PO9 4 postcode sector in the PO9 district

PO9 4 is a sector of the PO9 district: every postcode that starts PO9 4. It has 197 postcodes in use, one of them a large-user postcode. 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 PO9 4 sector, by flood risk

Map of every postcode in the PO9 4 sector, by flood risk Of the 197 postcodes in the PO9 4 sector that ONS places, 3 have a home or business at high risk, 6 are at medium risk at worst, 9 are at low risk at worst and 179 are not on the Environment Agency's at-risk list. One group of postcodes at high or medium risk is outlined: 6 postcodes at high or medium risk. Places named: Leigh Park Hermitage. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. PO9 4AB: not on the flood risk listPO9 4AD: not on the flood risk listPO9 4AE: not on the flood risk listPO9 4AF: not on the flood risk listPO9 4AG: not on the flood risk listPO9 4AH: not on the flood risk listPO9 4AJ: not on the flood risk listPO9 4AL: not on the flood risk listPO9 4AN: not on the flood risk listPO9 4AP: not on the flood risk listPO9 4AQ: not on the flood risk listPO9 4AR: not on the flood risk listPO9 4AS: not on the flood risk listPO9 4AT: not on the flood risk listPO9 4AU: not on the flood risk listPO9 4AW: not on the flood risk listPO9 4AX: not on the flood risk listPO9 4AY: not on the flood risk listPO9 4AZ: not on the flood risk listPO9 4BA: not on the flood risk listPO9 4BB: not on the flood risk listPO9 4BD: not on the flood risk listPO9 4BE: not on the flood risk listPO9 4BF: not on the flood risk listPO9 4BG: not on the flood risk listPO9 4BH: not on the flood risk listPO9 4BJ: not on the flood risk listPO9 4BL: not on the flood risk listPO9 4BN: not on the flood risk listPO9 4BP: not on the flood risk listPO9 4BQ: not on the flood risk listPO9 4BT: not on the flood risk listPO9 4BW: not on the flood risk listPO9 4BY: not on the flood risk listPO9 4DA: not on the flood risk listPO9 4DE: not on the flood risk listPO9 4DF: not on the flood risk listPO9 4DH: not on the flood risk listPO9 4DJ: not on the flood risk listPO9 4DN: not on the flood risk listPO9 4DQ: not on the flood risk listPO9 4DS: not on the flood risk listPO9 4DT: not on the flood risk listPO9 4DU: not on the flood risk listPO9 4DW: not on the flood risk listPO9 4DX: not on the flood risk listPO9 4EE: not on the flood risk listPO9 4EF: not on the flood risk listPO9 4EG: not on the flood risk listPO9 4EH: not on the flood risk listPO9 4EJ: not on the flood risk listPO9 4EL: not on the flood risk listPO9 4EN: not on the flood risk listPO9 4EP: not on the flood risk listPO9 4EQ: not on the flood risk listPO9 4ER: not on the flood risk listPO9 4ES: not on the flood risk listPO9 4ET: not on the flood risk listPO9 4EU: not on the flood risk listPO9 4EW: not on the flood risk listPO9 4EX: not on the flood risk listPO9 4EY: not on the flood risk listPO9 4EZ: not on the flood risk listPO9 4FA: not on the flood risk listPO9 4FB: not on the flood risk listPO9 4FD: not on the flood risk listPO9 4FE: not on the flood risk listPO9 4FF: not on the flood risk listPO9 4HA: not on the flood risk listPO9 4HB: not on the flood risk listPO9 4HD: not on the flood risk listPO9 4HE: not on the flood risk listPO9 4HF: not on the flood risk listPO9 4HG: not on the flood risk listPO9 4HH: not on the flood risk listPO9 4HJ: not on the flood risk listPO9 4HL: not on the flood risk listPO9 4HN: not on the flood risk listPO9 4HP: not on the flood risk listPO9 4HQ: not on the flood risk listPO9 4HR: not on the flood risk listPO9 4HS: not on the flood risk listPO9 4HT: not on the flood risk listPO9 4HU: not on the flood risk listPO9 4HW: not on the flood risk listPO9 4HX: not on the flood risk listPO9 4HY: not on the flood risk listPO9 4HZ: not on the flood risk listPO9 4JA: not on the flood risk listPO9 4JB: not on the flood risk listPO9 4JD: not on the flood risk listPO9 4JE: not on the flood risk listPO9 4JF: not on the flood risk listPO9 4JG: not on the flood risk listPO9 4JH: not on the flood risk listPO9 4JJ: not on the flood risk listPO9 4JL: not on the flood risk listPO9 4JN: not on the flood risk listPO9 4JP: not on the flood risk listPO9 4JQ: not on the flood risk listPO9 4JR: not on the flood risk listPO9 4JS: not on the flood risk listPO9 4JT: not on the flood risk listPO9 4JU: not on the flood risk listPO9 4JW: not on the flood risk listPO9 4JX: not on the flood risk listPO9 4JY: not on the flood risk listPO9 4LB: not on the flood risk listPO9 4LE: not on the flood risk listPO9 4LG: not on the flood risk listPO9 4LH: not on the flood risk listPO9 4LJ: not on the flood risk listPO9 4LL: not on the flood risk listPO9 4LN: not on the flood risk listPO9 4LP: not on the flood risk listPO9 4LQ: not on the flood risk listPO9 4LR: not on the flood risk listPO9 4LS: not on the flood risk listPO9 4LT: not on the flood risk listPO9 4LU: not on the flood risk listPO9 4LW: not on the flood risk listPO9 4LX: not on the flood risk listPO9 4LY: not on the flood risk listPO9 4LZ: not on the flood risk listPO9 4NA: not on the flood risk listPO9 4NB: not on the flood risk listPO9 4NF: not on the flood risk listPO9 4NG: not on the flood risk listPO9 4NH: not on the flood risk listPO9 4NJ: not on the flood risk listPO9 4NL: not on the flood risk listPO9 4NN: not on the flood risk listPO9 4NP: not on the flood risk listPO9 4NQ: not on the flood risk listPO9 4NR: not on the flood risk listPO9 4NS: not on the flood risk listPO9 4NT: not on the flood risk listPO9 4NU: not on the flood risk listPO9 4NW: not on the flood risk listPO9 4NX: not on the flood risk listPO9 4NY: not on the flood risk listPO9 4PH: not on the flood risk listPO9 4PJ: not on the flood risk listPO9 4PL: not on the flood risk listPO9 4PN: not on the flood risk listPO9 4PW: not on the flood risk listPO9 4PY: not on the flood risk listPO9 4PZ: not on the flood risk listPO9 4QA: not on the flood risk listPO9 4QB: not on the flood risk listPO9 4QD: not on the flood risk listPO9 4QE: not on the flood risk listPO9 4QG: not on the flood risk listPO9 4QH: not on the flood risk listPO9 4QJ: not on the flood risk listPO9 4QP: not on the flood risk listPO9 4QR: not on the flood risk listPO9 4QS: not on the flood risk listPO9 4QT: not on the flood risk listPO9 4QX: not on the flood risk listPO9 4QY: not on the flood risk listPO9 4QZ: not on the flood risk listPO9 4RA: not on the flood risk listPO9 4RB: not on the flood risk listPO9 4RD: not on the flood risk listPO9 4RE: not on the flood risk listPO9 4RF: not on the flood risk listPO9 4RG: not on the flood risk listPO9 4RH: not on the flood risk listPO9 4RJ: not on the flood risk listPO9 4RL: not on the flood risk listPO9 4RN: not on the flood risk listPO9 4RP: not on the flood risk listPO9 4RR: not on the flood risk listPO9 4RT: not on the flood risk listPO9 4RU: not on the flood risk listPO9 4RX: not on the flood risk listPO9 4RY: not on the flood risk listPO9 4RZ: not on the flood risk listPO9 4AA: low flood risk at worstPO9 4DB: low flood risk at worstPO9 4DP: low flood risk at worstPO9 4DZ: low flood risk at worstPO9 4PR: low flood risk at worstPO9 4PS: low flood risk at worstPO9 4PT: low flood risk at worstPO9 4PU: low flood risk at worstPO9 4RS: low flood risk at worstPO9 4BU: medium flood risk at worstPO9 4BX: medium flood risk at worstPO9 4DG: medium flood risk at worstPO9 4DR: medium flood risk at worstPO9 4DY: medium flood risk at worstPO9 4PX: medium flood risk at worstPO9 4DD: high flood riskPO9 4DL: high flood riskPO9 4PP: high flood risk Leigh Park Hermitage 6 postcodes at high or medium risk, outlined: this goes to PO9 4DL, the one with most homes and businesses at high risk6 postcodes at high or medium risk Map of every postcode in the PO9 4 sector, by flood risk Of the 197 postcodes in the PO9 4 sector that ONS places, 3 have a home or business at high risk, 6 are at medium risk at worst, 9 are at low risk at worst and 179 are not on the Environment Agency's at-risk list. One group of postcodes at high or medium risk is outlined: 6 postcodes at high or medium risk. Places named: Leigh Park Hermitage. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Leigh Park Hermitage
  • A home or business at high risk: 3
  • At medium risk at worst: 6
  • At low risk at worst: 9
  • At very low risk only: 0
  • Not on the at-risk list: 179
  • Outline: where 5 or more postcodes at high or medium risk lie together

Of the 197 postcodes in the PO9 4 sector that ONS places, 3 have a home or business at high risk, 6 are at medium risk at worst, 9 are at low risk at worst and 179 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. A dashed outline shows where 5 or more lie within 150 metres of each other. It is not a boundary, and 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; 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.

PO9 4DL2 at high riskPO9 4DD1 at high riskPO9 4PP1 at high risk

Where the postcodes at high or medium risk lie together

  • 6 postcodes at high or medium risk, outlined on the map. PO9 4DL, is the one with most homes and businesses at high risk.

What do homes sell for in PO9 4?

Homes in PO9 4 sold for a typical £250,000 in the 12 months to August 2026, across 57 sales, down 2.3% on the 12 months before, HM Land Registry's figures show.

£250,000 typical price, the 12 months to August 2026
£256,000 12 months to August 2025
▼ down 2.3% on the 12 months before
  • Semi-detached £265,000 12 sales
  • Terraced £250,000 43 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 PO9 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 PO9 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.

PO9 4AAPO9 4ABPO9 4ADPO9 4AEPO9 4AFPO9 4AGPO9 4AHPO9 4AJPO9 4ALPO9 4ANPO9 4APPO9 4AQPO9 4ARPO9 4ASPO9 4ATPO9 4AUPO9 4AWPO9 4AXPO9 4AYPO9 4AZPO9 4BAPO9 4BBPO9 4BDPO9 4BEPO9 4BFPO9 4BGPO9 4BHPO9 4BJPO9 4BLPO9 4BNPO9 4BPPO9 4BQPO9 4BTPO9 4BUPO9 4BWPO9 4BXPO9 4BYPO9 4DAPO9 4DBPO9 4DDPO9 4DEPO9 4DFPO9 4DGPO9 4DHPO9 4DJPO9 4DLPO9 4DNPO9 4DPPO9 4DQPO9 4DRPO9 4DSPO9 4DTPO9 4DUPO9 4DWPO9 4DXPO9 4DYPO9 4DZPO9 4EEPO9 4EFPO9 4EGPO9 4EHPO9 4EJPO9 4ELPO9 4ENPO9 4EPPO9 4EQPO9 4ERPO9 4ESPO9 4ETPO9 4EUPO9 4EWPO9 4EXPO9 4EYPO9 4EZPO9 4FAPO9 4FBPO9 4FDPO9 4FEPO9 4FFPO9 4HAPO9 4HBPO9 4HDPO9 4HEPO9 4HFPO9 4HGPO9 4HHPO9 4HJPO9 4HLPO9 4HNPO9 4HPPO9 4HQPO9 4HRPO9 4HSPO9 4HTPO9 4HUPO9 4HWPO9 4HXPO9 4HYPO9 4HZPO9 4JAPO9 4JBPO9 4JDPO9 4JEPO9 4JFPO9 4JGPO9 4JHPO9 4JJPO9 4JLPO9 4JNPO9 4JPPO9 4JQPO9 4JRPO9 4JSPO9 4JTPO9 4JUPO9 4JWPO9 4JXPO9 4JYPO9 4LBPO9 4LEPO9 4LGPO9 4LHPO9 4LJPO9 4LLPO9 4LNPO9 4LPPO9 4LQPO9 4LRPO9 4LSPO9 4LTPO9 4LUPO9 4LWPO9 4LXPO9 4LYPO9 4LZPO9 4NAPO9 4NBPO9 4NFPO9 4NGPO9 4NHPO9 4NJPO9 4NLPO9 4NNPO9 4NPPO9 4NQPO9 4NRPO9 4NSPO9 4NTPO9 4NUPO9 4NWPO9 4NXPO9 4NYPO9 4PHPO9 4PJPO9 4PLPO9 4PNPO9 4PPPO9 4PRPO9 4PSPO9 4PTPO9 4PUPO9 4PWPO9 4PXPO9 4PYPO9 4PZPO9 4QAPO9 4QBPO9 4QDPO9 4QEPO9 4QGPO9 4QHPO9 4QJPO9 4QPPO9 4QRPO9 4QSPO9 4QTPO9 4QXPO9 4QYPO9 4QZPO9 4RAPO9 4RBPO9 4RDPO9 4REPO9 4RFPO9 4RGPO9 4RHPO9 4RJPO9 4RLPO9 4RNPO9 4RPPO9 4RRPO9 4RSPO9 4RTPO9 4RUPO9 4RXPO9 4RYPO9 4RZ

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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