Hertford Rural · East Hertfordshire · England
Updated September 2026
Compare this postcode| Address | Date | Price |
|---|---|---|
| 3, Grass Warren, Tewin, Welwyn, AL6 0JJ | 26 July 2022 | £500,000 |
| 4, Grass Warren, Tewin, Welwyn, AL6 0JJ | 28 July 2015 | £380,000 |
| 26, Grass Warren, Tewin, Welwyn, AL6 0JJ | 29 May 2009 | £300,000 |
Within 3.1 miles of this postcode
Tewin Cowper Church of England Voluntary Aided Primary School
Voluntary aided school
Springmead Primary School
Academy sponsor led
The Holy Family Catholic Primary School
Academy converter
Within 1 mile of this postcode
Census 2021
43 female, 40 male
1,015 residents
690 residents
1,062 residents
2,233 residents
1,722 residents
This postcode contained 1.3% of the sector's usual residents on Census Day. The age profile describes the wider AL6 0 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.
5
within 5 km
4 HALL GROVE, WELWYN GARDEN CITY, AL7 4PL
ODS code E82062
3.2 km
110 PEARTREE LANE, WELWYN GARDEN CITY, AL7 3UJ
ODS code E82040
3.4 km
BIRDCROFT ROAD, WELWYN GARDEN CITY, AL8 6EH
ODS code E82041
4.1 km
SPRING HOUSE SITE, ASCOTS LANE, WELWYN GARDEN CITY, AL7 4HL
ODS code Y02639
4.2 km
41 HIGH STREET, WELWYN, AL6 9EF
ODS code E82019
4.5 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.
Grasswarren Estate
BCT · Tewin
Grasswarren Estate
BCT · Tewin
Rose and Crown PH
BCT · Tewin
Rose and Crown PH
BCT · Tewin
Plume of Feathers PH
BCT · Tewin
English Indices of Deprivation 2025 for East Hertfordshire 010B, 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
7 of 10
Overall England rank
22,199 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.
The five-year median is £500,000 from 1 recorded sale in AL6 0JJ. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for East Hertfordshire is £460,778 in June 2026, up 4.0% year on year.
35 open schools are in scope, including 26 primary and 3 secondary schools. Tewin Cowper Church of England Voluntary Aided Primary School is the nearest published school at 178 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
168 published events cover 12 months, averaging 14 events per published month. The largest recorded category is Violence and sexual offences with 73 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.