20 Cottesloe Road Aylesbury Buckinghamshire HP21 8DL
Refused on 17 February 2023
Council decision: Householder PD - RefusedDelegated (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
The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6m for which the maximumheight would be 3m and for which the height of the eaves would be maximum 3m
- Received
- 17 January 2023
- Decision level
- Delegated (officer decision)
- Council
- Aylesbury Vale
- Ward
- AYLESBURY SOUTH WEST
- Agent
- 2006 Design
- ReceivedReceived17 Jan
- ValidatedValidated17 Jan
- Consult.Consultation6 Mar
- TargetTarget Date18 Feb
- DecidedDecided17 Feb
Decided in 31 days (council typically 56)
About this application
This is an outline application for a single storey rear extension at 20 Cottesloe Road Aylesbury Buckinghamshire HP21 8DL. Aylesbury Vale has handled 622 applications of this type. This one was decided in 31 days, 4 weeks quicker than Aylesbury Vale's typical decision time. There have been 4 other applications at this address. We hold 1,224 applications in total for the HP21 postcode area.
75% of outline applications at Aylesbury Vale 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
- HP21 8DL
- Application type
- Householder PD - Extensions
- Scale / size
- Small
- Parish
- AYLESBURY
Planning application dates
- Date validated
- 17 January 2023
- Consultation expiry
- 6 March 2023
- Neighbour consultation start
- 13 February 2023
- Neighbour consultation end
- 6 March 2023
- Last date for comments
- 6 March 2023
- Target decision date
- 18 February 2023
Applicant and agent
- Agent
- 2006 Design
- Agent address
- 23 Chesnut Avenue Brentford TW8 9QA
Planning decision
- Statutory period
- 32 days
Additional information
- Documents
- 12
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (24)
flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, 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
4 other applications at this property, newest first.
- 202322 May
Householder application for single storey rear extension
ApprovedFull Planning Application23/01627/APP - 202310 Mar
Householder application for single storey rear extension
WithdrawnFull Planning Application23/00818/APP - 202131 Aug
Proposed garage to the rear of the property (Part Retrospective)
ApprovedFull Planning Application21/03464/APP - 201921 Jan
Application for a Lawful Development Certificate for a proposed construction of a out-building in rear garden
RefusedCertificate Proposed Lawful Use/Dev19/00215/ACL
Source: Aylesbury Vale
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Around this site
Nearby applications
- 20 Cottesloe Road Aylesbury Buckinghamshire HP21 8DL19/00215/ACL · OutlineRefused0.0 mi
- 20 Cottesloe Road Aylesbury Buckinghamshire HP21 8DL21/03464/APP · FullApproved0.0 mi
- 20 Cottesloe Road Aylesbury Buckinghamshire HP21 8DL23/00818/APP · FullWithdrawn0.0 mi
- 20 Cottesloe Road Aylesbury Buckinghamshire HP21 8DL23/01627/APP · FullApproved0.0 mi
- 18 Cottesloe Road Aylesbury Buckinghamshire HP21 8DL22/01569/CPL · OutlineApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Woodley Electrical Services LtdElectrician0.2 mi
- Shaws Plumbing and Heating Ltd0.3 mi
- Nush ElectricalElectrician0.4 mi
- Batt Electrical LtdElectrician0.4 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.