AL6 postcode area guide — East Hertfordshire
House prices, crime, broadband speeds, mobile signal, schools and demographics for the AL6 postcode district in East Hertfordshire — every official dataset on one page.
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Where is AL6?
Broadband & internet speeds in AL6
Good coverage
Superfast (30Mb+)
92.6%
Ultrafast (300Mb+)
19.5%
Gigabit-capable
19.5%
Below USO (10Mb)
0%
Broadband availability in the AL6 postcode district (East Hertfordshire) is Good — superfast broadband reaches most premises. Across the 504 postcodes Ofcom measures in AL6, superfast broadband (30 Mbit/s or faster) reaches 92.6% of premises and gigabit-capable lines are available to 19.5%.
Around 0% of premises in AL6 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in AL6
| Postcode | Superfast | Gigabit |
|---|---|---|
| AL6 0AA | 100% | 100% |
| AL6 0AB | 100% | 85.7% |
| AL6 0AD | 100% | 0% |
| AL6 0AE | 100% | 0% |
| AL6 0AG | 100% | 0% |
| AL6 0AH | 100% | 0% |
| AL6 0AJ | 100% | 0% |
| AL6 0AL | 100% | 0% |
| AL6 0AN | 75% | 0% |
| AL6 0AP | 36.4% | 0% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around East Hertfordshire
Ofcom's coverage model for the wider East Hertfordshire district (71,670 premises):
4G indoors — all networks
87.2%
4G outdoors — all networks
98.8%
5G outdoors — all networks
27.7%
Voice indoors — all networks
90.2%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in AL6
Police recorded 32 incidents within about a mile of the centre of AL6 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Anti-social behaviour | 16 | 50.0% |
| Violence & sexual offences | 8 | 25.0% |
| Other theft | 5 | 15.6% |
| Public order | 2 | 6.3% |
| Burglary | 1 | 3.1% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
House prices in AL6
Based on 102 sales registered with HM Land Registry in the last 12 months, the median sold price in AL6 is £696,500, down 4.6% on the previous year (£730,000).
Detached
£945,000
49 sales
Semi-detached
£620,000
23 sales
Terraced
£500,000
16 sales
Flat / maisonette
£240,000
10 sales
Latest recorded sales in AL6
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 8 May 2026 | £375,000 | Terraced | Oak Piece | AL6 0XE |
| 30 Apr 2026 | £800,000 | Detached | Parkside | AL6 9DQ |
| 10 Apr 2026 | £1,000,000 | Detached | Burnham Green Road | AL6 0NL |
| 8 Apr 2026 | £1,930,000 | Detached | Digswell Lane | AL6 0BY |
| 2 Apr 2026 | £595,000 | Semi-detached | Scarff Close | AL6 0SZ |
| 2 Apr 2026 | £475,000 | Detached | The Brambles | AL6 0PG |
| 1 Apr 2026 | £336,000 | Terraced | Burnham Green Road | AL6 0NQ |
| 31 Mar 2026 | £620,000 | Terraced | Welwyn Hall Gardens | AL6 9LF |
| 31 Mar 2026 | £375,000 | Flat | Butterwick Way | AL6 9GN |
| 31 Mar 2026 | £1,200,000 | Detached | The Drive | AL6 0TR |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? East Hertfordshire demographics
Census 2021 figures for the wider East Hertfordshire district (150,155 residents, 62,023 households):
| Age profile | |
|---|---|
| Under 15 | 19.3% |
| 15–29 | 21.1% |
| 30–44 | 20.5% |
| 45–64 | 20.9% |
| 65+ | 18.2% |
| Housing tenure | |
|---|---|
| Owner-occupied | 69.4% |
| Private rented | 16.1% |
| Social rented | 11.4% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around AL6
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Sherrardswood School | Not applicable | 2–19 | 445 | AL6 0BJ |
| Welwyn St Mary's Church of England Voluntary Aided Primary School | Primary | 4–11 | 418 | AL6 9DJ |
| St John's CofE Primary School | Primary | 3–11 | 224 | AL6 0BX |
| Oaklands Primary School | Primary | 4–11 | 195 | AL6 0PX |
| Tewin Cowper Church of England Voluntary Aided Primary School | Primary | 4–11 | 122 | AL6 0JU |
| Tenterfield Nursery School | Nursery | 2–5 | 71 | AL6 9JF |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in AL6
61 rated food businesses operate in AL6. 51 hold the top rating of 5, 6 are rated 4, and none are currently rated 2 or below.
Among the 5-rated: Acorn Playgroup and Preschool, BP Garage, Brew & Cru, Busy Bees at Mardley Hill, Candour Care Services - Broadview.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in AL6
From a sample of 84 Energy Performance Certificates across 12 AL6 postcodes, the most common rating is band C (average band D). 49% of sampled homes are rated C or better.
Band B
4%
Band C
45%
Band D
35%
Band E
14%
Band F
2%
Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.
Phone area codes for East Hertfordshire
Landlines around AL6 typically use:
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What's it like living in AL6?
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Moving to AL6? Sort your connectivity first
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Postcodes in AL6
Neighbouring districts
All St Albans (AL) postcode districts ›
Frequently asked questions
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Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.