21 Bournehall Avenue Bushey Hertfordshire WD23 3AU
Approved on 1 April 2019
Council decision: Grant Lawful Certificate (Proposed Dev)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
Conversion of loft to habitable room to include hip to gable alterations, rear dormer and two front roof lights. (Certificate of Lawful Development - Proposed)
- Received
- 11 February 2019
- Decision level
- Delegated (officer decision)
- Council
- Hertsmere Borough Council
- Ward
- Bushey St James
- ReceivedReceived11 Feb
- ValidatedValidated11 Feb
- Consult.Consultation
- TargetTarget Date8 Apr
- DecidedDecided1 Apr
Decided in 49 days (council typically 56)
About this application
This is an outline application for a dormer extension at 21 Bournehall Avenue Bushey Hertfordshire WD23 3AU. Hertsmere has handled 952 applications of this type. This one was decided in 49 days, 7 days quicker than Hertsmere's typical decision time. There have been 3 other applications at this address. In the past year there have been 76 applications across Bushey St James. We hold 1,928 applications in total for the WD23 postcode area.
81% of outline applications at Hertsmere Borough 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.See what's approved near your address
Application details
- Postcode
- WD23 3AU
- Application type
- Certificate Proposed Lawful Use/Dev
- Scale / size
- Small
- Parish
- No Parish
Planning application dates
- Date validated
- 11 February 2019
- Target decision date
- 8 April 2019
- Decision issued
- 2 April 2019
- Permission expires
- 2 April 2022
Applicant and agent
- Agent
- The Loft Converter
- Agent address
- 33 East Barnet Road New Barnet EN4 8RN
Planning decision
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 1: Low probability (rivers and sea)
Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.
Possibly incomplete for this council: tree preservation orders.
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.
Planning history at this site
3 other applications at this property, newest first.
- 20192 Dec
Construction of two storey side extension, new lantern roof to existing rear extension following demolition…
ApprovedHouseholder19/1904/HSE - 201926 Apr
Construction of a two storey side extension (revised application).
ApprovedHouseholder19/0662/HSE - 201926 Feb
Construction of a two storey side extension.
RefusedHouseholder19/0292/HSE
Source: Hertsmere
Track this application
Get email alerts when there is a planning decision or status change.
Get email alerts near WD23
New planning applications delivered to your inbox daily.
Around this site
Nearby applications
- 21 Bournehall Avenue Bushey Hertfordshire WD23 3AU19/0662/HSE · FullApproved0.0 mi
- 21 Bournehall Avenue Bushey Hertfordshire WD23 3AU19/1904/HSE · FullApproved0.0 mi
- 21 Bournehall Avenue Bushey Hertfordshire WD23 3AU19/0292/HSE · FullRefused0.0 mi
- 25 Bournehall Avenue Bushey WD23 3AUTP/07/1920 · FullApproved0.0 mi
- 17 Bournehall Avenue Bushey WD23 3AUTP/11/1334 · FullApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for loft conversions near this site- Lynford homesVerifiedBuckinghamshireNew Builds8.6 mi
- Gary Singleton Electrical ContractorElectrician0.2 mi
- Fitting Windows LtdWindow & Door Installer0.2 mi
- Derowski Electrical LtdElectrician0.3 mi
What's been approved on your street?
See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.
Get The Signal Report