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AL7 3NH

Peartree · Welwyn Hatfield · England

Updated September 2026

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Location overview

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Post town
Welwyn Garden City
Ward
Peartree
Local authority
Welwyn Hatfield
Constituency
Welwyn Hatfield
Postcode district
AL7
Postcode sector
AL7 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
AL7 3NQ 65 m
AL7 3NY 77 m
AL7 3NU 97 m
AL7 3NG 102 m
AL7 3NA 124 m
Complete postcode fields and official codes
Postcode
AL7 3NH
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
AL
Postcode district
AL7
Postcode sector
AL7 3
Latitude
51.797082
Longitude
-0.189614
British National Grid easting
524,939
British National Grid northing
212,486

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Welwyn Hatfield · E07000241
Electoral ward
Peartree · E05011069
Parish or community
E43000083
Westminster constituency
Welwyn Hatfield · E14001573
Output area
E00121635
Lower layer super output area
Welwyn Hatfield 007E · E01023958
Middle layer super output area
Welwyn Hatfield 007 · E02004986

Postcode source versions

Explore AL7

Property

View all property records
19 recorded sales at this postcode
Address Date Price
2, Longmore Gardens, Welwyn Garden City, AL7 3NH 30 September 2024 £340,000
11, Longmore Gardens, Welwyn Garden City, AL7 3NH 29 June 2012 £188,000
12, Longmore Gardens, Welwyn Garden City, AL7 3NH 30 September 2011 £203,700

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
39
Primary
26
Secondary
5

  1. Swallow Dell Primary and Nursery School

    Community school

    352 m

  2. Holwell Primary School

    Community school

    493 m

  3. Ludwick Nursery School

    Local authority nursery school

    534 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
3,543
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,178
  • Shoplifting 628
  • Anti social behaviour 582
  • Criminal damage and arson 228
  • Public order 213

Census 2021

Population and age profile

Postcode residents
53

22 female, 31 male

Postcode households
19
Residents per household
2.8
AL7 3 residents
11,086

Age bands in AL7 3

Wider postcode sector
Age 0 to 14
21.9%

2,522 residents

Age 15 to 24
11.1%

1,272 residents

Age 25 to 44
31.5%

3,627 residents

Age 45 to 64
24.5%

2,821 residents

Age 65 and over
11%

1,261 residents

This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider AL7 3 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

    575 m

  • HALL GROVE GROUP PRACTICE

    4 HALL GROVE, WELWYN GARDEN CITY, AL7 4PL

    ODS code E82062

    1.0 km

  • THE GARDEN CITY PRACTICE

    BIRDCROFT ROAD, WELWYN GARDEN CITY, AL8 6EH

    ODS code E82041

    1.4 km

  • SPRING HOUSE HEALTH

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

    ODS code Y02639

    1.6 km

  • BRIDGE COTTAGE SURGERY

    41 HIGH STREET, WELWYN, AL6 9EF

    ODS code E82019

    4.1 km

  • WRAFTON HOUSE SURGERY

    9-11 WELLFIELD ROAD, HATFIELD, AL10 0BS

    ODS code E82002

    4.3 km

  • LISTER HOUSE SURGERY

    THE COMMON, HATFIELD, AL10 0NL

    ODS code E82018

    4.4 km

  • BURVILL HOUSE SURGERY

    52-54 DELLFIELD ROAD, HATFIELD, AL10 8HP

    ODS code E82023

    4.8 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

  • Fire Station

    BCT · Welwyn Garden City

    0.1 miles

  • Fire Station

    BCT · Welwyn Garden City

    0.1 miles

  • Salisbury Road

    BCT · Welwyn Garden City

    0.2 miles

  • Verulam Close

    BCT · Welwyn Garden City

    0.2 miles

  • Knella Road

    BCT · Welwyn Garden City

    0.2 miles

Relative deprivation

English Indices of Deprivation 2025 for Welwyn Hatfield 007E, 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

2 of 10

Overall England rank

6,652 of 33,755

Income
2 of 10
Employment
2 of 10
Education and skills
2 of 10
Health and disability
2 of 10
Crime
3 of 10
Housing and services
5 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

Property market

The five-year median is £340,000 from 1 recorded sale in AL7 3NH. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Welwyn Hatfield is £450,696 in June 2026, up 5.8% year on year.

Schools

39 open schools are in scope, including 26 primary and 5 secondary schools. Swallow Dell Primary and Nursery School is the nearest published school at 352 m.

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

Recorded crime

3,543 published events cover 12 months, averaging 295.25 events per published month. The largest recorded category is Violence and sexual offences with 1,178 events.

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