# SN8

Postcode district covering Marlborough, in Wiltshire.

SN8 is a postcode district covering Marlborough, in Wiltshire. Median sale price £445,000 in 2025. Recorded crime 43.3 per 1,000 people. About 25,009 people.

Postcode district. Code SN8. In: [Postcodes](https://openindex.co.uk/postcode) › [SN](https://openindex.co.uk/postcode/sn)

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 SN8 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £445,000** (2025). The median price paid for a home in SN8 was £445,000 in 2025. Joint 444th 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/sn8#f-house-sales-median-price
- **Population: 25,194** (2021). SN8 had 25,194 usual residents at the census (ONS Census 2021). 1,158th 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/sn8#f-population
- **People in radon Affected Area squares: 61%** (2022). About 61% of people in SN8 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/sn8#f-radon-affected-share
- **Gigabit broadband coverage: 45.8%** (January 2026). In SN8, 45.8% 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/sn8#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=SN8) (Worked out by Open Index · 2022): About 61% of people in SN8 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=SN8) (Worked out by Open Index · 2025): 335 homes were sold in SN8 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=SN8) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for SN8.
- [Population by postcode district](https://openindex.co.uk/map/population?place=SN8) (Census 2021, England and Wales): SN8 had 25,194 usual residents at the census.

## How SN8 compares

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

| Measure | SN8 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £445,000 | most expensive | 18 postcode districts, SN · 2025 |
| Population | 25,194 | 9th least populated | 19 postcode districts, SN · 2021 |
| People in radon Affected Area squares | 61% | joint 5th most people in radon Affected Areas | 19 postcode districts, SN · 2022 |
| Gigabit broadband coverage | 45.8% | 2nd lowest | 19 postcode districts, SN · Jan 2026 |

## Is SN8 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in SN8 at a rate of 43.3 per 1,000 people.
That compares with 66.2 per 1,000 people across the SN postcode area.
In August 2026 alone, 86 cases of crime and anti-social behaviour were recorded in SN8.
In the 12 months to August 2026, the most common types were violence and sexual offences (342), anti-social behaviour (192) and other crime (187).
A year earlier, the recorded crime rate in SN8 was 43.6 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 SN8, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so SN8 has no single figure. Of its 14 neighbourhoods with a rank:
- Decile 4: 1 neighbourhood
- Decile 5: 2 neighbourhoods
- Decile 6: 2 neighbourhoods
- Decile 7: 3 neighbourhoods
- Decile 8: 5 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 SN8

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Wiltshire 012A](https://openindex.co.uk/wiltshire/neighbourhood/e01031841) | 1,865 | 34.5 per 1,000 | 8 | 3.2% |
| [Wiltshire 012B](https://openindex.co.uk/wiltshire/neighbourhood/e01031868) | 1,761 | 24.3 per 1,000 | 7 | 34.3% |
| [Wiltshire 012C](https://openindex.co.uk/wiltshire/neighbourhood/e01031873) | 1,844 | 35.5 per 1,000 | 7 | 26.5% |
| [Wiltshire 012D](https://openindex.co.uk/wiltshire/neighbourhood/e01031874) | 1,540 | 36.2 per 1,000 | 8 | 0.0% |
| [Wiltshire 019A](https://openindex.co.uk/wiltshire/neighbourhood/e01031861) | 2,771 | 43.9 per 1,000 | 8 | 98.6% |
| [Wiltshire 019B](https://openindex.co.uk/wiltshire/neighbourhood/e01031862) | 1,486 | 50.3 per 1,000 | 4 | 90.7% |
| [Wiltshire 019C](https://openindex.co.uk/wiltshire/neighbourhood/e01031863) | 1,098 | 179.4 per 1,000 | 8 | 58.5% |
| [Wiltshire 019D](https://openindex.co.uk/wiltshire/neighbourhood/e01031864) | 1,205 | 14.7 per 1,000 | 10 | 99.1% |
| [Wiltshire 019E](https://openindex.co.uk/wiltshire/neighbourhood/e01031865) | 2,568 | 41.6 per 1,000 | 8 | 79.3% |
| [Wiltshire 024D](https://openindex.co.uk/wiltshire/neighbourhood/e01031871) | 1,707 | 29.5 per 1,000 | 5 | 6.6% |
| [Wiltshire 029A](https://openindex.co.uk/wiltshire/neighbourhood/e01031843) | 1,790 | 38.9 per 1,000 | 6 | 7.6% |
| [Wiltshire 029B](https://openindex.co.uk/wiltshire/neighbourhood/e01031847) | 1,931 | 32.5 per 1,000 | 7 | 66.4% |
| [Wiltshire 029C](https://openindex.co.uk/wiltshire/neighbourhood/e01031849) | 1,632 | 47.2 per 1,000 | 5 | 10.7% |
| [Wiltshire 029D](https://openindex.co.uk/wiltshire/neighbourhood/e01031877) | 1,965 | 24.1 per 1,000 | 6 | 17.0% |

## Your MP

- [East Wiltshire](https://openindex.co.uk/constituency/east-wiltshire): Danny Kruger (Reform UK), MP since July 2024. 100% of the people here.
- [Melksham and Devizes](https://openindex.co.uk/constituency/melksham-and-devizes): Brian Mathew (Liberal Democrat), MP since July 2024. 0.1% of the people here.
- [Newbury](https://openindex.co.uk/constituency/newbury): Mr Lee Dillon (Liberal Democrat), MP since July 2024. 0.1% 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 SN8

[Bedwyn, Burbage & Collingbourne](https://openindex.co.uk/wiltshire/bedwyn-burbage-and-collingbourne), [Marlborough](https://openindex.co.uk/wiltshire/marlborough), [Ramsbury, Ogbournes & Avebury](https://openindex.co.uk/wiltshire/ramsbury-ogbournes-and-avebury)

## Postcode sectors in SN8

[SN8 1 (230 postcodes)](https://openindex.co.uk/postcode/sn8-1), [SN8 2 (235 postcodes)](https://openindex.co.uk/postcode/sn8-2), [SN8 3 (283 postcodes)](https://openindex.co.uk/postcode/sn8-3), [SN8 4 (171 postcodes)](https://openindex.co.uk/postcode/sn8-4), [SN8 9 (21 postcodes)](https://openindex.co.uk/postcode/sn8-9)

## Council

[Wiltshire](https://openindex.co.uk/wiltshire)

## Towns in SN8

[Marlborough](https://openindex.co.uk/town/marlborough)

## Postcode districts next to SN8

[RG17](https://openindex.co.uk/postcode/rg17), [RG20](https://openindex.co.uk/postcode/rg20), [SN4](https://openindex.co.uk/postcode/sn4), [SN6](https://openindex.co.uk/postcode/sn6), [SN9](https://openindex.co.uk/postcode/sn9), [SN10](https://openindex.co.uk/postcode/sn10), [SN11](https://openindex.co.uk/postcode/sn11), [SP4](https://openindex.co.uk/postcode/sp4), [SP9](https://openindex.co.uk/postcode/sp9), [SP11](https://openindex.co.uk/postcode/sp11)

## More in the SN postcode area

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

## SN8 in brief

SN8 is a postcode district covering Marlborough, in Wiltshire.
About 25,009 people lived in SN8 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £445,000 in 2025 across 335 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 43.3 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in SN8 was £445,000 in 2025.
SN8 had 25,194 usual residents at the census.
About 61% of people in SN8 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In SN8, 45.8% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: SN8
- Postcode area: [SN](https://openindex.co.uk/postcode/sn)
- Constituency: [East Wiltshire †](https://openindex.co.uk/constituency/east-wiltshire)
- Council: [Wiltshire †](https://openindex.co.uk/wiltshire)
- Area: 442 km²
- People, mid-2024: 25,009*
- Neighbourhoods: 14
- Output areas: 82

* 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

[SN9](https://openindex.co.uk/postcode/sn9), [RG17](https://openindex.co.uk/postcode/rg17), [SN4](https://openindex.co.uk/postcode/sn4), [SP11](https://openindex.co.uk/postcode/sp11), [SN10](https://openindex.co.uk/postcode/sn10), [SN11](https://openindex.co.uk/postcode/sn11)

## Latest updates for SN8

- 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/SN8

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/sn8, or to one figure with its anchor, https://openindex.co.uk/postcode/sn8#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/sn8