UB3 4 postcode sector in the UB3 district

UB3 4 is a sector of the UB3 district: every postcode that starts UB3 4. It has 198 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 UB3 4 sector, by flood risk

Map of every postcode in the UB3 4 sector, by flood risk Of the 198 postcodes in the UB3 4 sector that ONS places, 2 have a home or business at high risk, 1 are at low risk at worst and 195 are not on the Environment Agency's at-risk list. Places named: Pinkwell, Hayes Town. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. M4A312 UB3 4AD: not on the flood risk listUB3 4AE: not on the flood risk listUB3 4AF: not on the flood risk listUB3 4AG: not on the flood risk listUB3 4AJ: not on the flood risk listUB3 4AN: not on the flood risk listUB3 4AP: not on the flood risk listUB3 4AQ: not on the flood risk listUB3 4AR: not on the flood risk listUB3 4AS: not on the flood risk listUB3 4AT: not on the flood risk listUB3 4AU: not on the flood risk listUB3 4AW: not on the flood risk listUB3 4AX: not on the flood risk listUB3 4AZ: not on the flood risk listUB3 4BA: not on the flood risk listUB3 4BD: not on the flood risk listUB3 4BE: not on the flood risk listUB3 4BG: not on the flood risk listUB3 4BN: not on the flood risk listUB3 4BP: not on the flood risk listUB3 4BQ: not on the flood risk listUB3 4BX: not on the flood risk listUB3 4BY: not on the flood risk listUB3 4DA: not on the flood risk listUB3 4DD: not on the flood risk listUB3 4DF: not on the flood risk listUB3 4DQ: not on the flood risk listUB3 4DS: not on the flood risk listUB3 4DX: not on the flood risk listUB3 4EA: not on the flood risk listUB3 4EB: not on the flood risk listUB3 4ED: not on the flood risk listUB3 4EE: not on the flood risk listUB3 4EF: not on the flood risk listUB3 4EG: not on the flood risk listUB3 4EH: not on the flood risk listUB3 4EJ: not on the flood risk listUB3 4EL: not on the flood risk listUB3 4EN: not on the flood risk listUB3 4EP: not on the flood risk listUB3 4EQ: not on the flood risk listUB3 4ER: not on the flood risk listUB3 4ES: not on the flood risk listUB3 4ET: not on the flood risk listUB3 4EU: not on the flood risk listUB3 4EW: not on the flood risk listUB3 4EX: not on the flood risk listUB3 4EY: not on the flood risk listUB3 4EZ: not on the flood risk listUB3 4FD: not on the flood risk listUB3 4FF: not on the flood risk listUB3 4FG: not on the flood risk listUB3 4FH: not on the flood risk listUB3 4FL: not on the flood risk listUB3 4FN: not on the flood risk listUB3 4FP: not on the flood risk listUB3 4FR: not on the flood risk listUB3 4FS: not on the flood risk listUB3 4FT: not on the flood risk listUB3 4FU: not on the flood risk listUB3 4FW: not on the flood risk listUB3 4FX: not on the flood risk listUB3 4FY: not on the flood risk listUB3 4FZ: not on the flood risk listUB3 4GB: not on the flood risk listUB3 4GE: not on the flood risk listUB3 4GG: not on the flood risk listUB3 4GH: not on the flood risk listUB3 4GJ: not on the flood risk listUB3 4GL: not on the flood risk listUB3 4GN: not on the flood risk listUB3 4HA: not on the flood risk listUB3 4HB: not on the flood risk listUB3 4HD: not on the flood risk listUB3 4HE: not on the flood risk listUB3 4HF: not on the flood risk listUB3 4HN: not on the flood risk listUB3 4HP: not on the flood risk listUB3 4HQ: not on the flood risk listUB3 4HR: not on the flood risk listUB3 4HW: not on the flood risk listUB3 4JA: not on the flood risk listUB3 4JB: not on the flood risk listUB3 4JD: not on the flood risk listUB3 4JE: not on the flood risk listUB3 4JF: not on the flood risk listUB3 4JG: not on the flood risk listUB3 4JH: not on the flood risk listUB3 4JJ: not on the flood risk listUB3 4JL: not on the flood risk listUB3 4JN: not on the flood risk listUB3 4JP: not on the flood risk listUB3 4JQ: not on the flood risk listUB3 4JR: not on the flood risk listUB3 4JS: not on the flood risk listUB3 4JT: not on the flood risk listUB3 4JU: not on the flood risk listUB3 4JW: not on the flood risk listUB3 4JX: not on the flood risk listUB3 4JY: not on the flood risk listUB3 4JZ: not on the flood risk listUB3 4LA: not on the flood risk listUB3 4LB: not on the flood risk listUB3 4LD: not on the flood risk listUB3 4LE: not on the flood risk listUB3 4LF: not on the flood risk listUB3 4LG: not on the flood risk listUB3 4LH: not on the flood risk listUB3 4LJ: not on the flood risk listUB3 4LL: not on the flood risk listUB3 4LN: not on the flood risk listUB3 4LP: not on the flood risk listUB3 4LQ: not on the flood risk listUB3 4LR: not on the flood risk listUB3 4LS: not on the flood risk listUB3 4LT: not on the flood risk listUB3 4LU: not on the flood risk listUB3 4LW: not on the flood risk listUB3 4LX: not on the flood risk listUB3 4NA: not on the flood risk listUB3 4ND: not on the flood risk listUB3 4NE: not on the flood risk listUB3 4NF: not on the flood risk listUB3 4NG: not on the flood risk listUB3 4NH: not on the flood risk listUB3 4NJ: not on the flood risk listUB3 4NL: not on the flood risk listUB3 4NN: not on the flood risk listUB3 4NP: not on the flood risk listUB3 4NQ: not on the flood risk listUB3 4NR: not on the flood risk listUB3 4NS: not on the flood risk listUB3 4NT: not on the flood risk listUB3 4NU: not on the flood risk listUB3 4NW: not on the flood risk listUB3 4NX: not on the flood risk listUB3 4NY: not on the flood risk listUB3 4NZ: not on the flood risk listUB3 4PA: not on the flood risk listUB3 4PB: not on the flood risk listUB3 4PD: not on the flood risk listUB3 4PF: not on the flood risk listUB3 4PG: not on the flood risk listUB3 4PH: not on the flood risk listUB3 4PJ: not on the flood risk listUB3 4PL: not on the flood risk listUB3 4PN: not on the flood risk listUB3 4PQ: not on the flood risk listUB3 4PR: not on the flood risk listUB3 4PS: not on the flood risk listUB3 4PU: not on the flood risk listUB3 4PX: not on the flood risk listUB3 4PY: not on the flood risk listUB3 4QA: not on the flood risk listUB3 4QB: not on the flood risk listUB3 4QD: not on the flood risk listUB3 4QE: not on the flood risk listUB3 4QF: not on the flood risk listUB3 4QG: not on the flood risk listUB3 4QH: not on the flood risk listUB3 4QJ: not on the flood risk listUB3 4QL: not on the flood risk listUB3 4QN: not on the flood risk listUB3 4QP: not on the flood risk listUB3 4QQ: not on the flood risk listUB3 4QR: not on the flood risk listUB3 4QS: not on the flood risk listUB3 4QW: not on the flood risk listUB3 4QY: not on the flood risk listUB3 4RA: not on the flood risk listUB3 4RB: not on the flood risk listUB3 4RD: not on the flood risk listUB3 4RE: not on the flood risk listUB3 4RY: not on the flood risk listUB3 4RZ: not on the flood risk listUB3 4SA: not on the flood risk listUB3 4SB: not on the flood risk listUB3 4SD: not on the flood risk listUB3 4SE: not on the flood risk listUB3 4SF: not on the flood risk listUB3 4SG: not on the flood risk listUB3 4SH: not on the flood risk listUB3 4SJ: not on the flood risk listUB3 4SL: not on the flood risk listUB3 4SN: not on the flood risk listUB3 4SP: not on the flood risk listUB3 4SQ: not on the flood risk listUB3 4UZ: not on the flood risk listUB3 4QZ: low flood risk at worstUB3 4AH: high flood riskUB3 4QX: high flood risk PinkwellHayes Town Map of every postcode in the UB3 4 sector, by flood risk Of the 198 postcodes in the UB3 4 sector that ONS places, 2 have a home or business at high risk, 1 are at low risk at worst and 195 are not on the Environment Agency's at-risk list. Places named: Pinkwell, Hayes Town. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. PinkwellHayes Town
  • A home or business at high risk: 2
  • At medium risk at worst: 0
  • At low risk at worst: 1
  • At very low risk only: 0
  • Not on the at-risk list: 195

Of the 198 postcodes in the UB3 4 sector that ONS places, 2 have a home or business at high risk, 1 are at low risk at worst and 195 are not on the Environment Agency's at-risk list.

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. 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; flood risk: Environment Agency, published 6 July 2026; 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 postcodes at high risk

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

UB3 4AH1 at high riskUB3 4QX1 at high risk

What do homes sell for in UB3 4?

Homes in UB3 4 sold for a typical £442,500 in the 12 months to August 2026, across 64 sales, up 4.1% on the 12 months before, HM Land Registry's figures show.

£442,500 typical price, the 12 months to August 2026
£425,250 12 months to August 2025
▲ up 4.1% on the 12 months before
  • Detached 2 sales, too few to price
  • Semi-detached £531,250 24 sales
  • Terraced £420,000 15 sales
  • Flat or maisonette £293,000 23 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 UB3 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 UB3 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.

UB3 4ADUB3 4AEUB3 4AFUB3 4AGUB3 4AHUB3 4AJUB3 4ANUB3 4APUB3 4AQUB3 4ARUB3 4ASUB3 4ATUB3 4AUUB3 4AWUB3 4AXUB3 4AZUB3 4BAUB3 4BDUB3 4BEUB3 4BGUB3 4BNUB3 4BPUB3 4BQUB3 4BXUB3 4BYUB3 4DAUB3 4DDUB3 4DFUB3 4DQUB3 4DSUB3 4DXUB3 4EAUB3 4EBUB3 4EDUB3 4EEUB3 4EFUB3 4EGUB3 4EHUB3 4EJUB3 4ELUB3 4ENUB3 4EPUB3 4EQUB3 4ERUB3 4ESUB3 4ETUB3 4EUUB3 4EWUB3 4EXUB3 4EYUB3 4EZUB3 4FAUB3 4FBUB3 4FDUB3 4FEUB3 4FFUB3 4FGUB3 4FHUB3 4FLUB3 4FNUB3 4FPUB3 4FQUB3 4FRUB3 4FSUB3 4FTUB3 4FUUB3 4FWUB3 4FXUB3 4FYUB3 4FZUB3 4GBUB3 4GDUB3 4GEUB3 4GFUB3 4GGUB3 4GHUB3 4GJUB3 4GLUB3 4GNUB3 4HAUB3 4HBUB3 4HDUB3 4HEUB3 4HFUB3 4HNUB3 4HPUB3 4HQUB3 4HRUB3 4HWUB3 4JAUB3 4JBUB3 4JDUB3 4JEUB3 4JFUB3 4JGUB3 4JHUB3 4JJUB3 4JLUB3 4JNUB3 4JPUB3 4JQUB3 4JRUB3 4JSUB3 4JTUB3 4JUUB3 4JWUB3 4JXUB3 4JYUB3 4JZUB3 4LAUB3 4LBUB3 4LDUB3 4LEUB3 4LFUB3 4LGUB3 4LHUB3 4LJUB3 4LLUB3 4LNUB3 4LPUB3 4LQUB3 4LRUB3 4LSUB3 4LTUB3 4LUUB3 4LWUB3 4LXUB3 4NAUB3 4NDUB3 4NEUB3 4NFUB3 4NGUB3 4NHUB3 4NJUB3 4NLUB3 4NNUB3 4NPUB3 4NQUB3 4NRUB3 4NSUB3 4NTUB3 4NUUB3 4NWUB3 4NXUB3 4NYUB3 4NZUB3 4PAUB3 4PBUB3 4PDUB3 4PFUB3 4PGUB3 4PHUB3 4PJUB3 4PLUB3 4PNUB3 4PQUB3 4PRUB3 4PSUB3 4PUUB3 4PXUB3 4PYUB3 4QAUB3 4QBUB3 4QDUB3 4QEUB3 4QFUB3 4QGUB3 4QHUB3 4QJUB3 4QLUB3 4QNUB3 4QPUB3 4QQUB3 4QRUB3 4QSUB3 4QWUB3 4QXUB3 4QYUB3 4QZUB3 4RAUB3 4RBUB3 4RDUB3 4REUB3 4RYUB3 4RZUB3 4SAUB3 4SBUB3 4SDUB3 4SEUB3 4SFUB3 4SGUB3 4SHUB3 4SJUB3 4SLUB3 4SNUB3 4SPUB3 4SQUB3 4UZ

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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