1 Longridge The Warren Radlett Hertfordshire WD7 7ED
Approved on 23 September 2025
Council decision: Grant PermissionDelegated (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
Construction of two storey side extension to include basement level with associated roof work, insertion of 1x rooflight and dormer window. Extension to front porch.
- Received
- 22 July 2025
- Decision level
- Delegated (officer decision)
- Public comments
- 2
- Council
- Hertsmere Borough Council
- Ward
- Aldenham East
- Agent
- NewT design&build Ltd
- ReceivedReceived22 Jul
- ValidatedValidated31 Jul
- Consult.Consultation15 Oct
- TargetTarget Date25 Sep
- DecidedDecided23 Sep
Decided in 54 days (council typically 56)
About this application
This is a full planning application for a two storey side extension at 1 Longridge The Warren Radlett Hertfordshire WD7 7ED. Hertsmere has handled 1,861 applications of this type. This one was decided in 63 days, 7 days longer than Hertsmere's typical decision time. There has been 1 other application at this address. In the past year there have been 172 applications across Aldenham East. We hold 1,025 applications in total for the WD7 postcode area.
90% of full applications at Hertsmere 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.See what's approved near your address
Application details
- Postcode
- WD7 7ED
- Application type
- Householder Application
- Scale / size
- Small
- Parish
- Aldenham Parish
Planning application dates
- Date validated
- 31 July 2025
- Consultation expiry
- 15 October 2025
- Consultation start
- 24 September 2025
- Consultation end
- 15 October 2025
- Neighbour consultation start
- 5 August 2025
- Neighbour consultation end
- 27 August 2025
- Last date for comments
- 15 October 2025
- Target decision date
- 25 September 2025
- Decision issued
- 24 September 2025
- Permission expires
- 24 September 2028
Applicant and agent
- Agent
- NewT design&build Ltd
- Agent address
- Lighthouse Studios 89aShacklewell Lane Studio B107 Dalston London E8 2EB
Planning decision
- Statutory period
- 56 days
Additional information
- Planning Portal ID
- PP-14186023
- Documents
- 15
- Constraints
- 14
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 1: Low probability (rivers and sea)
Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (22)
flood storage areas, conservation areas, listed buildings, green belt, 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.
Planning history at this site
1 other application at this property, newest first.
Source: Hertsmere
Track this application
Get email alerts when there is a planning decision or status change.
Get email alerts near WD7
New planning applications delivered to your inbox daily.
Around this site
Nearby applications
- 1 Longridge The Warren Radlett Hertfordshire WD7 7ED24/0064/HSE · FullApproved0.0 mi
- 2 Longridge The Warren Radlett Hertfordshire WD7 7ED26/0804/DOC · ConditionsApproved0.0 mi
- 2 Longridge The Warren Radlett Hertfordshire WD7 7ED25/1408/HSE · FullApproved0.0 mi
- West Greystones The Warren Radlett Hertfordshire WD7 7DS24/0358/DOC · ConditionsApproved0.0 mi
- Tree Tops 5 The Warren Radlett Hertfordshire WD7 7DS25/0071/TPO · TreesApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- VaRa Garden DesignProfessional Garden Designer0.3 mi
- Solid Renewables LimitedPlumber & Heating Engineer0.4 mi
- B & C Security Services LLP0.8 mi
- Spark Rite Electrical Contractors LtdElectrician1.1 mi
What's been approved on your street?
See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.
Get The Signal Report