# DL15

Postcode district covering Crook and Willington, in County Durham.

DL15 is a postcode district covering Crook and Willington, in County Durham. Median sale price £130,325 in 2025. Recorded crime 121.1 per 1,000 people.

Postcode district. Code DL15. In: [Postcodes](https://openindex.co.uk/postcode) › [DL](https://openindex.co.uk/postcode/dl)

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 DL15 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £130,325** (2025). The median price paid for a home in DL15 was £130,325 in 2025. 47th 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/dl15#f-house-sales-median-price
- **Population: 22,931** (2021). DL15 had 22,931 usual residents at the census (ONS Census 2021). 1,284th 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/dl15#f-population
- **People in radon Affected Area squares: 61%** (2022). About 61% of people in DL15 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/dl15#f-radon-affected-share
- **Gigabit broadband coverage: 87.9%** (January 2026). In DL15, 87.9% 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/dl15#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=DL15) (Worked out by Open Index · 2022): About 61% of people in DL15 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=DL15) (Worked out by Open Index · 2025): 342 homes were sold in DL15 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=DL15) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for DL15.
- [Population by postcode district](https://openindex.co.uk/map/population?place=DL15) (Census 2021, England and Wales): DL15 had 22,931 usual residents at the census.

## How DL15 compares

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

| Measure | DL15 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £130,325 | 4th cheapest | 17 postcode districts, DL · 2025 |
| Population | 22,931 | 5th most populated | 17 postcode districts, DL · 2021 |
| People in radon Affected Area squares | 61% | 8th most people in radon Affected Areas | 17 postcode districts, DL · 2022 |
| Gigabit broadband coverage | 87.9% | 8th highest | 17 postcode districts, DL · Jan 2026 |

## Is DL15 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in DL15 at a rate of 121.1 per 1,000 people.
That compares with 111.8 per 1,000 people across the DL postcode area.
In August 2026 alone, 305 cases of crime and anti-social behaviour were recorded in DL15.
In the 12 months to August 2026, the most common types were violence and sexual offences (988), anti-social behaviour (620) and other crime (429).
A year earlier, the recorded crime rate in DL15 was 106.6 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 DL15, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so DL15 has no single figure. Of its 14 neighbourhoods with a rank:
- Decile 1 (England’s most deprived 10%): 3 neighbourhoods
- Decile 2: 2 neighbourhoods
- Decile 3: 2 neighbourhoods
- Decile 4: 5 neighbourhoods
- Decile 5: 1 neighbourhood
- Decile 7: 1 neighbourhood

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

## Neighbourhoods in DL15

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [County Durham 045A](https://openindex.co.uk/county-durham/neighbourhood/e01020876) | 1,731 | 68.4 per 1,000 | 3 | 86.6% |
| [County Durham 045B](https://openindex.co.uk/county-durham/neighbourhood/e01020878) | 1,787 | 120.3 per 1,000 | 2 | 98.6% |
| [County Durham 045C](https://openindex.co.uk/county-durham/neighbourhood/e01020887) | 2,006 | 75.5 per 1,000 | 4 | 81.6% |
| [County Durham 045F](https://openindex.co.uk/county-durham/neighbourhood/e01020898) | 1,575 | 180.9 per 1,000 | 1 | 89.7% |
| [County Durham 046A](https://openindex.co.uk/county-durham/neighbourhood/e01020877) | 1,516 | 266.7 per 1,000 | 2 | 81.8% |
| [County Durham 046B](https://openindex.co.uk/county-durham/neighbourhood/e01020879) | 2,178 | 75.4 per 1,000 | 7 | 71.3% |
| [County Durham 046C](https://openindex.co.uk/county-durham/neighbourhood/e01020893) | 1,914 | 62.9 per 1,000 | 4 | 76.8% |
| [County Durham 046D](https://openindex.co.uk/county-durham/neighbourhood/e01020899) | 1,334 | 89.0 per 1,000 | 3 | 86.1% |
| [County Durham 046E](https://openindex.co.uk/county-durham/neighbourhood/e01020903) | 1,090 | 101.1 per 1,000 | 4 | 90.9% |
| [County Durham 046F](https://openindex.co.uk/county-durham/neighbourhood/e01020904) | 1,749 | 103.1 per 1,000 | 4 | 93.5% |
| [County Durham 051C](https://openindex.co.uk/county-durham/neighbourhood/e01020900) | 1,682 | 129.1 per 1,000 | 4 | 97.4% |
| [County Durham 051D](https://openindex.co.uk/county-durham/neighbourhood/e01020901) | 1,396 | 241.9 per 1,000 | 1 | 98.4% |
| [County Durham 051E](https://openindex.co.uk/county-durham/neighbourhood/e01020902) | 1,429 | 144.6 per 1,000 | 1 | 70.7% |
| [County Durham 057B](https://openindex.co.uk/county-durham/neighbourhood/e01020888) | 1,890 | 86.7 per 1,000 | 5 | 94.4% |

## Your MP

- [Bishop Auckland](https://openindex.co.uk/constituency/bishop-auckland): Dr Sam Rushworth (Labour), MP since July 2024. 63% of the people here.
- [City of Durham](https://openindex.co.uk/constituency/city-of-durham): Mary Kelly Foy (Labour), MP since July 2024. 37% 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 DL15

[Coundon North](https://openindex.co.uk/county-durham/coundon-north), [Crook North & Tow Law](https://openindex.co.uk/county-durham/crook-north-and-tow-law), [Crook South](https://openindex.co.uk/county-durham/crook-south)

## Postcode sectors in DL15

[DL15 0 (269 postcodes)](https://openindex.co.uk/postcode/dl15-0), [DL15 8 (180 postcodes)](https://openindex.co.uk/postcode/dl15-8), [DL15 9 (259 postcodes)](https://openindex.co.uk/postcode/dl15-9)

## Council

[County Durham](https://openindex.co.uk/county-durham)

## Towns in DL15

[Crook](https://openindex.co.uk/town/crook)

## Postcode districts next to DL15

[DH7](https://openindex.co.uk/postcode/dh7), [DL13](https://openindex.co.uk/postcode/dl13), [DL14](https://openindex.co.uk/postcode/dl14), [DL16](https://openindex.co.uk/postcode/dl16)

## More in the DL postcode area

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

## DL15 in brief

DL15 is a postcode district covering Crook and Willington, in County Durham.
About 23,274 people lived in DL15 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £130,325 in 2025 across 342 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 121.1 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in DL15 was £130,325 in 2025.
DL15 had 22,931 usual residents at the census.
About 61% of people in DL15 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In DL15, 87.9% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: DL15
- Postcode area: [DL](https://openindex.co.uk/postcode/dl)
- Constituency: [Bishop Auckland †](https://openindex.co.uk/constituency/bishop-auckland)
- Council: [County Durham †](https://openindex.co.uk/county-durham)
- Area: 51.31 km²
- People, mid-2024: 23,274*
- Neighbourhoods: 14
- Output areas: 76

* 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

[DL13](https://openindex.co.uk/postcode/dl13), [DL14](https://openindex.co.uk/postcode/dl14), [DH7](https://openindex.co.uk/postcode/dh7), [DL16](https://openindex.co.uk/postcode/dl16)

## Latest updates for DL15

- 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/DL15

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/dl15, or to one figure with its anchor, https://openindex.co.uk/postcode/dl15#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/dl15