AL5 4SN

Harpenden West · St Albans · England

Updated September 2026

Compare this postcode

Location overview

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Local authority
St Albans
Postcode district
AL5
Postcode sector
AL5 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
AL5 2SD 19 m
AL5 4ES 21 m
AL5 2SG 46 m
AL5 2SH 60 m
AL5 4DZ 60 m
Complete postcode fields and official codes
Postcode
AL5 4SN
Status
Terminated
Introduced
1 July 1986
Terminated
1 December 1994
Postcode area
AL
Postcode district
AL5
Postcode sector
AL5 4
Latitude
51.816740
Longitude
-0.356240
British National Grid easting
513,400
British National Grid northing
214,400

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
St Albans · E07000240
Parish or community
E04013284
Output area
E00120352
Lower layer super output area
St Albans 003C · E01023701
Middle layer super output area
St Albans 003 · E02004926

Postcode source versions

Explore AL5

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
26
Primary
16
Secondary
5
  1. St Nicholas CofE VA Primary School

    Voluntary aided school

    149 m
  2. Harpenden Academy

    Free schools

    221 m
  3. St George's School

    Academy converter

    650 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,189
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 262
  • Anti social behaviour 203
  • Shoplifting 173
  • Other theft 144
  • Vehicle crime 117

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
AL5 4 residents
7,137

Age bands in AL5 4

Wider postcode sector
Age 0 to 14
23%

1,656 residents

Age 15 to 24
10%

717 residents

Age 25 to 44
21.9%

1,578 residents

Age 45 to 64
29%

2,092 residents

Age 65 and over
16.1%

1,163 residents

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.

GP practices

3

within 5 km straight-line

  • DAVENPORT HOUSE SURGERY

    DAVENPORT HOUSE, BOWERS WAY, HARPENDEN, AL5 4HX

    ODS code E82077

    132 m

  • VILLAGE SURGERY

    AMENBURY LANE, HARPENDEN, AL5 2BT

    ODS code E82037

    294 m

  • ELMS MEDICAL PRACTICE

    5 STEWART ROAD, HARPENDEN, AL5 4QA

    ODS code E82071

    379 m

Nearby transport

  • Old Cock Inn

    BCT · Harpenden

    0.0 miles
  • Old Cock Inn

    BCT · Harpenden

    0.1 miles
  • Church Green Terminus

    BCT · Harpenden

    0.1 miles
  • The George PH

    BCT · Harpenden

    0.1 miles
  • Bowers Way Car Park

    BCT · Harpenden

    0.1 miles

Relative deprivation

English Indices of Deprivation 2025 for St Albans 003C, 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

29,146 of 33,755

Income
8 of 10
Employment
8 of 10
Education and skills
10 of 10
Health and disability
10 of 10
Crime
7 of 10
Housing and services
10 of 10
Living environment
4 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.

Evidence in context

Schools

26 open schools are in scope, including 16 primary and 5 secondary schools. St Nicholas CofE VA Primary School is the nearest published school at 149 m.

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

Recorded crime

1,189 published events cover 12 months, averaging 99.083 events per published month. The largest recorded category is Violence and sexual offences with 262 events.

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