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AL5 1DN

Harpenden South · St Albans · England

Updated September 2026

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Location 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

Nearby postcode distances
Postcode Distance
AL5 1QF 38 m
AL5 1BD 76 m
AL5 1AX 78 m
AL5 1EG 87 m
AL5 1BB 92 m
Complete postcode fields and official codes
Postcode
AL5 1DN
Status
Current
Introduced
1 January 2003
Terminated
Not published
Postcode area
AL
Postcode district
AL5
Postcode sector
AL5 1
Latitude
51.805166
Longitude
-0.343346
British National Grid easting
514,318
British National Grid northing
213,133

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
E00120332
Lower layer super output area
St Albans 005C · E01023697
Middle layer super output area
St Albans 005 · E02004928

Postcode source versions

Explore AL5

Use the wider postcode district to compare the same evidence across more locations.

Property

At this postcode

View all property records
42 recorded sales at this postcode
Address Date Price
6, Dickinsons Field, Harpenden, AL5 1DN 3 June 2024 £525,000
1, Dickinsons Field, Harpenden, AL5 1DN 18 November 2022 £560,000
4, Dickinsons Field, Harpenden, AL5 1DN 8 July 2022 £500,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
36
Primary
22
Secondary
7

  1. The Grove Junior School

    Community school

    529 m

  2. The Grove Infant and Nursery School

    Community school

    559 m

  3. St Dominic Catholic Primary School

    Academy converter

    907 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
723
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 149
  • Shoplifting 147
  • Anti social behaviour 110
  • Vehicle crime 91
  • Other theft 55

Census 2021

Population and age profile

Postcode residents
34

18 female, 16 male

Postcode households
15
Residents per household
2.3
AL5 1 residents
6,414

Age bands in AL5 1

Wider postcode sector
Age 0 to 14
21.3%

1,300 residents

Age 15 to 24
8.3%

509 residents

Age 25 to 44
22.2%

1,355 residents

Age 45 to 64
28.7%

1,756 residents

Age 65 and over
19.5%

1,195 residents

This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider AL5 1 sector, not people in this individual postcode.

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

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%
Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

NHS ODS

GP practices

3

within 5 km

  • 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

    1.4 km

  • ELMS MEDICAL PRACTICE

    5 STEWART ROAD, HARPENDEN, AL5 4QA

    ODS code E82071

    1.6 km

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Longfield Road

    BCT · Harpenden

    0.1 miles

  • Longfield Road

    BCT · Harpenden

    0.2 miles

  • The Plough and Harrow PH

    BCT · Harpenden

    0.2 miles

  • The Plough and Harrow PH

    BCT · Harpenden

    0.2 miles

  • Queens Road

    BCT · Harpenden

    0.2 miles

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

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Property market

Recorded sales

The five-year median is £525,000 from 3 recorded sales in AL5 1DN. 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.

Schools

Published establishments

36 open schools are in scope, including 22 primary and 7 secondary schools. The Grove Junior School is the nearest published school at 529 m.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

Published police records

723 published events cover 12 months, averaging 60.25 events per published month. The largest recorded category is Violence and sexual offences with 149 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.