PE27 4 postcode sector in the PE27 district

PE27 4 is a sector of the PE27 district: every postcode that starts PE27 4. It has 63 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 PE27 4 sector, by flood risk

Map of every postcode in the PE27 4 sector, by flood risk Of the 63 postcodes in the PE27 4 sector that ONS places, 8 have a home or business at high risk, 2 are at medium risk at worst and 53 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Holywell-cum-Needingworth. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A1123 PE27 4AB: not on the flood risk listPE27 4AD: not on the flood risk listPE27 4AF: not on the flood risk listPE27 4AG: not on the flood risk listPE27 4AH: not on the flood risk listPE27 4AJ: not on the flood risk listPE27 4AL: not on the flood risk listPE27 4NE: not on the flood risk listPE27 4RY: not on the flood risk listPE27 4RZ: not on the flood risk listPE27 4SA: not on the flood risk listPE27 4SB: not on the flood risk listPE27 4SD: not on the flood risk listPE27 4SE: not on the flood risk listPE27 4SF: not on the flood risk listPE27 4SG: not on the flood risk listPE27 4SH: not on the flood risk listPE27 4SJ: not on the flood risk listPE27 4SL: not on the flood risk listPE27 4SN: not on the flood risk listPE27 4SP: not on the flood risk listPE27 4SQ: not on the flood risk listPE27 4SR: not on the flood risk listPE27 4ST: not on the flood risk listPE27 4SU: not on the flood risk listPE27 4SW: not on the flood risk listPE27 4SX: not on the flood risk listPE27 4SY: not on the flood risk listPE27 4SZ: not on the flood risk listPE27 4TA: not on the flood risk listPE27 4TB: not on the flood risk listPE27 4TD: not on the flood risk listPE27 4TE: not on the flood risk listPE27 4TF: not on the flood risk listPE27 4TH: not on the flood risk listPE27 4TJ: not on the flood risk listPE27 4TL: not on the flood risk listPE27 4TP: not on the flood risk listPE27 4TQ: not on the flood risk listPE27 4TR: not on the flood risk listPE27 4TS: not on the flood risk listPE27 4TT: not on the flood risk listPE27 4TU: not on the flood risk listPE27 4TX: not on the flood risk listPE27 4TY: not on the flood risk listPE27 4TZ: not on the flood risk listPE27 4UA: not on the flood risk listPE27 4UB: not on the flood risk listPE27 4UD: not on the flood risk listPE27 4UE: not on the flood risk listPE27 4UL: not on the flood risk listPE27 4WA: not on the flood risk listPE27 4WY: not on the flood risk listPE27 4JH: medium flood risk at worstPE27 4AA: high flood riskPE27 4AE: high flood riskPE27 4LG: high flood riskPE27 4NB: high flood riskPE27 4TG: high flood riskPE27 4TN: high flood riskPE27 4YA: high flood risk Holywell-cum-Needingworth Map of every postcode in the PE27 4 sector, by flood risk Of the 63 postcodes in the PE27 4 sector that ONS places, 8 have a home or business at high risk, 2 are at medium risk at worst and 53 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Holywell-cum-Needingworth. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Holywell-cum-Needingworth
  • A home or business at high risk: 8
  • At medium risk at worst: 2
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 53

Of the 63 postcodes in the PE27 4 sector that ONS places, 8 have a home or business at high risk, 2 are at medium risk at worst and 53 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.

PE27 4TN27 at high riskPE27 4AA24 at high riskPE27 4NB21 at high riskPE27 4TW19 at high riskPE27 4LG15 at high riskPE27 4AE10 at high riskPE27 4TG7 at high riskPE27 4YA4 at high risk

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

PE27 4TW

What do homes sell for in PE27 4?

Homes in PE27 4 sold for a typical £335,000 in the 12 months to August 2026, across 25 sales, down 15.2% on the 12 months before, HM Land Registry's figures show.

£335,000 typical price, the 12 months to August 2026
£395,000 12 months to August 2025
▼ down 15.2% on the 12 months before
  • Detached £440,000 11 sales
  • Semi-detached £300,000 9 sales
  • Terraced 4 sales, too few to price
  • Flat or maisonette 1 sale, 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 PE27 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 PE27 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.

PE27 4AAPE27 4ABPE27 4ADPE27 4AEPE27 4AFPE27 4AGPE27 4AHPE27 4AJPE27 4ALPE27 4JHPE27 4LGPE27 4NBPE27 4NEPE27 4RYPE27 4RZPE27 4SAPE27 4SBPE27 4SDPE27 4SEPE27 4SFPE27 4SGPE27 4SHPE27 4SJPE27 4SLPE27 4SNPE27 4SPPE27 4SQPE27 4SRPE27 4STPE27 4SUPE27 4SWPE27 4SXPE27 4SYPE27 4SZPE27 4TAPE27 4TBPE27 4TDPE27 4TEPE27 4TFPE27 4TGPE27 4THPE27 4TJPE27 4TLPE27 4TNPE27 4TPPE27 4TQPE27 4TRPE27 4TSPE27 4TTPE27 4TUPE27 4TWPE27 4TXPE27 4TYPE27 4TZPE27 4UAPE27 4UBPE27 4UDPE27 4UEPE27 4ULPE27 4WAPE27 4WYPE27 4YAPE27 4ZB

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.

Check a postcode

Something wrong on this page? Report an error and we will check it against the source.