13 Greenfield Hatfield AL9 5HW
Approved on 7 November 2025
Council decision: Prior Approval Required and GrantedDelegated (officer decision)
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
Proposal
Prior approval for the erection of a single storey rear extension measuring 8m in depth, 3m in height, 3m to the eaves
- Received
- 24 September 2025
- Decision level
- Delegated (officer decision)
- Ward
- Hatfield East
- ReceivedReceived24 Sep
- ValidatedValidated26 Sep
- Consult.Consultation3 Nov
- TargetTarget Date
- DecidedDecided7 Nov
Decided in 42 days (council typically 56)
About this application
This is an outline application for a single storey rear extension at 13 Greenfield Hatfield AL9 5HW. Welwyn Hatfield has handled 516 applications of this type. This one was decided in 44 days, 12 days quicker than Welwyn Hatfield's typical decision time. There have been 4 other applications at this address. In the past year there have been 43 applications across Hatfield East. We hold 277 applications in total for the AL9 postcode area.
73% of outline applications at Welwyn Hatfield Borough Council were approved. Across all application types, the council typically decides in about 8 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- AL9 5HW
- Application type
- Class A – enlargement, improvement or other alteration of a dwellinghouse - PRIOR APPROVAL
- Parish
- Hatfield
Planning application dates
- Date validated
- 26 September 2025
- Consultation expiry
- 3 November 2025
- Consultation end
- 3 November 2025
Applicant and agent
- Agent address
- Sopers House Sopers Road Cuffley Potters Bar EN6 4RY
Additional information
- UPRN
- 100080960264
Site constraints
Designations that overlap or adjoin the site outline.
- Green belt: Welwyn HatfieldNext to the site
- Flood zone 1: Low probability (rivers and sea)
Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.
Also checked, none recorded (21)
flood storage areas, conservation areas, listed buildings, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Associated applications
- 202524 Sep
Prior approval for the erection of a single storey rear extension measuring 8m in depth, 3m in height, 3m to…
This applicationApprovedOutline6/2025/2040/PN8 - 202524 Sep
Prior approval for the erection of a single storey rear extension measuring 8m in depth, 3m in height, 3m to…
ApprovedOutlineFiled alongside6/2025/2041/PN8
Planning history at this site
3 other applications at this property, newest first.
- 20269 Jun
Erection of two-storey front extension
RefusedHouseholder6/2026/1014/HOUSE - 202627 Feb
Erection of single storey rear extension, first floor front and side extension, single storey front infill…
ApprovedHouseholder6/2026/0368/HOUSE - 20251 Dec
Erection of a two storey rear extension and installation of a window on the first floor side elevation of the…
ApprovedHouseholder6/2025/2494/HOUSE
Source: Welwyn Hatfield
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Around this site
Nearby applications
- 13 Greenfield Hatfield AL9 5HW6/2025/2041/PN8 · OutlineApproved0.0 mi
- 13 Greenfield Hatfield AL9 5HW6/2025/2494/HOUSE · FullApproved0.0 mi
- 13 Greenfield Hatfield AL9 5HW6/2026/1014/HOUSE · FullRefused0.0 mi
- 13 Greenfield Hatfield AL9 5HW6/2026/0368/HOUSE · FullApproved0.0 mi
- 8 Lodge Drive Hatfield AL9 5HJ6/2024/0827/HOUSE · FullApproved0.1 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Sargents Electrics LtdElectrician0.2 mi
- S J Deal LtdElectrician0.2 mi
- F & L ElectricalElectrician0.4 mi
- Andy The Famous Plumber0.5 mi
Planning something similar?
See what the council approved and refused for single-storey rear extensions on your street. Pick your home and get the evidence before you pay for drawings.