# W4

Postcode district covering Chiswick, Bedford Park and Acton Green, in Hounslow and Ealing.

W4 is a postcode district covering Chiswick, Bedford Park and Acton Green, in Hounslow and Ealing. Median sale price £840,000 in 2025.

Postcode district. Code W4. In: [Postcodes](https://openindex.co.uk/postcode) › [W](https://openindex.co.uk/postcode/w)

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 W4 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £840,000** (2025). The median price paid for a home in W4 was £840,000 in 2025. 39th most expensive 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/w4#f-house-sales-median-price
- **Population: 45,386** (2021). W4 had 45,386 usual residents at the census (ONS Census 2021). 297th 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/w4#f-population
- **People in radon Affected Area squares: 0%** (2022). About 0% of people in W4 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/w4#f-radon-affected-share
- **Gigabit broadband coverage: 91.2%** (January 2026). In W4, 91.2% 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/w4#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas#place=W4) (Worked out by Open Index · 2022): About 0% of people in W4 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=W4) (Worked out by Open Index · 2025): 645 homes were sold in W4 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime#place=W4) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for W4.
- [Population by postcode district](https://openindex.co.uk/map/population#place=W4) (Census 2021, England and Wales): W4 had 45,386 usual residents at the census.

## How W4 compares

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

| Measure | W4 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £840,000 | 10th most expensive | 20 postcode districts, W · 2025 |
| Population | 45,386 | 4th most populated | 24 postcode districts, W · 2021 |
| People in radon Affected Area squares | 0% | – | 24 postcode districts, W · 2022 |
| Gigabit broadband coverage | 91.2% | joint 12th highest | 24 postcode districts, W · Jan 2026 |

## Is W4 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in W4 at a rate of 95.2 per 1,000 people.
That compares with 204.6 per 1,000 people across the W postcode area.
In August 2026 alone, 321 cases of crime and anti-social behaviour were recorded in W4.
In the 12 months to August 2026, the most common types were violence and sexual offences (926), anti-social behaviour (775) and other crime (769).
A year earlier, the recorded crime rate in W4 was 101.3 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 W4, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so W4 has no single figure. Of its 26 neighbourhoods with a rank:
- Decile 3: 1 neighbourhood
- Decile 4: 2 neighbourhoods
- Decile 5: 2 neighbourhoods
- Decile 6: 6 neighbourhoods
- Decile 7: 6 neighbourhoods
- Decile 8: 4 neighbourhoods
- Decile 9: 4 neighbourhoods
- Decile 10 (England’s least deprived 10%): 1 neighbourhood

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

## Neighbourhoods in W4

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Ealing 034A](https://openindex.co.uk/ealing/neighbourhood/e01001375) | 1,698 | 37.7 per 1,000 | 9 | 99.7% |
| [Ealing 034B](https://openindex.co.uk/ealing/neighbourhood/e01001377) | 1,637 | 42.3 per 1,000 | 8 | 95.2% |
| [Ealing 034C](https://openindex.co.uk/ealing/neighbourhood/e01001379) | 1,736 | 30.0 per 1,000 | 9 | 99.9% |
| [Ealing 040A](https://openindex.co.uk/ealing/neighbourhood/e01001374) | 1,945 | 40.1 per 1,000 | 8 | 94.6% |
| [Ealing 040B](https://openindex.co.uk/ealing/neighbourhood/e01001376) | 1,707 | 124.5 per 1,000 | 4 | 97.4% |
| [Ealing 040C](https://openindex.co.uk/ealing/neighbourhood/e01001380) | 2,306 | 62.3 per 1,000 | 9 | 98.8% |
| [Ealing 040D](https://openindex.co.uk/ealing/neighbourhood/e01032572) | 1,608 | 93.3 per 1,000 | 6 | 92.6% |
| [Hounslow 001A](https://openindex.co.uk/hounslow/neighbourhood/e01002569) | 2,120 | 55.0 per 1,000 | 9 | 94.4% |
| [Hounslow 001B](https://openindex.co.uk/hounslow/neighbourhood/e01002570) | 1,620 | 156.2 per 1,000 | 6 | 85.0% |
| [Hounslow 001C](https://openindex.co.uk/hounslow/neighbourhood/e01002573) | 1,548 | 107.4 per 1,000 | 7 | 97.1% |
| [Hounslow 001E](https://openindex.co.uk/hounslow/neighbourhood/e01002575) | 1,619 | 45.2 per 1,000 | 8 | 93.6% |
| [Hounslow 007A](https://openindex.co.uk/hounslow/neighbourhood/e01002571) | 1,283 | 56.3 per 1,000 | 10 | 83.3% |
| [Hounslow 007B](https://openindex.co.uk/hounslow/neighbourhood/e01002572) | 1,545 | 124.6 per 1,000 | 3 | 74.3% |
| [Hounslow 007C](https://openindex.co.uk/hounslow/neighbourhood/e01002577) | 1,662 | 80.1 per 1,000 | 7 | 89.3% |
| [Hounslow 007D](https://openindex.co.uk/hounslow/neighbourhood/e01002578) | 1,548 | 91.9 per 1,000 | 7 | 84.9% |
| [Hounslow 007E](https://openindex.co.uk/hounslow/neighbourhood/e01002689) | 1,559 | 72.3 per 1,000 | 5 | 98.9% |
| [Hounslow 007F](https://openindex.co.uk/hounslow/neighbourhood/e01002690) | 1,379 | 64.4 per 1,000 | 7 | 88.1% |
| [Hounslow 008A](https://openindex.co.uk/hounslow/neighbourhood/e01002576) | 1,682 | 63.6 per 1,000 | 5 | 90.9% |
| [Hounslow 008B](https://openindex.co.uk/hounslow/neighbourhood/e01002579) | 1,726 | 60.2 per 1,000 | 7 | 94.0% |
| [Hounslow 008C](https://openindex.co.uk/hounslow/neighbourhood/e01002580) | 1,451 | 112.4 per 1,000 | 4 | 83.8% |
| [Hounslow 008D](https://openindex.co.uk/hounslow/neighbourhood/e01002581) | 1,881 | 53.2 per 1,000 | 6 | 87.6% |
| [Hounslow 008E](https://openindex.co.uk/hounslow/neighbourhood/e01002582) | 1,662 | 57.3 per 1,000 | 8 | 94.7% |
| [Hounslow 029A](https://openindex.co.uk/hounslow/neighbourhood/e01002687) | 1,673 | 95.2 per 1,000 | 6 | 94.9% |
| [Hounslow 029C](https://openindex.co.uk/hounslow/neighbourhood/e01002692) | 2,105 | 138.8 per 1,000 | 6 | 75.9% |
| [Hounslow 029D](https://openindex.co.uk/hounslow/neighbourhood/e01002693) | 1,790 | 268.2 per 1,000 | 6 | 87.5% |
| [Hounslow 029E](https://openindex.co.uk/hounslow/neighbourhood/e01032573) | 1,802 | 317.2 per 1,000 | 7 | 89.3% |

## Your MP

- [Hammersmith and Chiswick](https://openindex.co.uk/constituency/hammersmith-and-chiswick): Andy Slaughter (Labour), MP since July 2024. 76% of the people here.
- [Ealing Central and Acton](https://openindex.co.uk/constituency/ealing-central-and-acton): Dr Rupa Huq (Labour), MP since July 2024. 24% 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 W4

[Bedford Park](https://openindex.co.uk/ealing/bedford-park), [Chiswick North East](https://openindex.co.uk/hounslow/chiswick-north-east), [Chiswick North West](https://openindex.co.uk/ealing/chiswick-north-west), [Chiswick Park](https://openindex.co.uk/hounslow/chiswick-park), [Chiswick South East](https://openindex.co.uk/hounslow/chiswick-south-east), [Chiswick South West](https://openindex.co.uk/hounslow/chiswick-south-west)

## Postcode sectors in W4

[W4 1 (198 postcodes)](https://openindex.co.uk/postcode/w4-1), [W4 2 (219 postcodes)](https://openindex.co.uk/postcode/w4-2), [W4 3 (250 postcodes)](https://openindex.co.uk/postcode/w4-3), [W4 4 (137 postcodes)](https://openindex.co.uk/postcode/w4-4), [W4 5 (212 postcodes)](https://openindex.co.uk/postcode/w4-5), [W4 9 (8 postcodes)](https://openindex.co.uk/postcode/w4-9)

## Councils W4 covers

[Hounslow](https://openindex.co.uk/hounslow), [Ealing](https://openindex.co.uk/ealing)

## Towns in W4

[Ealing](https://openindex.co.uk/ealing), [Hounslow](https://openindex.co.uk/hounslow)

## Postcode districts next to W4

[TW8](https://openindex.co.uk/postcode/tw8), [W2](https://openindex.co.uk/postcode/w2), [W3](https://openindex.co.uk/postcode/w3), [W5](https://openindex.co.uk/postcode/w5), [W6](https://openindex.co.uk/postcode/w6), [W12](https://openindex.co.uk/postcode/w12)

## Nearest rail stations

[Chiswick Park (600 m from the middle)](https://openindex.co.uk/map/rail-stations#around=-0.2680,51.4946), [Gunnersbury (800 m from the middle)](https://openindex.co.uk/map/rail-stations#around=-0.2753,51.4917), [Gunnersbury (800 m from the middle)](https://openindex.co.uk/map/rail-stations#around=-0.2753,51.4918), [Turnham Green (900 m from the middle)](https://openindex.co.uk/map/rail-stations#around=-0.2545,51.4952)

## More in the W postcode area

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

## W4 in brief

W4 is a postcode district covering Chiswick, Bedford Park and Acton Green, in Hounslow and Ealing.
About 44,764 people lived in W4 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £840,000 in 2025 across 645 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 95.2 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in W4 was £840,000 in 2025.
W4 had 45,386 usual residents at the census.
About 0% of people in W4 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In W4, 91.2% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: W4
- Postcode area: [W](https://openindex.co.uk/postcode/w)
- Constituency: [Hammersmith and Chiswick †](https://openindex.co.uk/constituency/hammersmith-and-chiswick)
- Council: [Hounslow †](https://openindex.co.uk/hounslow)
- Area: 6.61 km²
- People, mid-2024: 44,764*
- Neighbourhoods: 26
- Output areas: 153

* 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

[W3](https://openindex.co.uk/postcode/w3), [W6](https://openindex.co.uk/postcode/w6), [TW8](https://openindex.co.uk/postcode/tw8), [W12](https://openindex.co.uk/postcode/w12), [W2](https://openindex.co.uk/postcode/w2), [W5](https://openindex.co.uk/postcode/w5)

## Latest updates for W4

- 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.

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/w4, or to one figure with its anchor, https://openindex.co.uk/postcode/w4#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 2026.10.11. The HTML page: https://openindex.co.uk/postcode/w4