24 Barnhill Road Marlow Buckinghamshire SL7 3EY
Approved on 21 January 2026
Delegated (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
Householder application for construction of hip-to-gable end roof extension with rear dormer, first-floor front extension and replacement of existing front dormer, timber cladding and single-ply membrane roof for approved rear extension, installation of new rooflights, front porch, erection of a pergola, extending existing rear patio, and reinstatement of original boundary fencing.
- Received
- 5 November 2025
- Decision level
- Delegated (officer decision)
- Council
- Buckinghamshire Council
- Ward
- Marlow
- ReceivedReceived5 Nov
- ValidatedValidated5 Nov
- Consult.Consultation2 Jan
- TargetTarget Date14 Jan
- DecidedDecided21 Jan
Decided in 77 days (council typically 56)
About this application
This is a full planning application for a dormer extension at 24 Barnhill Road Marlow Buckinghamshire SL7 3EY. Buckinghamshire has handled 2,296 applications of this type. This one was decided in 77 days, 3 weeks longer than Buckinghamshire's typical decision time. There have been 3 other applications at this address. In the past year there have been 233 applications across Marlow. We hold 2,774 applications in total for the SL7 postcode area.
86% of full 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
- SL7 3EY
- Application type
- Full Application
- Scale / size
- Medium
- Parish
- Marlow Town
Planning application dates
- Date validated
- 5 November 2025
- Consultation expiry
- 2 January 2026
- Consultation start
- 14 December 2025
- Consultation end
- 2 January 2026
- Neighbour consultation start
- 14 December 2025
- Neighbour consultation end
- 2 January 2026
- Last date for comments
- 2 January 2026
- Target decision date
- 14 January 2026
Applicant and agent
- Agent
- al3d
- Agent address
- Unit 1 The Hall 56 High Street Tetsworth Oxfordshire OX9 7AB
Planning decision
- Statutory period
- 70 days
Additional information
- Documents
- 10
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
3 other applications at this property, newest first.
- 202521 Mar
Householder application for construction of hip to gable end roof extension with rear dormer and replacing…
ApprovedFull Application25/05710/FUL - 202428 Nov
Notification of proposed single storey rear extension; Depth extending from the original rear wall of 3.95…
ApprovedHouseholder24/07874/HPDN - 20247 Oct
Notification of proposed single storey rear extension; Depth extending from the original rear wall of 3.95…
RefusedHouseholder24/07402/HPDN
Source: Buckinghamshire
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Around this site
Nearby applications
- 24 Barnhill Road Marlow Buckinghamshire SL7 3EY24/07402/HPDN · OutlineRefused0.0 mi
- 24 Barnhill Road Marlow Buckinghamshire SL7 3EY24/07874/HPDN · OutlineApproved0.0 mi
- 24 Barnhill Road Marlow Buckinghamshire SL7 3EY25/05710/FUL · FullApproved0.0 mi
- 22 Barnhill Road Marlow Buckinghamshire SL7 3EYPL/26/00563/FA · FullAwaiting decision0.0 mi
- 22 Barnhill Road Marlow Buckinghamshire SL7 3EY13/06829/FUL · FullApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Lynford homesVerifiedBuckinghamshireNew Builds9.9 mi
- Mace Incoporated LtdElectrician0.1 mi
- M.A.B. Electrical Services LtdElectrician0.1 mi
- M D Hall Double GlazingWindow & Door Installer0.2 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.