Robin Hill 10 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DW
Approved on 13 May 2026
Council decision: Cert of Law PROPOSED-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
Certificate of lawfulness for the proposed double storey rear extension and a garage conversion with associated amendments to the front and rear garage fenestration
- Received
- 7 April 2026
- Decision level
- Delegated (officer decision)
- Council
- Buckinghamshire Council
- Ward
- Gerrards Cross and Denham
- Agent
- Natalie Horner Architectural Design
- ReceivedReceived7 Apr
- ValidatedValidated7 Apr
- Consult.Consultation
- TargetTarget Date2 Jun
- DecidedDecided13 May
Decided in 36 days (council typically 56)
About this application
This is an outline application for a two storey rear extension at Robin Hill 10 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DW. Buckinghamshire has handled 827 applications of this type. This one was decided in 36 days, 3 weeks quicker than Buckinghamshire's typical decision time. There have been 2 other applications at this address. In the past year there have been 234 applications across Gerrards Cross and Denham. We hold 2,361 applications in total for the SL9 postcode area.
73% of outline applications at Buckinghamshire 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
- SL9 8DW
- Application type
- Certificate of Lawful Use - Proposed
- Scale / size
- Small
- Parish
- Gerrards Cross Town Council
Planning application dates
- Date validated
- 7 April 2026
- Target decision date
- 2 June 2026
Applicant and agent
- Agent
- Natalie Horner Architectural Design
- Agent address
- Brookfield House 89 Latimer Road Chesham HP5 1QQ
Planning decision
- Statutory period
- 56 days
Additional information
- Documents
- 8
Site constraints
Designations that overlap or adjoin the site outline.
- Tree Preservation Order: TPO/SBDC/2001/05Part of the site · +1 more
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)
flood storage areas, conservation areas, listed buildings, Article 4 directions, 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
2 other applications at this property, newest first.
- 20263 Jul
Double storey side / rear extension including associated amendments to the roof, single storey rear…
PendingApplicationPL/26/05393/FA - 202514 Jul
Conversion of the existing garage and its integration with the main house. The proposal also includes a…
RefusedCertificate of Lawful Use - ProposedPL/25/2211/SA
Source: Buckinghamshire
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Around this site
Nearby applications
- Robin Hill 10 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DWPL/25/2211/SA · OutlineRefused0.0 mi
- Lockwood House 7 Beech Waye Gerrards Cross Buckinghamshire SL9 8BLPL/26/01655/FA · FullAwaiting decision0.1 mi
- Mayfair House 49 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DRPL/26/05270/FA · FullAwaiting decision0.1 mi
- Mill Lane House 30 Mill Lane Gerrards Cross Buckinghamshire SL9 8BAPL/26/08231/TP · TreesAwaiting decision0.1 mi
- Linda Vista 26 Beech Waye Gerrards Cross Buckinghamshire SL9 8BLPL/26/04319/VRC · ConditionsAwaiting decision0.1 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Lynford homesVerifiedBuckinghamshireNew Builds1.0 mi
- Alliance Building Services LtdGerrards Cross0.1 mi
- Ridgeway Interiors (Gerrards Cross)Kitchen & Bathroom0.6 mi
- Southern Electrical Services LtdElectricianSecurity Installers0.6 mi
Planning something similar?
See what the council approved and refused for two-storey and first-floor extensions on your street. Pick your home and get the evidence before you pay for drawings.