AL4
Postcode districtPostcode district covering St Albans, Wheathampstead and Marshalswick, in St Albans.
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 AL4 postcode. How census figures are added up
Gigabit coverage by postcode district
Connected Nations (Ofcom) · January 2026
In AL4, 93.0% of homes and businesses could get gigabit-capable broadband in January 2026.
How AL4 compares
Each dot is a postcode district. The black line marks the middle one.
Is AL4 safe? What police records show
In the 12 months to August 2026, police recorded crimes and anti-social behaviour in AL4 at a rate of 60.6 per 1,000 people.
That compares with 87.3 per 1,000 people across AL.
In August 2026 alone, 172 cases of crime and anti-social behaviour were recorded in AL4.
In the 12 months to August 2026, the most common types were violence and sexual offences (565), anti-social behaviour (394) and other crime (236).
A year earlier, the recorded crime rate in AL4 was 53.9 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 AL4, neighbourhood by neighbourhood
- Deprivation is ranked by neighbourhood, so AL4 has no single figure. Of its 17 neighbourhoods with a rank:
- Decile 4: 1 neighbourhood
- Decile 5: 1 neighbourhood
- Decile 6: 1 neighbourhood
- Decile 7: 1 neighbourhood
- Decile 8: 1 neighbourhood
- Decile 9: 5 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 AL4
| Name | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
|---|---|---|---|---|
| St Albans 004A | 1,603 | 77.7 per 1,000 | 5 | 99.3% |
| St Albans 004B | 1,812 | 63.0 per 1,000 | 9 | 96.8% |
| St Albans 004C | 1,403 | 26.5 per 1,000 | 10 | 60.0% |
| St Albans 004D | 1,898 | 28.6 per 1,000 | 10 | 95.4% |
| St Albans 007B | 1,629 | 31.8 per 1,000 | 10 | 97.0% |
| St Albans 007C | 1,676 | 87.4 per 1,000 | 10 | 95.0% |
| St Albans 007D | 1,640 | 84.8 per 1,000 | 7 | 85.9% |
| St Albans 008A | 1,725 | 41.4 per 1,000 | 9 | 91.6% |
| St Albans 008B | 1,599 | 16.1 per 1,000 | 10 | 99.8% |
| St Albans 008C | 1,632 | 26.8 per 1,000 | 10 | 99.8% |
| St Albans 008D | 2,016 | 63.9 per 1,000 | 8 | 98.9% |
| St Albans 013A | 1,909 | 39.0 per 1,000 | 9 | 100.0% |
| St Albans 013D | 1,407 | 25.4 per 1,000 | 10 | 100.0% |
| St Albans 021A | 1,483 | 99.0 per 1,000 | 9 | 95.9% |
| St Albans 021B | 1,279 | 172.1 per 1,000 | 4 | 86.0% |
| St Albans 021C | 1,575 | 118.3 per 1,000 | 6 | 98.5% |
| St Albans 021D | 1,932 | 58.3 per 1,000 | 9 | 97.0% |
MPs for AL4
- Daisy CooperLiberal DemocratMP for St Albans55% of AL4’s postcodes
- Victoria CollinsLiberal DemocratMP for Harpenden and Berkhamsted42% of AL4’s postcodes
- Alistair StrathernLabourMP for Hitchin1.5% of AL4’s postcodes
- Andrew LewinLabourMP for Welwyn Hatfield1.3% of AL4’s postcodes
- Sir Oliver DowdenConservativeMP for Hertsmere0.4% of AL4’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 AL44
Postcode sectors in AL43
Council1
Towns in AL41
Postcode districts next to AL411
Nearest rail stations1
More in the AL postcode area2
AL4 in brief
AL4 is a postcode district covering St Albans, Wheathampstead and Marshalswick, in St Albans.
About 29,083 people lived in AL4 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £638,750 in 2025 across 412 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 60.6 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in AL4 was £638,750 in 2025.
AL4 had 28,034 usual residents at the census.
In AL4, 93.0% of homes and businesses could get gigabit-capable broadband in January 2026.
In AL4, 2.2% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.