# SN11 8SZ: area report for a postcode in Wiltshire

SN11 8SZ is a postcode in Wiltshire.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Wiltshire. Open the map at SN11 8SZ for neighbourhoods and points.

In: [Wiltshire](https://openindex.co.uk/wiltshire) › [SN11](https://openindex.co.uk/postcode/sn11) › [SN11 8](https://openindex.co.uk/postcode/sn11-8)

## Around this postcode

- **0 crimes within 500 m**: August, none in July either. Wiltshire 007B: 27 a year per 1,000 people. (Map point) https://openindex.co.uk/map/street-crime?around=-1.9280,51.4898,SN118SZ
- **Swindon (Wilts), 13 km**: The nearest station, in a straight line. (Exact point) https://openindex.co.uk/map/stations?around=-1.9280,51.4898,SN118SZ
- **No schools within 800 m**: None found within 1.6 km. (Exact point) https://openindex.co.uk/map/schools?around=-1.9280,51.4898,SN118SZ
- **1 of 18 properties in SN11 8SZ at medium risk of flooding**: From rivers or the sea, with flood defences. Also 2 at low risk. (Postcode) https://openindex.co.uk/map/flood-risk-by-postcode?around=-1.9280,51.4898,SN118SZ
- **England’s least deprived 40%**: This neighbourhood, Wiltshire 007B. (Neighbourhood) https://openindex.co.uk/map/deprivation-england?around=-1.9280,51.4898,SN118SZ
- **£328,746 average price**: For the whole of Wiltshire, July 2026. (Council) https://openindex.co.uk/map/house-prices?around=-1.9280,51.4898,SN118SZ
- **No GP practices within 1 km**: None found within 2 km. (Postcode) https://openindex.co.uk/map/gp-practices?around=-1.9280,51.4898,SN118SZ
- **No supermarkets within 1 km**: None found within 2 km. (Exact point) https://openindex.co.uk/map/supermarkets?around=-1.9280,51.4898,SN118SZ
- **No gigabit broadband at SN11 8SZ**: Superfast for 0%. What can be ordered, January 2026. (Postcode) https://openindex.co.uk/map/broadband-by-postcode?around=-1.9280,51.4898,SN118SZ
- **Low road and rail noise at SN11 8SZ**: Road under 40 dB or not modelled, rail under 40 dB or not modelled (Lden, modelled for 2021) (Postcode) https://openindex.co.uk/map/noise-by-postcode?around=-1.9280,51.4898,SN118SZ
- **Not in a radon Affected Area**: Under 1% of homes in this 1 km square are estimated to be at or above the radon Action Level. (1 km grid) https://openindex.co.uk/map/radon?around=-1.9280,51.4898,SN118SZ
- **5.9 µg/m³ nitrogen dioxide**: Modelled yearly average for this 1 km square, 2025. (1 km grid) https://openindex.co.uk/map/nitrogen-dioxide?around=-1.9280,51.4898,SN118SZ

## Recent sales nearby

| Month | Price | Home | Distance |
| --- | --- | --- | --- |
| September 2023 | £1,710,000 | Detached, established, freehold | 10 m |

## Within 1 km

## Key figures

- **Average house price: £328,746** (July 2026). Wiltshire’s average house price was £328,746 in July 2026 (HM Land Registry). Up 2.6% in a year. Source: UK House Price Index, July 2026. Published 16 September 2026.
- **Median full-time pay: £37,811** (2025). Full-time workers living in Wiltshire earned a median of £37,811 in 2025 (ONS earnings survey). 151st lowest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 8.7×** (2025). A home in Wiltshire costs 8.7 times local full-time pay. Joint 98th least affordable of 348. Source: Worked out by Open Index from the UK House Price Index and the ONS earnings survey. Published 16 September 2026.
- **Deprivation score: 13.6** (2025). Wiltshire has a deprivation score of 13.6 in the English Indices of Deprivation 2025 (MHCLG). 72nd least deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## Wiltshire 007B (Neighbourhood)

- **Deprivation score: 12.4** (2025). Wiltshire 007B has a deprivation score of 12.4 in the English Indices of Deprivation 2025 (MHCLG). Joint 11,576th least deprived of 33,755. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.
- **Median sale price: £292,500** (2025). The median price paid for a home in Wiltshire 007B was £292,500 in 2025. Joint 15,548th cheapest of 31,750. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 1,050** (2021). Wiltshire 007B had 1,050 usual residents at the census (ONS Census 2021). Joint 11,029th least populated of 46,844. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026.
- **Gigabit broadband coverage: 43.8%** (January 2026). In Wiltshire 007B, 43.8% 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.

## SN11 (Postcode district)

- **Median sale price: £280,000** (2025). The median price paid for a home in SN11 was £280,000 in 2025. Joint 990th cheapest of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 24,964** (2021). SN11 had 24,964 usual residents at the census (ONS Census 2021). 1,172nd 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.
- **People in radon Affected Area squares: 79%** (2022). About 79% of people in SN11 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.
- **Gigabit broadband coverage: 84.4%** (January 2026). In SN11, 84.4% 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.

## About

- Type: Postcode
- Council: [Wiltshire](https://openindex.co.uk/wiltshire)
- Centre: 51.4898, -1.9280

Council: [Wiltshire](https://openindex.co.uk/wiltshire) (Unitary authority, 100%).

## Your MP

- [Chippenham](https://openindex.co.uk/constituency/chippenham): Sarah Gibson (Liberal Democrat), MP since July 2024.

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

## Sources

- [Street-level crime](https://openindex.co.uk/sources/street-crime), August 2026 (Map point)
- [Rail and Tube stations](https://openindex.co.uk/sources/stations), 2024/25 (Exact point)
- [Schools](https://openindex.co.uk/sources/schools) (Exact point)
- [Flood risk by postcode](https://openindex.co.uk/sources/flood-risk-by-postcode), June 2026 (Postcode)
- [English Indices of Deprivation 2025](https://openindex.co.uk/sources/deprivation-england), 2025 (Neighbourhood)
- [Average house price](https://openindex.co.uk/sources/house-prices), July 2026 (Council)
- [GP practices](https://openindex.co.uk/sources/gp-practices) (Postcode)
- [Supermarkets](https://openindex.co.uk/sources/supermarkets) (Exact point)
- [Broadband by postcode](https://openindex.co.uk/sources/broadband-by-postcode), January 2026 (Postcode)
- [Road and rail noise by postcode](https://openindex.co.uk/sources/noise-by-postcode), 2021 (Postcode)
- [Radon potential](https://openindex.co.uk/sources/radon) (1 km grid)
- [Nitrogen dioxide (NO2)](https://openindex.co.uk/sources/nitrogen-dioxide), 2025 (1 km grid)

On the map: https://openindex.co.uk/map/sold-prices?around=-1.9280,51.4898,SN118SZ

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/sn11-8sz.

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 2026.10.8, https://doi.org/10.5281/zenodo.23508850. The HTML page: https://openindex.co.uk/postcode/sn11-8sz