Half Acre Denham Avenue Denham Buckinghamshire UB9 5ER
Approved on 10 March 2021
Council decision: Cert of law proposed dev or use issuedDelegated (officer decision)
Proposal
Certificate of Lawfulness for proposed single storey rear extension, rear dormer window, 1 front, 1 rear and 2 side rooflights and changes to windows
- Received
- 13 January 2021
- Decision level
- Delegated (officer decision)
- Council
- Chiltern South Bucks
- Ward
- Denham
- Agent
- James Rush Associates Ltd
- ReceivedReceived13 Jan
- ValidatedValidated13 Jan
- Consult.Consultation
- TargetTarget Date10 Mar
- DecidedDecided10 Mar
Decided in 56 days (council typically 56)
About this application
This is an outline application for a single storey rear extension at Half Acre Denham Avenue Denham Buckinghamshire UB9 5ER. Chiltern South Bucks has handled 1,766 applications of this type. This one was decided in 56 days. There have been 8 other applications at this address. We hold 1,195 applications in total for the UB9 postcode area.
68% of outline 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
- UB9 5ER
- Application type
- Certificate of Lawful Use - Proposed
- Scale / size
- Small
- Parish
- Denham Parish Council
Planning application dates
- Date validated
- 13 January 2021
- Target decision date
- 10 March 2021
Applicant and agent
- Agent
- James Rush Associates Ltd
- Architect profile
- JAMES RUSH ASSOCIATES LIMITED
- Agent address
- 54 Joiners Lane Chalfont St. Peter SL9 0AT
Planning decision
- Statutory period
- 56 days
Additional information
- Documents
- 6
Site constraints
Designations at the address point. Ones next to the site may also apply.
- Green belt: Buckinghamshire
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)
flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, 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
8 other applications at this property, newest first.
- 20236 Sep
Conversion of existing dwelling into 5 flats with additional rooflights, windows and doors and changes to…
ApprovedFull ApplicationPL/23/2777/FA - 202317 Aug
Conversion of existing outbuilding into two dwellings
PendingFull ApplicationPL/23/2697/FA - 202319 Jul
Conversion of existing garage into dwelling
PendingFull ApplicationPL/23/2281/FA - 20208 Dec
Notification under The Town and Country Planning (General Permitted Development) Order 2015, Part 1 of…
ApprovedPrior Notification ExtensionPL/20/4092/PNE - 202023 Oct
PL/20/3561/SAApplication for a Certificate of lawfulness for proposed: Outbuilding in rear garden
ApprovedCertificate of Lawful Use - ProposedPL/20/3561/SA - 202016 Jul
Certificate of Lawfulness for proposed outbuilding and swimming pool in rear garden
WithdrawnCertificate of Lawful Use - ProposedPL/20/2270/SA - 202016 Jul
Ground floor rear infill extension and loft conversion with hip to gable roof extension, rear dormer, front…
WithdrawnFull ApplicationPL/20/2272/FA - 201830 Jul
Conversion of existing dwelling into two self-contained flats and conversion of existing detached garage into…
ApprovedFull ApplicationPL/18/2869/FA
Source: Chiltern South Bucks
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Around this site
Nearby applications
- Half Acre Denham Avenue Denham Buckinghamshire UB9 5ERPL/20/4092/PNE · OutlineApproved0.0 mi
- Half Acre Denham Avenue Denham Buckinghamshire UB9 5ERPL/20/2272/FA · FullWithdrawn0.0 mi
- Half Acre Denham Avenue Denham Buckinghamshire UB9 5ERPL/20/2270/SA · OutlineWithdrawn0.0 mi
- Half Acre Denham Avenue Denham Buckinghamshire UB9 5ERPL/20/3561/SA · OutlineApproved0.0 mi
- Half Acre Denham Avenue Denham Buckinghamshire UB9 5ERPL/23/2777/FA · FullApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Lynford homesVerifiedBuckinghamshireNew Builds2.6 mi
- Shaun Leigh ElectricalElectrician0.7 mi
- Eco Building ServicesElectrician0.9 mi
- N E Electrical (London) LtdElectrician0.9 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.