# S40

Postcode district covering Chesterfield, Brampton and Ashgate, in Chesterfield.

S40 is a postcode district covering Chesterfield, Brampton and Ashgate, in Chesterfield. Median sale price £220,000 in 2025.

Postcode district. Code S40. In: [Postcodes](https://openindex.co.uk/postcode) › [S](https://openindex.co.uk/postcode/s)

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 S40 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £220,000** (2025). The median price paid for a home in S40 was £220,000 in 2025. Joint 517th 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/s40#f-house-sales-median-price
- **Population: 35,125** (2021). S40 had 35,125 usual residents at the census (ONS Census 2021). 647th 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/s40#f-population
- **People in radon Affected Area squares: 84%** (2022). About 84% of people in S40 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/s40#f-radon-affected-share
- **Gigabit broadband coverage: 90.8%** (January 2026). In S40, 90.8% 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/s40#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=S40) (Worked out by Open Index · 2022): About 84% of people in S40 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=S40) (Worked out by Open Index · 2025): 554 homes were sold in S40 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=S40) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for S40.
- [Population by postcode district](https://openindex.co.uk/map/population?place=S40) (Census 2021, England and Wales): S40 had 35,125 usual residents at the census.

## How S40 compares

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

| Measure | S40 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £220,000 | 16th most expensive | 45 postcode districts, S · 2025 |
| Population | 35,125 | 17th most populated | 47 postcode districts, S · 2021 |
| People in radon Affected Area squares | 84% | 12th fewest people in radon Affected Areas | 47 postcode districts, S · 2022 |
| Gigabit broadband coverage | 90.8% | 16th lowest | 47 postcode districts, S · Jan 2026 |

## Is S40 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in S40 at a rate of 147.2 per 1,000 people.
That compares with 109.1 per 1,000 people across the S postcode area.
In August 2026 alone, 543 cases of crime and anti-social behaviour were recorded in S40.
In the 12 months to August 2026, the most common types were violence and sexual offences (2,069), other crime (917) and anti-social behaviour (886).
A year earlier, the recorded crime rate in S40 was 135.4 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 S40, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so S40 has no single figure. Of its 24 neighbourhoods with a rank:
- Decile 1 (England’s most deprived 10%): 3 neighbourhoods
- Decile 2: 2 neighbourhoods
- Decile 3: 7 neighbourhoods
- Decile 4: 1 neighbourhood
- Decile 6: 1 neighbourhood
- Decile 7: 1 neighbourhood
- Decile 9: 3 neighbourhoods
- Decile 10 (England’s least deprived 10%): 6 neighbourhoods

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

## Neighbourhoods in S40

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Chesterfield 008B](https://openindex.co.uk/chesterfield/neighbourhood/e01019558) | 1,275 | 25.3 per 1,000 | 10 | 90.1% |
| [Chesterfield 008D](https://openindex.co.uk/chesterfield/neighbourhood/e01019560) | 1,337 | 73.1 per 1,000 | 3 | 96.2% |
| [Chesterfield 008E](https://openindex.co.uk/chesterfield/neighbourhood/e01019561) | 1,210 | 213.8 per 1,000 | 1 | 38.6% |
| [Chesterfield 008F](https://openindex.co.uk/chesterfield/neighbourhood/e01019562) | 1,193 | 109.5 per 1,000 | 3 | 98.4% |
| [Chesterfield 009A](https://openindex.co.uk/chesterfield/neighbourhood/e01019539) | 1,564 | 53.3 per 1,000 | 6 | 93.4% |
| [Chesterfield 009B](https://openindex.co.uk/chesterfield/neighbourhood/e01019540) | 1,413 | 64.2 per 1,000 | 9 | 99.4% |
| [Chesterfield 009C](https://openindex.co.uk/chesterfield/neighbourhood/e01019555) | 1,453 | 59.1 per 1,000 | 3 | 97.4% |
| [Chesterfield 009D](https://openindex.co.uk/chesterfield/neighbourhood/e01019590) | 1,796 | 79.3 per 1,000 | 10 | 99.9% |
| [Chesterfield 009E](https://openindex.co.uk/chesterfield/neighbourhood/e01019591) | 1,513 | 64.5 per 1,000 | 7 | 99.6% |
| [Chesterfield 010A](https://openindex.co.uk/chesterfield/neighbourhood/e01019538) | 1,982 | 197.6 per 1,000 | 4 | 90.1% |
| [Chesterfield 010B](https://openindex.co.uk/chesterfield/neighbourhood/e01019554) | 1,329 | 123.7 per 1,000 | 3 | 93.1% |
| [Chesterfield 010C](https://openindex.co.uk/chesterfield/neighbourhood/e01019556) | 1,491 | 176.2 per 1,000 | 2 | 89.4% |
| [Chesterfield 010F](https://openindex.co.uk/chesterfield/neighbourhood/e01033387) | 1,190 | 1,596.9 per 1,000 | 3 | 53.3% |
| [Chesterfield 010G](https://openindex.co.uk/chesterfield/neighbourhood/e01033388) | 1,734 | 227.1 per 1,000 | 3 | 97.6% |
| [Chesterfield 011A](https://openindex.co.uk/chesterfield/neighbourhood/e01019586) | 1,313 | 33.0 per 1,000 | 10 | 99.2% |
| [Chesterfield 011B](https://openindex.co.uk/chesterfield/neighbourhood/e01019587) | 1,386 | 54.0 per 1,000 | 9 | 95.3% |
| [Chesterfield 011C](https://openindex.co.uk/chesterfield/neighbourhood/e01019588) | 1,331 | 22.9 per 1,000 | 10 | 99.7% |
| [Chesterfield 011D](https://openindex.co.uk/chesterfield/neighbourhood/e01019589) | 1,302 | 39.5 per 1,000 | 9 | 99.2% |
| [Chesterfield 011E](https://openindex.co.uk/chesterfield/neighbourhood/e01019592) | 1,665 | 48.9 per 1,000 | 10 | 99.2% |
| [Chesterfield 011F](https://openindex.co.uk/chesterfield/neighbourhood/e01019593) | 1,110 | 10.2 per 1,000 | 10 | 98.9% |
| [Chesterfield 013A](https://openindex.co.uk/chesterfield/neighbourhood/e01019575) | 1,657 | 98.0 per 1,000 | 1 | 99.7% |
| [Chesterfield 013B](https://openindex.co.uk/chesterfield/neighbourhood/e01019576) | 1,606 | 111.5 per 1,000 | 2 | 92.8% |
| [Chesterfield 013C](https://openindex.co.uk/chesterfield/neighbourhood/e01019577) | 1,493 | 165.0 per 1,000 | 3 | 94.8% |
| [Chesterfield 013D](https://openindex.co.uk/chesterfield/neighbourhood/e01019578) | 1,546 | 248.3 per 1,000 | 1 | 91.3% |

## Your MP

- [Chesterfield](https://openindex.co.uk/constituency/chesterfield): Mr Toby Perkins (Labour), MP since July 2024. 100% of the people here.
- [North East Derbyshire](https://openindex.co.uk/constituency/north-east-derbyshire): Louise Sandher-Jones (Labour), MP since July 2024. 0.2% 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 S40

[Ashgate & Brockwell](https://openindex.co.uk/chesterfield/ashgate-and-brockwell), [Boythorpe & Birdholme](https://openindex.co.uk/chesterfield/boythorpe-and-birdholme), [Brookside & Walton](https://openindex.co.uk/chesterfield/brookside-and-walton), [Central Chesterfield & Stonegravels](https://openindex.co.uk/chesterfield/central-chesterfield-and-stonegravels), [Loundsley Green & Holme Hall](https://openindex.co.uk/chesterfield/loundsley-green-and-holme-hall)

## Postcode sectors in S40

[S40 1 (175 postcodes)](https://openindex.co.uk/postcode/s40-1), [S40 2 (291 postcodes)](https://openindex.co.uk/postcode/s40-2), [S40 3 (231 postcodes)](https://openindex.co.uk/postcode/s40-3), [S40 4 (306 postcodes)](https://openindex.co.uk/postcode/s40-4), [S40 9 (81 postcodes)](https://openindex.co.uk/postcode/s40-9)

## Council

[Chesterfield](https://openindex.co.uk/chesterfield)

## Towns in S40

[Chesterfield](https://openindex.co.uk/town/chesterfield)

## Postcode districts next to S40

[S41](https://openindex.co.uk/postcode/s41), [S42](https://openindex.co.uk/postcode/s42)

## Nearest rail stations

[Chesterfield (2.0 km from the middle)](https://openindex.co.uk/map/rail-stations?around=-1.4201,53.2382)

## More in the S postcode area

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

## S40 in brief

S40 is a postcode district covering Chesterfield, Brampton and Ashgate, in Chesterfield.
About 35,812 people lived in S40 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £220,000 in 2025 across 554 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 147.2 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in S40 was £220,000 in 2025.
S40 had 35,125 usual residents at the census.
About 84% of people in S40 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In S40, 90.8% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: S40
- Postcode area: [S](https://openindex.co.uk/postcode/s)
- Constituency: [Chesterfield †](https://openindex.co.uk/constituency/chesterfield)
- Council: [Chesterfield †](https://openindex.co.uk/chesterfield)
- Area: 11.11 km²
- People, mid-2024: 35,812*
- Neighbourhoods: 24
- Output areas: 129

* 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

[S42](https://openindex.co.uk/postcode/s42), [S41](https://openindex.co.uk/postcode/s41)

## Latest updates for S40

- 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/S40

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/s40, or to one figure with its anchor, https://openindex.co.uk/postcode/s40#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/s40