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AL4 0JS

Welham Green and Hatfield South · Welwyn Hatfield · England

Updated September 2026

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Location overview

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Ward
Welham Green and Hatfield South
Local authority
Welwyn Hatfield
Constituency
Welwyn Hatfield
Postcode district
AL4
Postcode sector
AL4 0

Nearby postcodes

Nearby postcode distances
Postcode Distance
AL4 0LG 48 m
AL4 0LW 87 m
AL4 0QT 119 m
AL4 0JR 137 m
AL4 0QD 188 m
Complete postcode fields and official codes
Postcode
AL4 0JS
Status
Current
Introduced
1 May 2026
Terminated
Not published
Postcode area
AL
Postcode district
AL4
Postcode sector
AL4 0
Latitude
51.738162
Longitude
-0.245807
British National Grid easting
521,222
British National Grid northing
205,839

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Welwyn Hatfield · E07000241
Electoral ward
Welham Green and Hatfield South · E05011071
Parish or community
E04012223
Westminster constituency
Welwyn Hatfield · E14001573
Output area
E00190346
Lower layer super output area
Welwyn Hatfield 017C · E01035608
Middle layer super output area
Welwyn Hatfield 017 · E02007092

Postcode source versions

Explore AL4

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
38
Primary
25
Secondary
5

  1. Colney Heath Primary School

    Academy converter

    1.2 km

  2. St Mary's Church of England VA Primary School, Welham Green

    Voluntary aided school

    1.6 km

  3. University of Hertfordshire

    Higher education institutions

    1.7 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
840
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 344
  • Anti social behaviour 130
  • Other theft 90
  • Criminal damage and arson 63
  • Vehicle crime 60

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
AL4 0 residents
10,462

Age bands in AL4 0

Wider postcode sector
Age 0 to 14
21.8%

2,193 residents

Age 15 to 24
11.5%

1,159 residents

Age 25 to 44
22.9%

2,300 residents

Age 45 to 64
29.9%

3,009 residents

Age 65 and over
13.8%

1,386 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

6

within 5 km

  • POTTERELLS MEDICAL CENTRE

    STATION ROAD, WELHAM GREEN, NORTH MYMMS, HATFIELD, AL9 7SN

    ODS code E82058

    2.9 km

  • BURVILL HOUSE SURGERY

    52-54 DELLFIELD ROAD, HATFIELD, AL10 8HP

    ODS code E82023

    2.9 km

  • LISTER HOUSE SURGERY

    THE COMMON, HATFIELD, AL10 0NL

    ODS code E82018

    3.2 km

  • WRAFTON HOUSE SURGERY

    9-11 WELLFIELD ROAD, HATFIELD, AL10 0BS

    ODS code E82002

    3.4 km

  • SUMMERFIELD HEALTH CENTRE

    CALEDON ROAD, LONDON COLNEY, ST. ALBANS, AL2 1PU

    ODS code E82107

    4.1 km

  • VERULAM MEDICAL GROUP

    COLNEY MEDICAL CENTRE, 45-47 KINGS ROAD, LONDON COLNEY, ST. ALBANS, AL2 1ES

    ODS code E82113

    4.2 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

  • Hall Gardens

    BCT · Colney Heath

    0.2 miles

  • Hall Gardens

    BCT · Colney Heath

    0.2 miles

  • Fellowes Lane

    BCT · Colney Heath

    0.2 miles

  • Fellowes Lane

    BCT · Colney Heath

    0.2 miles

  • Tollgate Farm

    BCT · Colney Heath

    0.3 miles

Relative deprivation

English Indices of Deprivation 2025 for Welwyn Hatfield 017C, 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

8 of 10

Overall England rank

25,174 of 33,755

Income
8 of 10
Employment
10 of 10
Education and skills
7 of 10
Health and disability
9 of 10
Crime
8 of 10
Housing and services
4 of 10
Living environment
3 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

38 open schools are in scope, including 25 primary and 5 secondary schools. Colney Heath Primary School is the nearest published school at 0.8 miles.

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

Recorded crime

840 published events cover 12 months, averaging 70 events per published month. The largest recorded category is Violence and sexual offences with 344 events.

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