Welham Green and Hatfield South · Welwyn Hatfield · England
Updated September 2026
Compare this postcode| Address | Date | Price |
|---|---|---|
| Mansion House, North Mymms Park, North Mymms, Hatfield, AL9 7TR | 24 April 2018 | £8,640,000 |
Within 3.1 miles of this postcode
St Mary's Church of England VA Primary School, Welham Green
Voluntary aided school
Manor Lodge School
Other independent school
Brookmans Park Primary School
Foundation school
Within 1 mile of this postcode
Census 2021
1 female, 2 male
1,104 residents
875 residents
1,612 residents
2,105 residents
1,577 residents
This postcode contained 0% 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.
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
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.
6
within 5 km
STATION ROAD, WELHAM GREEN, NORTH MYMMS, HATFIELD, AL9 7SN
ODS code E82058
2.1 km
CALEDON ROAD, LONDON COLNEY, ST. ALBANS, AL2 1PU
ODS code E82107
4.3 km
52-54 DELLFIELD ROAD, HATFIELD, AL10 8HP
ODS code E82023
4.4 km
COLNEY MEDICAL CENTRE, 45-47 KINGS ROAD, LONDON COLNEY, ST. ALBANS, AL2 1ES
ODS code E82113
4.4 km
THE COMMON, HATFIELD, AL10 0NL
ODS code E82018
4.8 km
9-11 WELLFIELD ROAD, HATFIELD, AL10 0BS
ODS code E82002
4.9 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.
War Memorial
BCT · North Mymms
War Memorial
BCT · North Mymms
Swanland Road
BCT · North Mymms
Swanland Road
BCT · North Mymms
Tollgate Farm
BCT · Colney Heath
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
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.
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.
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.
37 open schools are in scope, including 19 primary and 6 secondary schools. St Mary's Church of England VA Primary School, Welham Green is the nearest published school at 1.1 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
21 published events cover 12 months, averaging 1.75 events per published month. The largest recorded category is Anti social behaviour with 8 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.