Property market
The five-year median is £393,000 from 2 recorded sales in AL4 0QG. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for St Albans is £651,448 in June 2026, up 4.3% year on year.
AL4 0QG
Colney Heath · St Albans · England
Updated September 2026
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Nearby postcodes
Complete postcode fields and official codes
- Postcode
- AL4 0QG
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- AL
- Postcode district
- AL4
- Postcode sector
- AL4 0
- Latitude
- 51.738099
- Longitude
- -0.250024
- British National Grid easting
- 520,931
- British National Grid northing
- 205,825
Statistical and administrative geographies
- Country
- England · E92000001
- Region
- East of England · E12000006
- Local authority district
- St Albans · E07000240
- Electoral ward
- Colney Heath · E05013950
- Parish or community
- E04013283
- Westminster constituency
- St Albans · E14001507
- Output area
- E00120249
- Lower layer super output area
- St Albans 021C · E01035581
- Middle layer super output area
- St Albans 021 · E02007090
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore AL4
Property
13 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 24, Hall Gardens, Colney Heath, St Albans, AL4 0QG | 29 September 2023 | £290,000 |
| 14, Hall Gardens, Colney Heath, St Albans, AL4 0QG | 21 September 2023 | £496,000 |
| 36, Hall Gardens, Colney Heath, St Albans, AL4 0QG | 10 February 2017 | £279,500 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 41
- Primary
- 27
- Secondary
- 6
- 936 m
Colney Heath Primary School
Academy converter
- 1.7 km
University of Hertfordshire
Higher education institutions
- 1.9 km
St Mary's Church of England VA Primary School, Welham Green
Voluntary aided school
Recorded crime
Within 1 mile of this postcode
- Published events
- 592
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 270
- Anti social behaviour 87
- Criminal damage and arson 49
- Vehicle crime 42
- Other theft 38
Census 2021
Population and age profile
- Postcode residents
- 55
- Postcode households
- 21
- Residents per household
- 2.6
- AL4 0 residents
- 10,462
28 female, 27 male
Age bands in AL4 0
Wider postcode sector- Age 0 to 14
- 21.8%
- Age 15 to 24
- 11.5%
- Age 25 to 44
- 22.9%
- Age 45 to 64
- 29.9%
- Age 65 and over
- 13.8%
2,193 residents
1,159 residents
2,300 residents
3,009 residents
1,386 residents
This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider AL4 0 sector, not people in this individual postcode.
Small counts are adjusted for privacy, so totals can differ slightly between Census tables.
Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.
Fixed broadband coverage
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
- Superfast, 30 Mbit/s+
- 100%
- Ultrafast, 100 Mbit/s+
- 100%
- Ultrafast, 300 Mbit/s+
- 100%
- Gigabit-capable
- 100%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 100%
- Decent broadband available from fixed wireless
- 0%
Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.
Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.
GP practices
6
within 5 km
BURVILL HOUSE SURGERY
52-54 DELLFIELD ROAD, HATFIELD, AL10 8HP
ODS code E82023
3.0 km
POTTERELLS MEDICAL CENTRE
STATION ROAD, WELHAM GREEN, NORTH MYMMS, HATFIELD, AL9 7SN
ODS code E82058
3.1 km
LISTER HOUSE SURGERY
THE COMMON, HATFIELD, AL10 0NL
ODS code E82018
3.3 km
WRAFTON HOUSE SURGERY
9-11 WELLFIELD ROAD, HATFIELD, AL10 0BS
ODS code E82002
3.5 km
SUMMERFIELD HEALTH CENTRE
CALEDON ROAD, LONDON COLNEY, ST. ALBANS, AL2 1PU
ODS code E82107
3.8 km
VERULAM MEDICAL GROUP
COLNEY MEDICAL CENTRE, 45-47 KINGS ROAD, LONDON COLNEY, ST. ALBANS, AL2 1ES
ODS code E82113
3.9 km
Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.
Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.
Nearby transport
- 0.0 miles
Hall Gardens
BCT · Colney Heath
- 0.0 miles
Hall Gardens
BCT · Colney Heath
- 0.1 miles
Fellowes Lane
BCT · Colney Heath
- 0.1 miles
Fellowes Lane
BCT · Colney Heath
- 0.1 miles
Roestock Lane
BCT · Colney Heath
Relative deprivation
English Indices of Deprivation 2025 for St Albans 021C, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.
Overall IMD decile
6 of 10
Overall England rank
19,595 of 33,755
- Income
- 6 of 10
- Employment
- 6 of 10
- Education and skills
- 6 of 10
- Health and disability
- 9 of 10
- Crime
- 4 of 10
- Housing and services
- 4 of 10
- Living environment
- 6 of 10
These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.
Flood risk
Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.
- High risk addresses
- 0
- Medium risk addresses
- 0
- Low risk addresses
- 0
- Groundwater flood alert area
- Unlikely
Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.
Evidence in context
Schools
41 open schools are in scope, including 27 primary and 6 secondary schools. Colney Heath Primary School is the nearest published school at 936 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
592 published events cover 12 months, averaging 49.333 events per published month. The largest recorded category is Violence and sexual offences with 270 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.