HP4
Postcode districtPostcode district covering Berkhamsted and Northchurch, in Dacorum.
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 HP4 postcode. How census figures are added up
Radon Affected Area by postcode district
Worked out by Open Index · 2022
About 99% of people in HP4 live in a 1 km square that the radon atlas marks as a radon Affected Area.
How HP4 compares
Each dot is a postcode district. The black line marks the middle one.
Is HP4 safe? What police records show
In the 12 months to August 2026, police recorded crimes and anti-social behaviour in HP4 at a rate of 54.7 per 1,000 people.
That compares with 71.4 per 1,000 people across the HP postcode area.
In August 2026 alone, 121 cases of crime and anti-social behaviour were recorded in HP4.
In the 12 months to August 2026, the most common types were violence and sexual offences (423), anti-social behaviour (314) and other crime (206).
A year earlier, the recorded crime rate in HP4 was 48.7 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 HP4, neighbourhood by neighbourhood
- Deprivation is ranked by neighbourhood, so HP4 has no single figure. Of its 16 neighbourhoods with a rank:
- Decile 4: 1 neighbourhood
- Decile 6: 2 neighbourhoods
- Decile 8: 2 neighbourhoods
- Decile 9: 4 neighbourhoods
- Decile 10 (England’s least deprived 10%): 7 neighbourhoods
English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.
Neighbourhoods in HP4
| Name | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
|---|---|---|---|---|
| Dacorum 006A | 1,563 | 29.3 per 1,000 | 9 | 34.1% |
| Dacorum 006B | 1,133 | 37.0 per 1,000 | 6 | 14.1% |
| Dacorum 006C | 1,481 | 57.9 per 1,000 | 9 | 67.3% |
| Dacorum 006D | 1,355 | 35.5 per 1,000 | 8 | 86.1% |
| Dacorum 009A | 1,660 | 177.6 per 1,000 | 9 | 72.3% |
| Dacorum 009B | 1,837 | 36.9 per 1,000 | 10 | 37.4% |
| Dacorum 009C | 1,545 | 32.0 per 1,000 | 10 | 81.9% |
| Dacorum 009D | 1,329 | No figure | 10 | 97.9% |
| Dacorum 012A | 1,535 | 91.4 per 1,000 | 4 | 92.0% |
| Dacorum 012B | 1,681 | 71.6 per 1,000 | 9 | 87.8% |
| Dacorum 012C | 1,791 | 31.4 per 1,000 | 10 | 95.4% |
| Dacorum 012D | 1,529 | 14.4 per 1,000 | 10 | 78.7% |
| Dacorum 014A | 1,318 | 79.4 per 1,000 | 8 | 62.3% |
| Dacorum 014B | 1,548 | 99.0 per 1,000 | 6 | 92.5% |
| Dacorum 014C | 1,221 | 32.5 per 1,000 | 10 | 82.8% |
| Dacorum 014D | 1,786 | 36.4 per 1,000 | 10 | 82.5% |
MPs for HP4
- Victoria CollinsLiberal DemocratMP for Harpenden and Berkhamsted97% of HP4’s postcodes
- Laura Kyrke-SmithLabourMP for Aylesbury2.6% of HP4’s postcodes
- Rachel HopkinsLabourMP for Luton South and South Bedfordshire0.3% of HP4’s postcodes
- Sarah GreenLiberal DemocratMP for Chesham and Amersham0.3% of HP4’s postcodes
- Greg SmithConservativeMP for Mid Buckinghamshire0.3% of HP4’s postcodes
As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.
Middle areas in HP44
Postcode sectors in HP44
Council1
Towns in HP41
Postcode districts next to HP47
Nearest rail stations2
More in the HP postcode area2
HP4 in brief
HP4 is a postcode district covering Berkhamsted and Northchurch, in Dacorum.
About 25,280 people lived in HP4 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £650,000 in 2025 across 389 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 54.7 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in HP4 was £650,000 in 2025.
HP4 had 24,832 usual residents at the census.
About 99% of people in HP4 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In HP4, 71.3% of homes and businesses could get gigabit-capable broadband in January 2026.