Warmstone House Warmstone Lane Waddesdon Buckinghamshire HP18 0NF
Approved on 9 October 2025
Council decision: Non material amendt-acceptedDelegated (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
Proposed non-material amendment to planning permission 23/03716/APP (Householder application for single storey extensions to side and rear with glazed entrance canopy and rooflights. Alterations to permitted loft conversion layout with new rooflight. Internal alterations and fenestration changes. External works to form terraces. Extension to parking area, relocation of oil tank, alterations to existing outbuilding, erection of greenhouse and associated works)
- Received
- 19 September 2025
- Decision level
- Delegated (officer decision)
- Council
- Buckinghamshire Council
- Ward
- Waddesdon
- Agent
- Johnston Cave Associates Ltd
- ReceivedReceived19 Sep
- ValidatedValidated19 Sep
- Consult.Consultation
- TargetTarget Date17 Oct
- DecidedDecided9 Oct
Decided in 20 days (council typically 56)
About this application
This is an application to amend a permission at Warmstone House Warmstone Lane Waddesdon Buckinghamshire HP18 0NF. Buckinghamshire has handled 260 applications of this type. This one was decided in 20 days, 5 weeks quicker than Buckinghamshire's typical decision time. The site is in 1 listed building nearby. There are no previous applications recorded at this address. In the past year there have been 98 applications across Waddesdon. We hold 2,254 applications in total for the HP18 postcode area.
70% of amendment 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
- HP18 0NF
- Application type
- Non Material Amendment
- Scale / size
- Small
- Parish
- Waddesdon
Planning application dates
- Date validated
- 19 September 2025
- Target decision date
- 17 October 2025
Applicant and agent
- Agent
- Johnston Cave Associates Ltd
- Architect profile
- JOHNSTON CAVE ASSOCIATES LTD
- Agent address
- Henwood Studio Henwood Wootton Boars Hill Oxfordshire OX1 5JX United Kingdom
Planning decision
- Statutory period
- 28 days
Additional information
- Documents
- 3
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)
flood storage areas, conservation areas, Article 4 directions, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, 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: Buckinghamshire
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