Property market
The five-year median is £345,000 from 1 recorded sale in AL5 1AS. 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.
AL5 1AS
Harpenden South · St Albans · England
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Harpenden
- Ward
- Harpenden South
- Local authority
- St Albans
- Constituency
- Harpenden and Berkhamsted
- Postcode district
- AL5
- Postcode sector
- AL5 1
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- AL5 1AS
- Status
- Current
- Introduced
- 1 February 1990
- Terminated
- Not published
- Postcode area
- AL
- Postcode district
- AL5
- Postcode sector
- AL5 1
- Latitude
- 51.804394
- Longitude
- -0.344042
- British National Grid easting
- 514,272
- British National Grid northing
- 213,046
Statistical and administrative geographies
- Country
- England · E92000001
- Region
- East of England · E12000006
- Local authority district
- St Albans · E07000240
- Electoral ward
- Harpenden South · E05013954
- Parish or community
- E04013284
- Westminster constituency
- Harpenden and Berkhamsted · E14001268
- Output area
- E00120337
- Lower layer super output area
- St Albans 005C · E01023697
- Middle layer super output area
- St Albans 005 · E02004928
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 AL5
Property
5 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 3, The Chennies, Harpenden, AL5 1AS | 14 November 2023 | £345,000 |
| 1, The Chennies, Harpenden, AL5 1AS | 20 December 2018 | £330,000 |
| 1, The Chennies, Harpenden, AL5 1AS | 8 June 2007 | £260,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 38
- Primary
- 24
- Secondary
- 7
- 623 m
The Grove Junior School
Community school
- 649 m
The Grove Infant and Nursery School
Community school
- 954 m
St Dominic Catholic Primary School
Academy converter
Recorded crime
Within 1 mile of this postcode
- Published events
- 705
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Shoplifting 145
- Violence and sexual offences 144
- Anti social behaviour 103
- Vehicle crime 89
- Other theft 55
Census 2021
Population and age profile
- Postcode residents
- 8
- Postcode households
- 6
- Residents per household
- 1.3
- AL5 1 residents
- 6,414
2 female, 6 male
Age bands in AL5 1
Wider postcode sector- Age 0 to 14
- 21.3%
- Age 15 to 24
- 8.3%
- Age 25 to 44
- 22.2%
- Age 45 to 64
- 28.7%
- Age 65 and over
- 19.5%
1,300 residents
509 residents
1,355 residents
1,756 residents
1,195 residents
This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider AL5 1 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
4
within 5 km straight-line
VILLAGE SURGERY
AMENBURY LANE, HARPENDEN, AL5 2BT
ODS code E82037
1.4 km
DAVENPORT HOUSE SURGERY
DAVENPORT HOUSE, BOWERS WAY, HARPENDEN, AL5 4HX
ODS code E82077
1.5 km
ELMS MEDICAL PRACTICE
5 STEWART ROAD, HARPENDEN, AL5 4QA
ODS code E82071
1.7 km
LODGE,HIGHFIELD & REDBOURN
NORMANDY ROAD, ST. ALBANS, AL3 5NP
ODS code E82014
5.0 km
Nearby transport
- 0.2 miles
Queens Road
BCT · Harpenden
- 0.2 miles
The Plough and Harrow PH
BCT · Harpenden
- 0.2 miles
Longfield Road
BCT · Harpenden
- 0.2 miles
Queens Road
BCT · Harpenden
- 0.2 miles
The Plough and Harrow PH
BCT · Harpenden
Relative deprivation
English Indices of Deprivation 2025 for St Albans 005C, 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
9 of 10
Overall England rank
30,066 of 33,755
- Income
- 7 of 10
- Employment
- 9 of 10
- Education and skills
- 10 of 10
- Health and disability
- 9 of 10
- Crime
- 9 of 10
- Housing and services
- 10 of 10
- Living environment
- 5 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
- 1
- 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
38 open schools are in scope, including 24 primary and 7 secondary schools. The Grove Junior School is the nearest published school at 623 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
705 published events cover 12 months, averaging 58.75 events per published month. The largest recorded category is Shoplifting with 145 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.