# SN1

Postcode district covering Swindon, Kingshill and Old Town, in Swindon.

SN1 is a postcode district covering Swindon, Kingshill and Old Town, in Swindon. Median sale price £250,000 in 2025. Recorded crime 158.4 per 1,000 people.

Postcode district. Code SN1. 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 SN1 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £250,000** (2025). The median price paid for a home in SN1 was £250,000 in 2025. Joint 751st 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/sn1#f-house-sales-median-price
- **Population: 36,467** (2021). SN1 had 36,467 usual residents at the census (ONS Census 2021). 578th 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/sn1#f-population
- **People in radon Affected Area squares: 23%** (2022). About 23% of people in SN1 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/sn1#f-radon-affected-share
- **Gigabit broadband coverage: 96.2%** (January 2026). In SN1, 96.2% 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/sn1#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=SN1) (Worked out by Open Index · 2022): About 23% of people in SN1 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=SN1) (Worked out by Open Index · 2025): 551 homes were sold in SN1 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=SN1) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for SN1.
- [Population by postcode district](https://openindex.co.uk/map/population?place=SN1) (Census 2021, England and Wales): SN1 had 36,467 usual residents at the census.

## How SN1 compares

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

| Measure | SN1 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £250,000 | 2nd cheapest | 18 postcode districts, SN · 2025 |
| Population | 36,467 | 5th most populated | 19 postcode districts, SN · 2021 |
| People in radon Affected Area squares | 23% | 9th fewest people in radon Affected Areas | 19 postcode districts, SN · 2022 |
| Gigabit broadband coverage | 96.2% | 4th highest | 19 postcode districts, SN · Jan 2026 |

## Is SN1 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in SN1 at a rate of 158.4 per 1,000 people.
That compares with 66.2 per 1,000 people across the SN postcode area.
In August 2026 alone, 610 cases of crime and anti-social behaviour were recorded in SN1.
In the 12 months to August 2026, the most common types were violence and sexual offences (2,042), anti-social behaviour (1,409) and other crime (1,043).
A year earlier, the recorded crime rate in SN1 was 146.8 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 SN1, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so SN1 has no single figure. Of its 20 neighbourhoods with a rank:
- Decile 2: 1 neighbourhood
- Decile 3: 1 neighbourhood
- Decile 4: 6 neighbourhoods
- Decile 6: 5 neighbourhoods
- Decile 7: 3 neighbourhoods
- Decile 8: 2 neighbourhoods
- Decile 9: 1 neighbourhood
- 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 SN1

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Swindon 015A](https://openindex.co.uk/swindon/neighbourhood/e01015475) | 2,472 | 159.2 per 1,000 | 4 | 100.0% |
| [Swindon 015C](https://openindex.co.uk/swindon/neighbourhood/e01015477) | 1,725 | 129.4 per 1,000 | 4 | 100.0% |
| [Swindon 015D](https://openindex.co.uk/swindon/neighbourhood/e01015480) | 3,155 | 37.4 per 1,000 | 4 | 99.8% |
| [Swindon 015E](https://openindex.co.uk/swindon/neighbourhood/e01033845) | 1,737 | 437.2 per 1,000 | 4 | 98.8% |
| [Swindon 015F](https://openindex.co.uk/swindon/neighbourhood/e01033846) | 1,576 | 273.0 per 1,000 | 2 | 98.9% |
| [Swindon 017A](https://openindex.co.uk/swindon/neighbourhood/e01015479) | 2,331 | 149.8 per 1,000 | 6 | 99.7% |
| [Swindon 017B](https://openindex.co.uk/swindon/neighbourhood/e01015493) | 2,228 | 119.6 per 1,000 | 6 | 99.9% |
| [Swindon 019A](https://openindex.co.uk/swindon/neighbourhood/e01015494) | 2,177 | 316.6 per 1,000 | 4 | 98.4% |
| [Swindon 019C](https://openindex.co.uk/swindon/neighbourhood/e01015496) | 1,872 | 57.2 per 1,000 | 6 | 99.3% |
| [Swindon 019D](https://openindex.co.uk/swindon/neighbourhood/e01015497) | 1,608 | 57.1 per 1,000 | 6 | 99.9% |
| [Swindon 019E](https://openindex.co.uk/swindon/neighbourhood/e01032714) | 1,839 | 491.0 per 1,000 | 3 | 92.2% |
| [Swindon 019F](https://openindex.co.uk/swindon/neighbourhood/e01032715) | 1,232 | 168.8 per 1,000 | 4 | 98.5% |
| [Swindon 021A](https://openindex.co.uk/swindon/neighbourhood/e01015478) | 1,566 | 82.4 per 1,000 | 7 | 99.5% |
| [Swindon 021B](https://openindex.co.uk/swindon/neighbourhood/e01015498) | 1,716 | 65.3 per 1,000 | 8 | 100.0% |
| [Swindon 021D](https://openindex.co.uk/swindon/neighbourhood/e01015532) | 1,653 | 55.5 per 1,000 | 6 | 91.6% |
| [Swindon 021E](https://openindex.co.uk/swindon/neighbourhood/e01032706) | 1,540 | 34.7 per 1,000 | 8 | 74.6% |
| [Swindon 021F](https://openindex.co.uk/swindon/neighbourhood/e01032707) | 2,097 | 68.9 per 1,000 | 10 | 96.5% |
| [Swindon 024B](https://openindex.co.uk/swindon/neighbourhood/e01015534) | 2,167 | 220.9 per 1,000 | 7 | 89.6% |
| [Swindon 024E](https://openindex.co.uk/swindon/neighbourhood/e01033847) | 1,632 | 37.1 per 1,000 | 9 | 93.9% |
| [Swindon 024F](https://openindex.co.uk/swindon/neighbourhood/e01033848) | 1,983 | 53.0 per 1,000 | 7 | 95.7% |

## Your MP

- [Swindon South](https://openindex.co.uk/constituency/swindon-south): Heidi Alexander (Labour), MP since July 2024. 91% of the people here.
- [East Wiltshire](https://openindex.co.uk/constituency/east-wiltshire): Danny Kruger (Reform UK), MP since July 2024. 8.2% of the people here.
- [Swindon North](https://openindex.co.uk/constituency/swindon-north): Will Stone (Labour), MP since July 2024. 0.9% 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 SN1

[Central East & Walcot West](https://openindex.co.uk/swindon/central-east-and-walcot-west), [Central North](https://openindex.co.uk/swindon/central-north), [Central South & Eastcott](https://openindex.co.uk/swindon/central-south-and-eastcott), [Kingshill & Okus](https://openindex.co.uk/swindon/kingshill-and-okus), [Lawn & East Wichel](https://openindex.co.uk/swindon/lawn-and-east-wichel)

## Postcode sectors in SN1

[SN1 1 (91 postcodes)](https://openindex.co.uk/postcode/sn1-1), [SN1 2 (165 postcodes)](https://openindex.co.uk/postcode/sn1-2), [SN1 3 (158 postcodes)](https://openindex.co.uk/postcode/sn1-3), [SN1 4 (151 postcodes)](https://openindex.co.uk/postcode/sn1-4), [SN1 5 (130 postcodes)](https://openindex.co.uk/postcode/sn1-5), [SN1 7 (102 postcodes)](https://openindex.co.uk/postcode/sn1-7)

## Council

[Swindon](https://openindex.co.uk/swindon)

## Towns in SN1

[Swindon](https://openindex.co.uk/town/swindon)

## Postcode districts next to SN1

[SN2](https://openindex.co.uk/postcode/sn2), [SN3](https://openindex.co.uk/postcode/sn3), [SN4](https://openindex.co.uk/postcode/sn4), [SN5](https://openindex.co.uk/postcode/sn5), [SN38](https://openindex.co.uk/postcode/sn38)

## Nearest rail stations

[Swindon (Wilts) (4.2 km from the middle)](https://openindex.co.uk/map/rail-stations?around=-1.7855,51.5655)

## 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)

## SN1 in brief

SN1 is a postcode district covering Swindon, Kingshill and Old Town, in Swindon.
About 39,155 people lived in SN1 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £250,000 in 2025 across 551 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 158.4 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in SN1 was £250,000 in 2025.
SN1 had 36,467 usual residents at the census.
About 23% of people in SN1 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In SN1, 96.2% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: SN1
- Postcode area: [SN](https://openindex.co.uk/postcode/sn)
- Constituency: [Swindon South †](https://openindex.co.uk/constituency/swindon-south)
- Council: [Swindon †](https://openindex.co.uk/swindon)
- Area: 18.84 km²
- People, mid-2024: 39,155*
- Neighbourhoods: 20
- Output areas: 107

* 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

[SN4](https://openindex.co.uk/postcode/sn4), [SN3](https://openindex.co.uk/postcode/sn3), [SN5](https://openindex.co.uk/postcode/sn5), [SN2](https://openindex.co.uk/postcode/sn2), [SN38](https://openindex.co.uk/postcode/sn38)

## Latest updates for SN1

- 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/SN1

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/sn1, or to one figure with its anchor, https://openindex.co.uk/postcode/sn1#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/sn1