CB24 4 postcode sector in the CB24 district

CB24 4 is a sector of the CB24 district: every postcode that starts CB24 4. It has 78 postcodes in use, 5 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 CB24 4 sector, by flood risk

Map of every postcode in the CB24 4 sector, by flood risk Of the 78 postcodes in the CB24 4 sector that ONS places, 11 have a home or business at high risk, 19 are at medium risk at worst, 2 are at low risk at worst, 1 are at very low risk only and 45 are not on the Environment Agency's at-risk list. 2 groups of postcodes at high or medium risk are outlined: 15 postcodes at high or medium risk; 5 postcodes at high or medium risk. Places named: Swavesey. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A1307 CB24 4AA: not on the flood risk listCB24 4AB: not on the flood risk listCB24 4AD: not on the flood risk listCB24 4AE: not on the flood risk listCB24 4AF: not on the flood risk listCB24 4AH: not on the flood risk listCB24 4AJ: not on the flood risk listCB24 4AL: not on the flood risk listCB24 4AN: not on the flood risk listCB24 4AP: not on the flood risk listCB24 4AQ: not on the flood risk listCB24 4FQ: not on the flood risk listCB24 4GL: not on the flood risk listCB24 4QN: not on the flood risk listCB24 4QR: not on the flood risk listCB24 4QT: not on the flood risk listCB24 4RA: not on the flood risk listCB24 4RB: not on the flood risk listCB24 4RE: not on the flood risk listCB24 4RG: not on the flood risk listCB24 4RL: not on the flood risk listCB24 4RQ: not on the flood risk listCB24 4RR: not on the flood risk listCB24 4RS: not on the flood risk listCB24 4RT: not on the flood risk listCB24 4RW: not on the flood risk listCB24 4RY: not on the flood risk listCB24 4RZ: not on the flood risk listCB24 4SB: not on the flood risk listCB24 4SD: not on the flood risk listCB24 4SF: not on the flood risk listCB24 4SL: not on the flood risk listCB24 4SN: not on the flood risk listCB24 4SP: not on the flood risk listCB24 4SQ: not on the flood risk listCB24 4SR: not on the flood risk listCB24 4SS: not on the flood risk listCB24 4ST: not on the flood risk listCB24 4TA: not on the flood risk listCB24 4TG: not on the flood risk listCB24 4UG: not on the flood risk listCB24 4UL: not on the flood risk listCB24 4UQ: not on the flood risk listCB24 4WZ: not on the flood risk listCB24 4YP: not on the flood risk listCB24 4TF: very low flood risk onlyCB24 4SG: low flood risk at worstCB24 4SH: low flood risk at worstCB24 4AG: medium flood risk at worstCB24 4GH: medium flood risk at worstCB24 4GJ: medium flood risk at worstCB24 4GQ: medium flood risk at worstCB24 4QG: medium flood risk at worstCB24 4QH: medium flood risk at worstCB24 4QQ: medium flood risk at worstCB24 4QU: medium flood risk at worstCB24 4QW: medium flood risk at worstCB24 4QY: medium flood risk at worstCB24 4RF: medium flood risk at worstCB24 4RJ: medium flood risk at worstCB24 4RN: medium flood risk at worstCB24 4RP: medium flood risk at worstCB24 4RU: medium flood risk at worstCB24 4SA: medium flood risk at worstCB24 4SW: medium flood risk at worstCB24 4TR: medium flood risk at worstCB24 4TT: medium flood risk at worstCB24 4QJ: high flood riskCB24 4QL: high flood riskCB24 4QP: high flood riskCB24 4QZ: high flood riskCB24 4RX: high flood riskCB24 4SE: high flood riskCB24 4SJ: high flood riskCB24 4SU: high flood riskCB24 4SY: high flood riskCB24 4SZ: high flood riskCB24 4TE: high flood risk Swavesey 15 postcodes at high or medium risk, outlined: this goes to CB24 4QJ, the one with most homes and businesses at high risk15 postcodes at high or medium risk5 postcodes at high or medium risk, outlined: this goes to CB24 4SY, the one with most homes and businesses at high risk5 postcodes at high or medium risk Map of every postcode in the CB24 4 sector, by flood risk Of the 78 postcodes in the CB24 4 sector that ONS places, 11 have a home or business at high risk, 19 are at medium risk at worst, 2 are at low risk at worst, 1 are at very low risk only and 45 are not on the Environment Agency's at-risk list. 2 groups of postcodes at high or medium risk are outlined: 15 postcodes at high or medium risk; 5 postcodes at high or medium risk. Places named: Swavesey. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A1307 Swavesey
  • A home or business at high risk: 11
  • At medium risk at worst: 19
  • At low risk at worst: 2
  • At very low risk only: 1
  • Not on the at-risk list: 45
  • Outline: where 5 or more postcodes at high or medium risk lie together

Of the 78 postcodes in the CB24 4 sector that ONS places, 11 have a home or business at high risk, 19 are at medium risk at worst, 2 are at low risk at worst, 1 are at very low risk only and 45 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 250 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

Where the postcodes at high or medium risk lie together

What do homes sell for in CB24 4?

Homes in CB24 4 sold for a typical £365,000 in the 12 months to August 2026, across 32 sales, down 8.7% on the 12 months before, HM Land Registry's figures show.

£365,000 typical price, the 12 months to August 2026
£400,000 12 months to August 2025
▼ down 8.7% on the 12 months before
  • Detached £482,500 18 sales
  • Semi-detached £310,000 7 sales
  • Terraced £271,000 6 sales
  • 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 CB24 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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