Orchard End 1A Lower Drive Knotty Green Buckinghamshire HP9 2AD
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
Raising and changing the pitch of the roof, window to front elevation, 2 new dormers to rear, roof lights to sides and rear elevations (alternative scheme to PP PL/24/0086/FA)
- Received
- 29 April 2025
- Decision due
- 24 June 2025
- Decision level
- Delegated (officer decision)
- Council
- Chiltern South Bucks
- Ward
- Penn, Tylers Green and Loudwater
- Agent
- Heighway Associates
- ReceivedReceived29 Apr
- ValidatedValidated29 Apr
- Consult.Consultation24 Jun
- TargetTarget Date24 Jun
- DecidedDecided
About this application
This is a full planning application for window replacement at Orchard End 1A Lower Drive Knotty Green Buckinghamshire HP9 2AD. Chiltern South Bucks has handled 8,004 applications of this type. It has been with the council since 29 April 2025 and is still awaiting a decision. There are no previous applications recorded at this address. We hold 3,058 applications in total for the HP9 postcode area.
82% of full applications at Chiltern South Bucks 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
- HP9 2AD
- Application type
- Full Application
- Scale / size
- Small
- Parish
- Penn
Planning application dates
- Date validated
- 29 April 2025
- Consultation expiry
- 25 June 2025
- Consultation start
- 3 June 2025
- Consultation end
- 24 June 2025
- Neighbour consultation start
- 4 June 2025
- Neighbour consultation end
- 25 June 2025
- Last date for comments
- 25 June 2025
Applicant and agent
- Agent
- Heighway Associates
- Architect profile
- HEIGHWAY ASSOCIATES ARCHITECTS LIMITED
- Agent address
- 34 West Street Marlow SL7 2NB
Planning decision
- Statutory period
- 56 days
Additional information
- Documents
- 6
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Whole District excluding the Town of Chesham - Poultry production.
- Tree Preservation Order: TPO/SBDC/1999/33Protected tree on or next to this site
- Flood zone 1: Low probability (rivers and sea)
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: Chiltern South Bucks
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Around this site
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For applicants and trades
Before the decision
You may need a tree survey and arboricultural impact assessment. Arboriculturists near this site
Protected trees (TPO) are on or next to this site.
- 8.8 miUxbridge
- 13.7 miHarrow
- 14.4 miHurst
Nearest first, within 25 miles of the site. Every firm is listed free.
Contractors near this project
Find contractors for loft conversions near this site- Lynford homesVerifiedBuckinghamshireNew Builds4.5 mi
- T S L Electrical Services LtdElectricianAudio Visual0.6 mi
- Et LoremKitchen & Bathroom0.7 mi
- ADY Projects LtdElectrician0.7 mi
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.