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AL7 4DA

Hollybush · Welwyn Hatfield · England

Updated September 2026

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Location overview

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Ward
Hollybush
Local authority
Welwyn Hatfield
Constituency
Welwyn Hatfield
Postcode district
AL7
Postcode sector
AL7 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
AL7 4PA 70 m
AL7 4FX 78 m
AL7 3PP 95 m
AL7 3PU 104 m
AL7 3PX 104 m
Complete postcode fields and official codes
Postcode
AL7 4DA
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
AL
Postcode district
AL7
Postcode sector
AL7 4
Latitude
51.791068
Longitude
-0.193233
British National Grid easting
524,706
British National Grid northing
211,811

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Welwyn Hatfield · E07000241
Electoral ward
Hollybush · E05011065
Parish or community
E43000083
Westminster constituency
Welwyn Hatfield · E14001573
Output area
E00121563
Lower layer super output area
Welwyn Hatfield 009A · E01023939
Middle layer super output area
Welwyn Hatfield 009 · E02004988

Postcode source versions

Explore AL7

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
42
Primary
29
Secondary
5

  1. Holwell Primary School

    Community school

    343 m

  2. Ludwick Nursery School

    Local authority nursery school

    381 m

  3. Our Lady Catholic Primary School

    Voluntary aided school

    508 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
2,977
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,050
  • Anti social behaviour 517
  • Shoplifting 393
  • Criminal damage and arson 203
  • Public order 170

Census 2021

Population and age profile

Postcode residents
35

16 female, 19 male

Postcode households
31
Residents per household
1.1
AL7 4 residents
11,663

Age bands in AL7 4

Wider postcode sector
Age 0 to 14
22%

2,536 residents

Age 15 to 24
10.6%

1,226 residents

Age 25 to 44
30.5%

3,529 residents

Age 45 to 64
24.3%

2,809 residents

Age 65 and over
12.6%

1,452 residents

This postcode contained 0.3% of the sector's usual residents on Census Day. The age profile describes the wider AL7 4 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

8

within 5 km

  • PEARTREE LANE SURGERY

    110 PEARTREE LANE, WELWYN GARDEN CITY, AL7 3UJ

    ODS code E82040

    741 m

  • HALL GROVE GROUP PRACTICE

    4 HALL GROVE, WELWYN GARDEN CITY, AL7 4PL

    ODS code E82062

    814 m

  • SPRING HOUSE HEALTH

    SPRING HOUSE SITE, ASCOTS LANE, WELWYN GARDEN CITY, AL7 4HL

    ODS code Y02639

    953 m

  • THE GARDEN CITY PRACTICE

    BIRDCROFT ROAD, WELWYN GARDEN CITY, AL8 6EH

    ODS code E82041

    1.3 km

  • WRAFTON HOUSE SURGERY

    9-11 WELLFIELD ROAD, HATFIELD, AL10 0BS

    ODS code E82002

    3.6 km

  • LISTER HOUSE SURGERY

    THE COMMON, HATFIELD, AL10 0NL

    ODS code E82018

    3.8 km

  • BURVILL HOUSE SURGERY

    52-54 DELLFIELD ROAD, HATFIELD, AL10 8HP

    ODS code E82023

    4.1 km

  • BRIDGE COTTAGE SURGERY

    41 HIGH STREET, WELWYN, AL6 9EF

    ODS code E82019

    4.6 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 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Woodhall Parade

    BCT · Welwyn Garden City

    0.0 miles

  • Woodhall Parade

    BCT · Welwyn Garden City

    0.1 miles

  • Upperfield Road

    BCT · Welwyn Garden City

    0.1 miles

  • Longlands Road

    BCT · Welwyn Garden City

    0.1 miles

  • Upperfield Road

    BCT · Welwyn Garden City

    0.1 miles

Relative deprivation

English Indices of Deprivation 2025 for Welwyn Hatfield 009A, 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

5 of 10

Overall England rank

16,373 of 33,755

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

42 open schools are in scope, including 29 primary and 5 secondary schools. Holwell Primary School is the nearest published school at 343 m.

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

Recorded crime

2,977 published events cover 12 months, averaging 248.083 events per published month. The largest recorded category is Violence and sexual offences with 1,050 events.

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