# SL5

Postcode district covering North Ascot, Sunninghill and South Ascot, in Windsor and Maidenhead and Bracknell Forest.

SL5 is a postcode district covering North Ascot, Sunninghill and South Ascot, in Windsor and Maidenhead and Bracknell Forest.

Postcode district. Code SL5. In: [Postcodes](https://openindex.co.uk/postcode) › [SL](https://openindex.co.uk/postcode/sl)

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 SL5 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £650,000** (2025). The median price paid for a home in SL5 was £650,000 in 2025. Joint 105th 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/sl5#f-house-sales-median-price
- **Population: 24,579** (2021). SL5 had 24,579 usual residents at the census (ONS Census 2021). 1,198th 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/sl5#f-population
- **People in radon Affected Area squares: 0%** (2022). About 0% of people in SL5 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/sl5#f-radon-affected-share
- **Gigabit broadband coverage: 91.0%** (January 2026). In SL5, 91.0% 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/sl5#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=SL5) (Worked out by Open Index · 2022): About 0% of people in SL5 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=SL5) (Worked out by Open Index · 2025): 421 homes were sold in SL5 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=SL5) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for SL5.
- [Population by postcode district](https://openindex.co.uk/map/population?place=SL5) (Census 2021, England and Wales): SL5 had 24,579 usual residents at the census.

## How SL5 compares

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

| Measure | SL5 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £650,000 | joint 2nd most expensive | 10 postcode districts, SL · 2025 |
| Population | 24,579 | 6th most populated | 12 postcode districts, SL · 2021 |
| People in radon Affected Area squares | 0% | joint fewest people in radon Affected Areas | 12 postcode districts, SL · 2022 |
| Gigabit broadband coverage | 91.0% | 6th highest | 12 postcode districts, SL · Jan 2026 |

## Is SL5 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in SL5 at a rate of 42.5 per 1,000 people.
That compares with 77.9 per 1,000 people across the SL postcode area.
In August 2026 alone, 114 cases of crime and anti-social behaviour were recorded in SL5.
In the 12 months to August 2026, the most common types were violence and sexual offences (467), other crime (223) and anti-social behaviour (107).
A year earlier, the recorded crime rate in SL5 was 42.2 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 SL5, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so SL5 has no single figure. Of its 14 neighbourhoods with a rank:
- Decile 8: 2 neighbourhoods
- Decile 9: 3 neighbourhoods
- Decile 10 (England’s least deprived 10%): 9 neighbourhoods

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

## Neighbourhoods in SL5

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Bracknell Forest 005A](https://openindex.co.uk/bracknell-forest/neighbourhood/e01016180) | 1,287 | 26.5 per 1,000 | 8 | 99.3% |
| [Bracknell Forest 005B](https://openindex.co.uk/bracknell-forest/neighbourhood/e01016181) | 1,771 | 40.5 per 1,000 | 10 | 89.5% |
| [Bracknell Forest 005C](https://openindex.co.uk/bracknell-forest/neighbourhood/e01016182) | 1,492 | 27.0 per 1,000 | 10 | 99.9% |
| [Bracknell Forest 005D](https://openindex.co.uk/bracknell-forest/neighbourhood/e01016183) | 1,365 | 21.5 per 1,000 | 10 | 100.0% |
| [Windsor and Maidenhead 017A](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016522) | 1,872 | 20.1 per 1,000 | 10 | 89.3% |
| [Windsor and Maidenhead 017B](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016523) | 1,569 | 83.2 per 1,000 | 9 | 71.5% |
| [Windsor and Maidenhead 017C](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016524) | 2,116 | 55.2 per 1,000 | 10 | 87.8% |
| [Windsor and Maidenhead 017D](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016609) | 1,865 | 53.8 per 1,000 | 8 | 96.7% |
| [Windsor and Maidenhead 018A](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016603) | 1,780 | 50.8 per 1,000 | 10 | 89.9% |
| [Windsor and Maidenhead 018B](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016604) | 2,243 | 42.7 per 1,000 | 10 | 90.8% |
| [Windsor and Maidenhead 018C](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016605) | 1,613 | 54.8 per 1,000 | 9 | 98.1% |
| [Windsor and Maidenhead 018D](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016606) | 1,670 | 19.9 per 1,000 | 10 | 99.2% |
| [Windsor and Maidenhead 018E](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016607) | 1,972 | 22.8 per 1,000 | 10 | 85.0% |
| [Windsor and Maidenhead 018F](https://openindex.co.uk/windsor-and-maidenhead/neighbourhood/e01016608) | 1,952 | 67.4 per 1,000 | 9 | 86.0% |

## Your MP

- [Windsor](https://openindex.co.uk/constituency/windsor): Jack Rankin (Conservative), MP since July 2024. 76% of the people here.
- [Maidenhead](https://openindex.co.uk/constituency/maidenhead): Mr Joshua Reynolds (Liberal Democrat), MP since July 2024. 23% of the people here.
- [Surrey Heath](https://openindex.co.uk/constituency/surrey-heath): Dr Al Pinkerton (Liberal Democrat), MP since July 2024. 0.6% 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 SL5

[Ascot & North Ascot East](https://openindex.co.uk/windsor-and-maidenhead/ascot-and-north-ascot-east), [Chavey Down & North Ascot West](https://openindex.co.uk/bracknell-forest/chavey-down-and-north-ascot-west), [South Ascot & Sunningdale](https://openindex.co.uk/windsor-and-maidenhead/south-ascot-and-sunningdale)

## Postcode sectors in SL5

[SL5 0 (187 postcodes)](https://openindex.co.uk/postcode/sl5-0), [SL5 5 (18 postcodes)](https://openindex.co.uk/postcode/sl5-5), [SL5 7 (223 postcodes)](https://openindex.co.uk/postcode/sl5-7), [SL5 8 (219 postcodes)](https://openindex.co.uk/postcode/sl5-8), [SL5 9 (241 postcodes)](https://openindex.co.uk/postcode/sl5-9)

## Councils SL5 covers

[Windsor and Maidenhead](https://openindex.co.uk/windsor-and-maidenhead), [Bracknell Forest](https://openindex.co.uk/bracknell-forest)

## Towns in SL5

[Ascot](https://openindex.co.uk/town/ascot)

## Postcode districts next to SL5

[GU15](https://openindex.co.uk/postcode/gu15), [GU19](https://openindex.co.uk/postcode/gu19), [GU20](https://openindex.co.uk/postcode/gu20), [GU24](https://openindex.co.uk/postcode/gu24), [GU25](https://openindex.co.uk/postcode/gu25), [RG12](https://openindex.co.uk/postcode/rg12), [RG42](https://openindex.co.uk/postcode/rg42), [RG45](https://openindex.co.uk/postcode/rg45), [SL4](https://openindex.co.uk/postcode/sl4)

## Nearest rail stations

[Ascot (Berks) (650 m from the middle)](https://openindex.co.uk/map/rail-stations?around=-0.6758,51.4062), [Martins Heron (2.8 km from the middle)](https://openindex.co.uk/map/rail-stations?around=-0.7244,51.4074), [Sunningdale (3.8 km from the middle)](https://openindex.co.uk/map/rail-stations?around=-0.6330,51.3919), [Bagshot (4.4 km from the middle)](https://openindex.co.uk/map/rail-stations?around=-0.6887,51.3644)

## More in the SL postcode area

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

## SL5 in brief

SL5 is a postcode district covering North Ascot, Sunninghill and South Ascot, in Windsor and Maidenhead and Bracknell Forest.
About 25,377 people lived in SL5 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £650,000 in 2025 across 421 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 42.5 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in SL5 was £650,000 in 2025.
SL5 had 24,579 usual residents at the census.
About 0% of people in SL5 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In SL5, 91.0% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: SL5
- Postcode area: [SL](https://openindex.co.uk/postcode/sl)
- Constituency: [Windsor †](https://openindex.co.uk/constituency/windsor)
- Council: [Windsor and Maidenhead †](https://openindex.co.uk/windsor-and-maidenhead)
- Area: 36.26 km²
- People, mid-2024: 25,377*
- Neighbourhoods: 14
- Output areas: 71

* 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

[SL4](https://openindex.co.uk/postcode/sl4), [GU19](https://openindex.co.uk/postcode/gu19), [RG12](https://openindex.co.uk/postcode/rg12), [GU20](https://openindex.co.uk/postcode/gu20), [GU24](https://openindex.co.uk/postcode/gu24), [RG45](https://openindex.co.uk/postcode/rg45)

## Latest updates for SL5

- 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/SL5

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/sl5, or to one figure with its anchor, https://openindex.co.uk/postcode/sl5#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/sl5