# HP18

Postcode district covering Berryfields and Long Crendon, in Buckinghamshire.

HP18 is a postcode district covering Berryfields and Long Crendon, in Buckinghamshire. Median sale price £396,000 in 2025. Recorded crime 35.9 per 1,000 people.

Postcode district. Code HP18. In: [Postcodes](https://openindex.co.uk/postcode) › [HP](https://openindex.co.uk/postcode/hp)

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 HP18 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £396,000** (2025). The median price paid for a home in HP18 was £396,000 in 2025. 613th 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/hp18#f-house-sales-median-price
- **Population: 22,568** (2021). HP18 had 22,568 usual residents at the census (ONS Census 2021). 1,313th 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/hp18#f-population
- **People in radon Affected Area squares: 25%** (2022). About 25% of people in HP18 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/hp18#f-radon-affected-share
- **Gigabit broadband coverage: 79.6%** (January 2026). In HP18, 79.6% 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/hp18#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=HP18) (Worked out by Open Index · 2022): About 25% of people in HP18 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=HP18) (Worked out by Open Index · 2025): 291 homes were sold in HP18 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=HP18) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for HP18.
- [Population by postcode district](https://openindex.co.uk/map/population?place=HP18) (Census 2021, England and Wales): HP18 had 22,568 usual residents at the census.

## How HP18 compares

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

| Measure | HP18 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £396,000 | 8th cheapest | 24 postcode districts, HP · 2025 |
| Population | 22,568 | 11th most populated | 24 postcode districts, HP · 2021 |
| People in radon Affected Area squares | 25% | 4th fewest people in radon Affected Areas | 24 postcode districts, HP · 2022 |
| Gigabit broadband coverage | 79.6% | 10th lowest | 24 postcode districts, HP · Jan 2026 |

## Is HP18 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in HP18 at a rate of 35.9 per 1,000 people.
That compares with 71.4 per 1,000 people across the HP postcode area.
In August 2026 alone, 71 cases of crime and anti-social behaviour were recorded in HP18.
In the 12 months to August 2026, the most common types were violence and sexual offences (450), other crime (193) and anti-social behaviour (82).
A year earlier, the recorded crime rate in HP18 was 36.1 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 HP18, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so HP18 has no single figure. Of its 15 neighbourhoods with a rank:
- Decile 4: 1 neighbourhood
- Decile 5: 2 neighbourhoods
- Decile 6: 1 neighbourhood
- Decile 7: 4 neighbourhoods
- Decile 8: 4 neighbourhoods
- Decile 9: 2 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 HP18

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Buckinghamshire 009C](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017719) | 1,243 | 39.9 per 1,000 | 7 | 11.2% |
| [Buckinghamshire 009D](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017720) | 1,304 | 42.2 per 1,000 | 6 | 15.8% |
| [Buckinghamshire 010A](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017642) | 1,287 | 22.6 per 1,000 | 4 | 83.2% |
| [Buckinghamshire 010B](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017643) | 1,429 | 24.1 per 1,000 | 8 | 92.4% |
| [Buckinghamshire 010C](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017673) | 1,382 | 46.7 per 1,000 | 7 | 77.4% |
| [Buckinghamshire 010D](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017674) | 1,795 | 36.4 per 1,000 | 7 | 39.9% |
| [Buckinghamshire 011D](https://openindex.co.uk/buckinghamshire/neighbourhood/e01033960) | 1,742 | 28.0 per 1,000 | 9 | 98.7% |
| [Buckinghamshire 011E](https://openindex.co.uk/buckinghamshire/neighbourhood/e01033961) | 1,739 | 32.5 per 1,000 | 9 | 99.8% |
| [Buckinghamshire 011F](https://openindex.co.uk/buckinghamshire/neighbourhood/e01033962) | 1,655 | 32.6 per 1,000 | 5 | 98.5% |
| [Buckinghamshire 011G](https://openindex.co.uk/buckinghamshire/neighbourhood/e01033963) | 1,592 | 39.0 per 1,000 | 7 | 99.3% |
| [Buckinghamshire 011H](https://openindex.co.uk/buckinghamshire/neighbourhood/e01033964) | 1,511 | 81.4 per 1,000 | 5 | 98.0% |
| [Buckinghamshire 023A](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017681) | 1,363 | 42.9 per 1,000 | 8 | 83.0% |
| [Buckinghamshire 023B](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017682) | 1,261 | 20.3 per 1,000 | 10 | 96.6% |
| [Buckinghamshire 023C](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017683) | 1,798 | 28.1 per 1,000 | 8 | 95.4% |
| [Buckinghamshire 023D](https://openindex.co.uk/buckinghamshire/neighbourhood/e01017684) | 1,136 | 19.3 per 1,000 | 8 | 94.7% |

## Your MP

- [Mid Buckinghamshire](https://openindex.co.uk/constituency/mid-buckinghamshire): Greg Smith (Conservative), MP since July 2024. 98% of the people here.
- [Bicester and Woodstock](https://openindex.co.uk/constituency/bicester-and-woodstock): Calum Miller (Liberal Democrat), MP since July 2024. 0.9% of the people here.
- [Henley and Thame](https://openindex.co.uk/constituency/henley-and-thame): Freddie van Mierlo (Liberal Democrat), MP since July 2024. 0.4% of the people here.
- [Buckingham and Bletchley](https://openindex.co.uk/constituency/buckingham-and-bletchley): Callum Anderson (Labour), MP since July 2024. 0.3% 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 HP18

[Berryfields & Haydon Hill](https://openindex.co.uk/buckinghamshire/berryfields-and-haydon-hill), [Oakley, Brill & Edgcott](https://openindex.co.uk/buckinghamshire/oakley-brill-and-edgcott), [Waddesdon & Whitchurch](https://openindex.co.uk/buckinghamshire/waddesdon-and-whitchurch), [Worminghall, Long Crendon & Cuddington](https://openindex.co.uk/buckinghamshire/worminghall-long-crendon-and-cuddington)

## Postcode sectors in HP18

[HP18 0 (380 postcodes)](https://openindex.co.uk/postcode/hp18-0), [HP18 1 (23 postcodes)](https://openindex.co.uk/postcode/hp18-1), [HP18 9 (292 postcodes)](https://openindex.co.uk/postcode/hp18-9)

## Council

[Buckinghamshire](https://openindex.co.uk/buckinghamshire)

## Towns in HP18

[Aylesbury](https://openindex.co.uk/town/aylesbury)

## Postcode districts next to HP18

[HP17](https://openindex.co.uk/postcode/hp17), [HP19](https://openindex.co.uk/postcode/hp19), [HP22](https://openindex.co.uk/postcode/hp22), [MK18](https://openindex.co.uk/postcode/mk18), [OX5](https://openindex.co.uk/postcode/ox5), [OX9](https://openindex.co.uk/postcode/ox9), [OX25](https://openindex.co.uk/postcode/ox25), [OX27](https://openindex.co.uk/postcode/ox27), [OX33](https://openindex.co.uk/postcode/ox33)

## More in the HP postcode area

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

## HP18 in brief

HP18 is a postcode district covering Berryfields and Long Crendon, in Buckinghamshire.
About 24,846 people lived in HP18 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £396,000 in 2025 across 291 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 35.9 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in HP18 was £396,000 in 2025.
HP18 had 22,568 usual residents at the census.
About 25% of people in HP18 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In HP18, 79.6% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: HP18
- Postcode area: [HP](https://openindex.co.uk/postcode/hp)
- Constituency: [Mid Buckinghamshire †](https://openindex.co.uk/constituency/mid-buckinghamshire)
- Council: [Buckinghamshire †](https://openindex.co.uk/buckinghamshire)
- Area: 188 km²
- People, mid-2024: 24,846*
- Neighbourhoods: 15
- Output areas: 69

* 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

[HP22](https://openindex.co.uk/postcode/hp22), [HP17](https://openindex.co.uk/postcode/hp17), [OX33](https://openindex.co.uk/postcode/ox33), [OX25](https://openindex.co.uk/postcode/ox25), [OX9](https://openindex.co.uk/postcode/ox9), [OX27](https://openindex.co.uk/postcode/ox27)

## Latest updates for HP18

- 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/HP18

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/hp18, or to one figure with its anchor, https://openindex.co.uk/postcode/hp18#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/hp18