PO5 4 postcode sector in the PO5 district

PO5 4 is a sector of the PO5 district: every postcode that starts PO5 4. It has 143 postcodes in use, 2 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 PO5 4 sector, by flood risk

Map of every postcode in the PO5 4 sector, by flood risk Of the 143 postcodes in the PO5 4 sector that ONS places, 143 are not on the Environment Agency's at-risk list. Places named: St Thomas, Charles Dickens. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A2030A288 PO5 4AA: not on the flood risk listPO5 4AB: not on the flood risk listPO5 4AD: not on the flood risk listPO5 4AE: not on the flood risk listPO5 4AF: not on the flood risk listPO5 4AG: not on the flood risk listPO5 4AH: not on the flood risk listPO5 4AP: not on the flood risk listPO5 4AQ: not on the flood risk listPO5 4AR: not on the flood risk listPO5 4AT: not on the flood risk listPO5 4AX: not on the flood risk listPO5 4AY: not on the flood risk listPO5 4BA: not on the flood risk listPO5 4BE: not on the flood risk listPO5 4BF: not on the flood risk listPO5 4BG: not on the flood risk listPO5 4BH: not on the flood risk listPO5 4BP: not on the flood risk listPO5 4BS: not on the flood risk listPO5 4BT: not on the flood risk listPO5 4BU: not on the flood risk listPO5 4BW: not on the flood risk listPO5 4BX: not on the flood risk listPO5 4BY: not on the flood risk listPO5 4BZ: not on the flood risk listPO5 4DE: not on the flood risk listPO5 4DG: not on the flood risk listPO5 4DH: not on the flood risk listPO5 4DJ: not on the flood risk listPO5 4DL: not on the flood risk listPO5 4DN: not on the flood risk listPO5 4DP: not on the flood risk listPO5 4DR: not on the flood risk listPO5 4DS: not on the flood risk listPO5 4DT: not on the flood risk listPO5 4DU: not on the flood risk listPO5 4DW: not on the flood risk listPO5 4DX: not on the flood risk listPO5 4DY: not on the flood risk listPO5 4DZ: not on the flood risk listPO5 4EA: not on the flood risk listPO5 4EB: not on the flood risk listPO5 4ED: not on the flood risk listPO5 4EF: not on the flood risk listPO5 4EG: not on the flood risk listPO5 4EH: not on the flood risk listPO5 4EJ: not on the flood risk listPO5 4EL: not on the flood risk listPO5 4EN: not on the flood risk listPO5 4EP: not on the flood risk listPO5 4EQ: not on the flood risk listPO5 4ES: not on the flood risk listPO5 4EU: not on the flood risk listPO5 4EW: not on the flood risk listPO5 4EX: not on the flood risk listPO5 4EY: not on the flood risk listPO5 4FA: not on the flood risk listPO5 4FB: not on the flood risk listPO5 4FD: not on the flood risk listPO5 4FE: not on the flood risk listPO5 4FF: not on the flood risk listPO5 4FG: not on the flood risk listPO5 4FH: not on the flood risk listPO5 4FJ: not on the flood risk listPO5 4HA: not on the flood risk listPO5 4HL: not on the flood risk listPO5 4HP: not on the flood risk listPO5 4HR: not on the flood risk listPO5 4HS: not on the flood risk listPO5 4HT: not on the flood risk listPO5 4HU: not on the flood risk listPO5 4HW: not on the flood risk listPO5 4HX: not on the flood risk listPO5 4HZ: not on the flood risk listPO5 4JA: not on the flood risk listPO5 4JB: not on the flood risk listPO5 4JD: not on the flood risk listPO5 4JE: not on the flood risk listPO5 4JF: not on the flood risk listPO5 4JG: not on the flood risk listPO5 4JH: not on the flood risk listPO5 4JJ: not on the flood risk listPO5 4JQ: not on the flood risk listPO5 4JR: not on the flood risk listPO5 4LB: not on the flood risk listPO5 4LD: not on the flood risk listPO5 4LE: not on the flood risk listPO5 4LF: not on the flood risk listPO5 4LG: not on the flood risk listPO5 4LH: not on the flood risk listPO5 4LJ: not on the flood risk listPO5 4LL: not on the flood risk listPO5 4LN: not on the flood risk listPO5 4LP: not on the flood risk listPO5 4LR: not on the flood risk listPO5 4LS: not on the flood risk listPO5 4LT: not on the flood risk listPO5 4LU: not on the flood risk listPO5 4LW: not on the flood risk listPO5 4LX: not on the flood risk listPO5 4LY: not on the flood risk listPO5 4LZ: not on the flood risk listPO5 4NA: not on the flood risk listPO5 4NB: not on the flood risk listPO5 4ND: not on the flood risk listPO5 4NE: not on the flood risk listPO5 4NL: not on the flood risk listPO5 4NP: not on the flood risk listPO5 4NS: not on the flood risk listPO5 4NT: not on the flood risk listPO5 4NU: not on the flood risk listPO5 4PA: not on the flood risk listPO5 4PB: not on the flood risk listPO5 4PD: not on the flood risk listPO5 4PG: not on the flood risk listPO5 4PH: not on the flood risk listPO5 4PL: not on the flood risk listPO5 4PN: not on the flood risk listPO5 4PP: not on the flood risk listPO5 4PR: not on the flood risk listPO5 4PS: not on the flood risk listPO5 4PT: not on the flood risk listPO5 4PU: not on the flood risk listPO5 4PX: not on the flood risk listPO5 4PY: not on the flood risk listPO5 4QA: not on the flood risk listPO5 4QD: not on the flood risk listPO5 4QE: not on the flood risk listPO5 4QF: not on the flood risk listPO5 4QH: not on the flood risk listPO5 4QJ: not on the flood risk list St ThomasCharles Dickens Map of every postcode in the PO5 4 sector, by flood risk Of the 143 postcodes in the PO5 4 sector that ONS places, 143 are not on the Environment Agency's at-risk list. Places named: St Thomas, Charles Dickens. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. St ThomasCharles Dickens
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 143

Of the 143 postcodes in the PO5 4 sector that ONS places, 143 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

What do homes sell for in PO5 4?

Homes in PO5 4 sold for a typical £240,000 in the 12 months to August 2026, across 20 sales, up 7.1% on the 12 months before, HM Land Registry's figures show.

£240,000 typical price, the 12 months to August 2026
£224,000 12 months to August 2025
▲ up 7.1% on the 12 months before
  • Terraced £316,000 13 sales
  • Flat or maisonette £70,000 7 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 PO5 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

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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