12 Cedar Road Berkhamsted Hertfordshire HP4 2LA
Approved on 10 March 2026
Council decision: Grant Permission/ConsentDelegated (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
Loft conversion with rear dormer window and side rooflights
- Received
- 9 February 2026
- Decision level
- Delegated (officer decision)
- Public comments
- 1
- Council
- Dacorum Borough Council
- Ward
- Berkhamsted East
- Agent
- Blackwood Architects Ltd
- ReceivedReceived9 Feb
- ValidatedValidated9 Feb
- Consult.Consultation4 Mar
- TargetTarget Date
- DecidedDecided10 Mar
Decided in 29 days (council typically 49)
About this application
This is a full planning application for a loft conversion at 12 Cedar Road Berkhamsted Hertfordshire HP4 2LA. Dacorum has handled 3,053 applications of this type. This one was decided in 29 days, 3 weeks quicker than Dacorum's typical decision time. There are no previous applications recorded at this address. In the past year there have been 60 applications across Berkhamsted East. We hold 651 applications in total for the HP4 postcode area.
92% of full applications at Dacorum Borough Council were approved. Across all application types, the council typically decides in about 7 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
- HP4 2LA
- Application type
- Full Householder Application
- Scale / size
- Small
- Parish
- Berkhamsted Town Council
Planning application dates
- Date validated
- 9 February 2026
- Consultation expiry
- 4 March 2026
- Neighbour consultation start
- 11 February 2026
- Neighbour consultation end
- 4 March 2026
- Last date for comments
- 4 March 2026
Applicant and agent
- Agent
- Blackwood Architects Ltd
- Architect profile
- BLACKWOOD ARCHITECTS LIMITED
- Agent address
- 3 Carrera House Merlin Centre Gatehouse Close Aylesbury BUCKS HP19 8DP
Additional information
- Planning Portal ID
- PP-14684761
- Documents
- 10
- 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: tree preservation orders. Ask the council if these matter.
Possibly incomplete for this council: Article 4 directions.
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.
Source: Dacorum
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Around this site
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For applicants and trades
Contractors near this project
Find contractors for loft conversions near this site- R and R Fireplace InstallationsSolid Fuel Heating0.2 mi
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Planning something similar?
See what the council approved and refused for loft conversions and dormers on your street. Pick your home and get the evidence before you pay for drawings.