX: before 2020WS1 4BY: before 2020WS1 4BZ: before 2020WS1 4DA: before 2020WS1 4DB: before 2020WS1 4DD: before 2020WS1 4DE: before 2020WS1 4DH: before 2020WS1 4DJ: before 2020WS1 4DN: before 2020WS1 4DP: before 2020WS1 4DQ: before 2020WS1 4DR: before 2020WS1 4DS: before 2020WS1 4DT: before 2020WS1 4DU: before 2020WS1 4DW: before 2020WS1 4DX: before 2020WS1 4DY: before 2020WS1 4DZ: before 2020WS1 4EA: before 2020WS1 4EB: before 2020WS1 4ED: before 2020WS1 4EE: before 2020WS1 4EF: before 2020WS1 4EH: before 2020WS1 4EJ: before 2020WS1 4EQ: before 2020WS1 4EW: before 2020WS1 4EZ: before 2020WS1 4HD: before 2020WS1 4HE: before 2020WS1 4HF: before 2020WS1 4HG: before 2020WS1 4HH: before 2020WS1 4HJ: before 2020WS1 4HL: before 2020WS1 4HN: before 2020WS1 4HQ: before 2020WS1 4HS: before 2020WS1 4HU: before 2020WS1 4HW: before 2020WS1 4HX: before 2020WS1 4HY: before 2020WS1 4HZ: before 2020WS1 4JA: before 2020WS1 4JB: before 2020WS1 4JD: before 2020WS1 4JG: before 2020WS1 4JH: before 2020WS1 4JJ: before 2020WS1 4JL: before 2020WS1 4JQ: before 2020WS1 4JS: before 2020WS1 4JT: before 2020WS1 4JW: before 2020WS1 4JX: before 2020WS1 4JY: before 2020WS1 4JZ: before 2020WS1 4LA: before 2020WS1 4LB: before 2020WS1 4LD: before 2020WS1 4LE: before 2020WS1 4LF: before 2020WS1 4LG: before 2020WS1 4LH: before 2020WS1 4LJ: before 2020WS1 4LL: before 2020WS1 4LN: before 2020WS1 4LQ: before 2020WS1 4LR: before 2020WS1 4LS: before 2020WS1 4LT: before 2020WS1 4LW: before 2020WS1 4LY: before 2020WS1 4LZ: before 2020WS1 4NA: before 2020WS1 4NB: before 2020WS1 4ND: before 2020WS1 4NG: before 2020WS1 4NL: before 2020WS1 4NN: before 2020WS1 4NR: before 2020WS1 4NS: before 2020WS1 4NU: before 2020WS1 4NW: before 2020WS1 4NX: before 2020WS1 4PA: before 2020WS1 4PB: before 2020WS1 4SA: before 2020WS1 4SB: before 2020WS1 4SD: before 2020WS1 4SE: before 2020WS1 4AJ: new since 2020WS1 4BF: new since 2020 Palfrey & The Delves Map of every postcode in the WS1 4 sector, by new since 2020 Of the 124 postcodes in the WS1 4 sector that ONS places, 2 are new since 2020 and 122 were in use before 2020. Places named: Palfrey & The Delves. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A4031 Palfrey & The Delves
  • New since 2020: 2
  • In use before 2020: 122

Of the 124 postcodes in the WS1 4 sector that ONS places, 2 are new since 2020 and 122 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. 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

WS1 4BFApril 2026WS1 4AJFebruary 2022

What do homes sell for in WS1 4?

Homes in WS1 4 sold for a typical £170,000 in the 12 months to August 2026, across 33 sales, up 3% on the 12 months before, HM Land Registry's figures show.

£170,000 typical price, the 12 months to August 2026
£165,000 12 months to August 2025
▲ up 3% on the 12 months before
  • Detached 1 sale, too few to price
  • Semi-detached £286,000 5 sales
  • Terraced £167,500 25 sales
  • Flat or maisonette 2 sales, too few to price

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 WS1 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 WS1 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.

WS1 4AAWS1 4ABWS1 4AEWS1 4AFWS1 4AGWS1 4AHWS1 4AJWS1 4ALWS1 4ANWS1 4APWS1 4AQWS1 4ARWS1 4ASWS1 4ATWS1 4AUWS1 4AWWS1 4AXWS1 4AYWS1 4AZWS1 4BAWS1 4BBWS1 4BDWS1 4BEWS1 4BFWS1 4BGWS1 4BJWS1 4BPWS1 4BQWS1 4BTWS1 4BUWS1 4BWWS1 4BXWS1 4BYWS1 4BZWS1 4DAWS1 4DBWS1 4DDWS1 4DEWS1 4DHWS1 4DJWS1 4DNWS1 4DPWS1 4DQWS1 4DRWS1 4DSWS1 4DTWS1 4DUWS1 4DWWS1 4DXWS1 4DYWS1 4DZWS1 4EAWS1 4EBWS1 4EDWS1 4EEWS1 4EFWS1 4EHWS1 4EJWS1 4EQWS1 4EWWS1 4EZWS1 4HDWS1 4HEWS1 4HFWS1 4HGWS1 4HHWS1 4HJWS1 4HLWS1 4HNWS1 4HQWS1 4HSWS1 4HUWS1 4HWWS1 4HXWS1 4HYWS1 4HZWS1 4JAWS1 4JBWS1 4JDWS1 4JGWS1 4JHWS1 4JJWS1 4JLWS1 4JQWS1 4JSWS1 4JTWS1 4JWWS1 4JXWS1 4JYWS1 4JZWS1 4LAWS1 4LBWS1 4LDWS1 4LEWS1 4LFWS1 4LGWS1 4LHWS1 4LJWS1 4LLWS1 4LNWS1 4LQWS1 4LRWS1 4LSWS1 4LTWS1 4LWWS1 4LYWS1 4LZWS1 4NAWS1 4NBWS1 4NDWS1 4NGWS1 4NLWS1 4NNWS1 4NRWS1 4NSWS1 4NUWS1 4NWWS1 4NXWS1 4PAWS1 4PBWS1 4SAWS1 4SBWS1 4SDWS1 4SE

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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