CH42 7 postcode sector in the CH42 district

CH42 7 is a sector of the CH42 district: every postcode that starts CH42 7. It has 50 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 CH42 7 sector, by flood risk

Map of every postcode in the CH42 7 sector, by flood risk Of the 50 postcodes in the CH42 7 sector that ONS places, 50 are not on the Environment Agency's at-risk list. Places named: Birkenhead and Tranmere, Prenton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A552 CH42 7HA: not on the flood risk listCH42 7HB: not on the flood risk listCH42 7HD: not on the flood risk listCH42 7HE: not on the flood risk listCH42 7HF: not on the flood risk listCH42 7HG: not on the flood risk listCH42 7HH: not on the flood risk listCH42 7HJ: not on the flood risk listCH42 7HL: not on the flood risk listCH42 7HN: not on the flood risk listCH42 7HP: not on the flood risk listCH42 7HQ: not on the flood risk listCH42 7HR: not on the flood risk listCH42 7HS: not on the flood risk listCH42 7HT: not on the flood risk listCH42 7HU: not on the flood risk listCH42 7HW: not on the flood risk listCH42 7HX: not on the flood risk listCH42 7HY: not on the flood risk listCH42 7HZ: not on the flood risk listCH42 7JA: not on the flood risk listCH42 7JB: not on the flood risk listCH42 7JD: not on the flood risk listCH42 7JE: not on the flood risk listCH42 7JF: not on the flood risk listCH42 7JG: not on the flood risk listCH42 7JH: not on the flood risk listCH42 7JJ: not on the flood risk listCH42 7JL: not on the flood risk listCH42 7JN: not on the flood risk listCH42 7JP: not on the flood risk listCH42 7JQ: not on the flood risk listCH42 7JR: not on the flood risk listCH42 7JS: not on the flood risk listCH42 7JT: not on the flood risk listCH42 7JU: not on the flood risk listCH42 7JW: not on the flood risk listCH42 7JX: not on the flood risk listCH42 7JY: not on the flood risk listCH42 7JZ: not on the flood risk listCH42 7LA: not on the flood risk listCH42 7LB: not on the flood risk listCH42 7LD: not on the flood risk listCH42 7LE: not on the flood risk listCH42 7LG: not on the flood risk listCH42 7LH: not on the flood risk listCH42 7LJ: not on the flood risk listCH42 7LP: not on the flood risk listCH42 7LQ: not on the flood risk listCH42 7LX: not on the flood risk list Birkenhead and TranmerePrenton Map of every postcode in the CH42 7 sector, by flood risk Of the 50 postcodes in the CH42 7 sector that ONS places, 50 are not on the Environment Agency's at-risk list. Places named: Birkenhead and Tranmere, Prenton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Birkenhead and TranmerePrenton
  • 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: 50

Of the 50 postcodes in the CH42 7 sector that ONS places, 50 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. 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 CH42 7?

Homes in CH42 7 sold for a typical £171,000 in the 12 months to August 2026, across 22 sales, up 20% on the 12 months before, HM Land Registry's figures show.

£171,000 typical price, the 12 months to August 2026
£142,500 12 months to August 2025
▲ up 20% on the 12 months before
  • Detached 2 sales, too few to price
  • Semi-detached £272,000 9 sales
  • Terraced £130,000 10 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 CH42 7. 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 CH42 7

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.

CH42 7HACH42 7HBCH42 7HDCH42 7HECH42 7HFCH42 7HGCH42 7HHCH42 7HJCH42 7HLCH42 7HNCH42 7HPCH42 7HQCH42 7HRCH42 7HSCH42 7HTCH42 7HUCH42 7HWCH42 7HXCH42 7HYCH42 7HZCH42 7JACH42 7JBCH42 7JDCH42 7JECH42 7JFCH42 7JGCH42 7JHCH42 7JJCH42 7JLCH42 7JNCH42 7JPCH42 7JQCH42 7JRCH42 7JSCH42 7JTCH42 7JUCH42 7JWCH42 7JXCH42 7JYCH42 7JZCH42 7LACH42 7LBCH42 7LDCH42 7LECH42 7LGCH42 7LHCH42 7LJCH42 7LPCH42 7LQCH42 7LX

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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