# CH4

Postcode district covering Chester, Saltney and Lache, in Cheshire West and Chester and Flintshire.

CH4 is a postcode district covering Chester, Saltney and Lache, in Cheshire West and Chester and Flintshire. Median sale price £260,000 in 2025.

Postcode district. Code CH4. In: [Postcodes](https://openindex.co.uk/postcode) › [CH](https://openindex.co.uk/postcode/ch)

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an CH4 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £260,000** (2025). The median price paid for a home in CH4 was £260,000 in 2025. Joint 829th cheapest of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/postcode/ch4#f-house-sales-median-price
- **Population: 34,546** (2021). CH4 had 34,546 usual residents at the census (ONS Census 2021). 675th most populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/postcode/ch4#f-population
- **People in radon Affected Area squares: 37%** (2022). About 37% of people in CH4 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022. https://openindex.co.uk/postcode/ch4#f-radon-affected-share
- **Gigabit broadband coverage: 91.9%** (January 2026). In CH4, 91.9% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026. https://openindex.co.uk/postcode/ch4#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=CH4) (Worked out by Open Index · 2022): About 37% of people in CH4 live in a 1 km square that the radon atlas marks as a radon Affected Area.
- [Sales per year by postcode district](https://openindex.co.uk/map/house-sales-per-year?place=CH4) (Worked out by Open Index · 2025): 524 homes were sold in CH4 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=CH4) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for CH4.
- [Population by postcode district](https://openindex.co.uk/map/population?place=CH4) (Census 2021, England and Wales): CH4 had 34,546 usual residents at the census.

## How CH4 compares

Each postcode district against every other postcode district the measure covers.

| Measure | CH4 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £260,000 | 9th most expensive | 24 postcode districts, CH · 2025 |
| Population | 34,546 | 7th most populated | 29 postcode districts, CH · 2021 |
| People in radon Affected Area squares | 37% | 6th most people in radon Affected Areas | 29 postcode districts, CH · 2022 |
| Gigabit broadband coverage | 91.9% | 10th lowest | 29 postcode districts, CH · Jan 2026 |

## Is CH4 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in CH4 at a rate of 56.9 per 1,000 people.
That compares with 80.2 per 1,000 people across the CH postcode area.
In August 2026 alone, 206 cases of crime and anti-social behaviour were recorded in CH4.
In the 12 months to August 2026, the most common types were violence and sexual offences (873), other crime (416) and anti-social behaviour (287).
A year earlier, the recorded crime rate in CH4 was 55.7 per 1,000 people.
Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.
Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

## Deprivation in CH4, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so CH4 has no single figure. Of its 11 neighbourhoods with a rank:
- Decile 1 (England’s most deprived 10%): 1 neighbourhood
- Decile 3: 1 neighbourhood
- Decile 7: 3 neighbourhoods
- Decile 8: 2 neighbourhoods
- Decile 9: 1 neighbourhood
- Decile 10 (England’s least deprived 10%): 3 neighbourhoods

Source: English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

## Neighbourhoods in CH4

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Cheshire West and Chester 043A](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018332) | 1,064 | 171.0 per 1,000 | 7 | 94.3% |
| [Cheshire West and Chester 043B](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018333) | 1,545 | 57.3 per 1,000 | 10 | 95.8% |
| [Cheshire West and Chester 043C](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018334) | 1,622 | 64.3 per 1,000 | 10 | 99.1% |
| [Cheshire West and Chester 043D](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018340) | 1,650 | 38.9 per 1,000 | 8 | 98.4% |
| [Cheshire West and Chester 043E](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018341) | 1,109 | 19.1 per 1,000 | 10 | 99.3% |
| [Cheshire West and Chester 043F](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018342) | 1,828 | 75.9 per 1,000 | 8 | 91.9% |
| [Cheshire West and Chester 044A](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018351) | 1,472 | 104.7 per 1,000 | 1 | 97.4% |
| [Cheshire West and Chester 044B](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018352) | 1,906 | 53.4 per 1,000 | 7 | 97.9% |
| [Cheshire West and Chester 044C](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018353) | 1,512 | 26.8 per 1,000 | 9 | 98.5% |
| [Cheshire West and Chester 044D](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018354) | 1,627 | 36.1 per 1,000 | 3 | 99.0% |
| [Cheshire West and Chester 046A](https://openindex.co.uk/cheshire-west-and-chester/neighbourhood/e01018335) | 2,193 | 58.9 per 1,000 | 7 | 66.2% |
| [Flintshire 015A](https://openindex.co.uk/flintshire/neighbourhood/w01000255) | 2,271 | 140.8 per 1,000 | – | 78.1% |
| [Flintshire 015B](https://openindex.co.uk/flintshire/neighbourhood/w01000256) | 1,544 | 31.2 per 1,000 | – | 98.5% |
| [Flintshire 015C](https://openindex.co.uk/flintshire/neighbourhood/w01000257) | 2,717 | 17.4 per 1,000 | – | 98.5% |
| [Flintshire 015D](https://openindex.co.uk/flintshire/neighbourhood/w01000329) | 1,622 | 76.4 per 1,000 | – | 83.7% |
| [Flintshire 015E](https://openindex.co.uk/flintshire/neighbourhood/w01000330) | 2,073 | 58.4 per 1,000 | – | 93.0% |
| [Flintshire 015F](https://openindex.co.uk/flintshire/neighbourhood/w01000331) | 1,443 | 58.3 per 1,000 | – | 99.8% |
| [Flintshire 018A](https://openindex.co.uk/flintshire/neighbourhood/w01000303) | 1,731 | 22.0 per 1,000 | – | 74.8% |
| [Flintshire 018B](https://openindex.co.uk/flintshire/neighbourhood/w01000326) | 2,233 | 33.7 per 1,000 | – | 96.0% |
| [Flintshire 018C](https://openindex.co.uk/flintshire/neighbourhood/w01000327) | 2,475 | 39.4 per 1,000 | – | 97.0% |

## Your MP

- [Chester South and Eddisbury](https://openindex.co.uk/constituency/chester-south-and-eddisbury): Aphra Brandreth (Conservative), MP since July 2024. 52% of the people here.
- [Alyn and Deeside](https://openindex.co.uk/constituency/alyn-and-deeside): Sir Mark Tami (Labour), MP since July 2024. 48% of the people here.
- [Chester North and Neston](https://openindex.co.uk/constituency/chester-north-and-neston): Samantha Dixon (Labour), MP since July 2024. 0.5% of the people here.

As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Middle areas in CH4

[Broughton & Saltney](https://openindex.co.uk/flintshire/broughton-and-saltney), [Chester Handbridge Park](https://openindex.co.uk/cheshire-west-and-chester/chester-handbridge-park), [Lache](https://openindex.co.uk/cheshire-west-and-chester/lache), [Pen-y-ffordd & Higher Kinnerton](https://openindex.co.uk/flintshire/pen-y-ffordd-and-higher-kinnerton)

## Postcode sectors in CH4

[CH4 0 (291 postcodes)](https://openindex.co.uk/postcode/ch4-0), [CH4 7 (208 postcodes)](https://openindex.co.uk/postcode/ch4-7), [CH4 8 (248 postcodes)](https://openindex.co.uk/postcode/ch4-8), [CH4 9 (175 postcodes)](https://openindex.co.uk/postcode/ch4-9)

## Councils CH4 covers

[Cheshire West and Chester](https://openindex.co.uk/cheshire-west-and-chester), [Flintshire](https://openindex.co.uk/flintshire)

## Towns in CH4

[Chester](https://openindex.co.uk/town/chester)

## Postcode districts next to CH4

[CH1](https://openindex.co.uk/postcode/ch1), [CH3](https://openindex.co.uk/postcode/ch3), [CH5](https://openindex.co.uk/postcode/ch5), [CH7](https://openindex.co.uk/postcode/ch7), [LL12](https://openindex.co.uk/postcode/ll12)

## More in the CH postcode area

[All CH postcode districts](https://openindex.co.uk/postcode/ch), [Every UK postcode area](https://openindex.co.uk/postcode)

## CH4 in brief

CH4 is a postcode district covering Chester, Saltney and Lache, in Cheshire West and Chester and Flintshire.
About 36,223 people lived in CH4 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £260,000 in 2025 across 524 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 56.9 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in CH4 was £260,000 in 2025.
CH4 had 34,546 usual residents at the census.
About 37% of people in CH4 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In CH4, 91.9% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: CH4
- Postcode area: [CH](https://openindex.co.uk/postcode/ch)
- Constituency: [Chester South and Eddisbury †](https://openindex.co.uk/constituency/chester-south-and-eddisbury)
- Council: [Cheshire West and Chester †](https://openindex.co.uk/cheshire-west-and-chester)
- Area: 64.59 km²
- People, mid-2024: 36,223*
- Neighbourhoods: 20
- Output areas: 113

* People: worked out by Open Index from neighbourhood estimates, shared out by where people lived at the census (by area in Northern Ireland). This area's edges do not follow neighbourhood edges, so the figure is close but not exact.
† Best fit: the constituency, council, region and nation this postcode district mostly lies in. Its edges do not follow theirs.

## Next door

[CH5](https://openindex.co.uk/postcode/ch5), [LL12](https://openindex.co.uk/postcode/ll12), [CH3](https://openindex.co.uk/postcode/ch3), [CH7](https://openindex.co.uk/postcode/ch7), [CH1](https://openindex.co.uk/postcode/ch1)

## Latest updates for CH4

- August 2026 house prices published: HM Land Registry and partners · Oct 2026.
- September 2026 rent published: ONS private rents · Oct 2026.
- Dental practices updated: NHS England · Oct 2026.
- Schools updated: Ofsted · Oct 2026.

The same figures as JSON: https://openindex.co.uk/v1/places/CH4

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/ch4, or to one figure with its anchor, https://openindex.co.uk/postcode/ch4#f-house-sales-median-price.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/postcode/ch4