CB23 5 postcode sector in the CB23 district

CB23 5 is a sector of the CB23 district: every postcode that starts CB23 5. It has 65 postcodes in use.

Not sure what a sector is? UK postcode format explained.

Every postcode in the CB23 5 sector, by flood risk

Map of every postcode in the CB23 5 sector, by flood risk Of the 65 postcodes in the CB23 5 sector that ONS places, 65 are not on the Environment Agency's at-risk list. Places named: Cambourne. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. CB23 5AB: not on the flood risk listCB23 5AD: not on the flood risk listCB23 5AE: not on the flood risk listCB23 5AF: not on the flood risk listCB23 5AP: not on the flood risk listCB23 5AR: not on the flood risk listCB23 5AS: not on the flood risk listCB23 5AT: not on the flood risk listCB23 5AU: not on the flood risk listCB23 5AW: not on the flood risk listCB23 5AX: not on the flood risk listCB23 5BH: not on the flood risk listCB23 5BL: not on the flood risk listCB23 5BN: not on the flood risk listCB23 5BP: not on the flood risk listCB23 5BQ: not on the flood risk listCB23 5DG: not on the flood risk listCB23 5DJ: not on the flood risk listCB23 5DQ: not on the flood risk listCB23 5DR: not on the flood risk listCB23 5DT: not on the flood risk listCB23 5DU: not on the flood risk listCB23 5DX: not on the flood risk listCB23 5DY: not on the flood risk listCB23 5DZ: not on the flood risk listCB23 5EB: not on the flood risk listCB23 5ED: not on the flood risk listCB23 5EE: not on the flood risk listCB23 5EF: not on the flood risk listCB23 5EG: not on the flood risk listCB23 5EH: not on the flood risk listCB23 5EJ: not on the flood risk listCB23 5EN: not on the flood risk listCB23 5EP: not on the flood risk listCB23 5EQ: not on the flood risk listCB23 5FA: not on the flood risk listCB23 5FJ: not on the flood risk listCB23 5FL: not on the flood risk listCB23 5FN: not on the flood risk listCB23 5FP: not on the flood risk listCB23 5FR: not on the flood risk listCB23 5FS: not on the flood risk listCB23 5FW: not on the flood risk listCB23 5FX: not on the flood risk listCB23 5HS: not on the flood risk listCB23 5HT: not on the flood risk listCB23 5HU: not on the flood risk listCB23 5HW: not on the flood risk listCB23 5HX: not on the flood risk listCB23 5HY: not on the flood risk listCB23 5HZ: not on the flood risk listCB23 5JA: not on the flood risk listCB23 5JB: not on the flood risk listCB23 5JD: not on the flood risk listCB23 5JE: not on the flood risk listCB23 5JF: not on the flood risk listCB23 5JG: not on the flood risk listCB23 5JH: not on the flood risk listCB23 5JJ: not on the flood risk listCB23 5JL: not on the flood risk listCB23 5JQ: not on the flood risk listCB23 5JR: not on the flood risk listCB23 5JS: not on the flood risk listCB23 5JT: not on the flood risk listCB23 5JU: not on the flood risk list Cambourne Map of every postcode in the CB23 5 sector, by flood risk Of the 65 postcodes in the CB23 5 sector that ONS places, 65 are not on the Environment Agency's at-risk list. Places named: Cambourne. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Cambourne
  • 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: 65

Of the 65 postcodes in the CB23 5 sector that ONS places, 65 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.

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 CB23 5?

Homes in CB23 5 sold for a typical £380,000 in the 12 months to August 2026, across 25 sales, up 2.7% on the 12 months before, HM Land Registry's figures show.

£380,000 typical price, the 12 months to August 2026
£370,000 12 months to August 2025
▲ up 2.7% on the 12 months before
  • Detached £425,000 10 sales
  • Semi-detached 1 sale, too few to price
  • Terraced £350,000 10 sales
  • Flat or maisonette 4 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 CB23 5. 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 CB23 5

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.

CB23 5ABCB23 5ADCB23 5AECB23 5AFCB23 5APCB23 5ARCB23 5ASCB23 5ATCB23 5AUCB23 5AWCB23 5AXCB23 5BHCB23 5BLCB23 5BNCB23 5BPCB23 5BQCB23 5DGCB23 5DJCB23 5DQCB23 5DRCB23 5DTCB23 5DUCB23 5DXCB23 5DYCB23 5DZCB23 5EBCB23 5EDCB23 5EECB23 5EFCB23 5EGCB23 5EHCB23 5EJCB23 5ENCB23 5EPCB23 5EQCB23 5FACB23 5FJCB23 5FLCB23 5FNCB23 5FPCB23 5FRCB23 5FSCB23 5FWCB23 5FXCB23 5HSCB23 5HTCB23 5HUCB23 5HWCB23 5HXCB23 5HYCB23 5HZCB23 5JACB23 5JBCB23 5JDCB23 5JECB23 5JFCB23 5JGCB23 5JHCB23 5JJCB23 5JLCB23 5JQCB23 5JRCB23 5JSCB23 5JTCB23 5JU

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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