AL9 7TD

Welham Green and Hatfield South · Welwyn Hatfield · England

Updated September 2026

Compare this postcode

Location overview

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Post town
Hatfield
Local authority
Welwyn Hatfield
Constituency
Welwyn Hatfield
Postcode district
AL9
Postcode sector
AL9 7

Nearby postcodes

Nearby postcode distances
Postcode Distance
AL9 7TB 150 m
AL9 7TF 174 m
AL9 7TE 213 m
AL9 7TL 237 m
AL9 7SZ 274 m
Complete postcode fields and official codes
Postcode
AL9 7TD
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
AL
Postcode district
AL9
Postcode sector
AL9 7
Latitude
51.714017
Longitude
-0.216516
British National Grid easting
523,310
British National Grid northing
203,203

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Welwyn Hatfield · E07000241
Parish or community
E04012223
Westminster constituency
Welwyn Hatfield · E14001573
Output area
E00121677
Lower layer super output area
Welwyn Hatfield 017C · E01035608
Middle layer super output area
Welwyn Hatfield 017 · E02007092

Postcode source versions

Explore AL9

13 recorded sales at this postcode
Address Date Price
49, Hawkshead Lane, North Mymms, Hatfield, AL9 7TD 31 March 2025 £1,040,000
29, Hawkshead Lane, North Mymms, Hatfield, AL9 7TD 26 July 2019 £610,000
33, Hawkshead Lane, North Mymms, Hatfield, AL9 7TD 10 March 2017 £775,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
31
Primary
14
Secondary
3
  1. Brookmans Park Primary School

    Foundation school

    1.6 km
  2. The Wroxham School

    Academy converter

    1.6 km
  3. Cranborne Primary School

    Foundation school

    2.0 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
208
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 65
  • Anti social behaviour 37
  • Other theft 20
  • Vehicle crime 15
  • Public order 12

Census 2021

Population and age profile

Postcode residents
38

18 female, 20 male

Postcode households
16
Residents per household
2.4
AL9 7 residents
7,135

Age bands in AL9 7

Wider postcode sector
Age 0 to 14
15.2%

1,104 residents

Age 15 to 24
12%

875 residents

Age 25 to 44
22.2%

1,612 residents

Age 45 to 64
28.9%

2,105 residents

Age 65 and over
21.7%

1,577 residents

This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider AL9 7 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+
0%
Ultrafast, 300 Mbit/s+
0%
Gigabit-capable
0%
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

4

within 5 km

  • POTTERELLS MEDICAL CENTRE

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

    ODS code E82058

    1.5 km

  • PARKFIELD MEDICAL CENTRE

    THE WALK, POTTERS BAR, EN6 1QH

    ODS code E82027

    3.3 km

  • ANNANDALE MEDICAL CENTRE

    THE ELMS, HIGH STREET, POTTERS BAR, EN6 5DA

    ODS code E82098

    3.4 km

  • HIGHVIEW MEDICAL CENTRE

    THE ELMS, HIGH STREET, POTTERS BAR, EN6 5DA

    ODS code E82078

    3.4 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

  • Brookmans Park Rail Station

    RLY · Brookmans Park

    0.7 miles
  • Brookmans Park Rail Station

    RSE · Brookmans Park

    0.7 miles
  • Brookmans Park Railway Station

    BCT · Brookmans Park

    0.8 miles
  • Brookmans Park Railway Station

    BCT · Brookmans Park

    0.8 miles
  • Bradmore Green

    BCT · Brookmans Park

    0.8 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.

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 £1,040,000 from 1 recorded sale in AL9 7TD. 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

31 open schools are in scope, including 14 primary and 3 secondary schools. Brookmans Park Primary School is the nearest published school at 1.0 miles.

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

Recorded crime

208 published events cover 12 months, averaging 17.333 events per published month. The largest recorded category is Violence and sexual offences with 65 events.

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