57 Aldenham Avenue Radlett Hertfordshire WD7 8JA
Approved on 2 July 2025
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
Installation of swimming pool and detached outbuilding in rear garden. Certificate of lawful development (Proposed).
- Received
- 8 May 2025
- Decision level
- Delegated (officer decision)
- Council
- Hertsmere Borough Council
- Ward
- Aldenham East
- Agent
- DDWH Architects
- ReceivedReceived8 May
- ValidatedValidated8 May
- Consult.Consultation
- TargetTarget Date3 Jul
- DecidedDecided2 Jul
Decided in 55 days (council typically 56)
About this application
This is an outline application for an outbuilding at 57 Aldenham Avenue Radlett Hertfordshire WD7 8JA. Hertsmere has handled 952 applications of this type. This one was decided in 55 days. There have been 3 other applications at this address. In the past year there have been 172 applications across Aldenham East. We hold 1,025 applications in total for the WD7 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
- WD7 8JA
- Application type
- Certificate Proposed Lawful Use/Dev
- Scale / size
- Small
- Parish
- Aldenham Parish
Planning application dates
- Date validated
- 8 May 2025
- Target decision date
- 3 July 2025
- Decision issued
- 3 July 2025
- Permission expires
- 3 July 2028
Applicant and agent
- Agent
- DDWH Architects
- Architect profile
- DDWH ARCHITECTS LIMITED
- Agent address
- 7 Lovers Walk London N31JH
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
4 other applications at this property, newest first.
- 202626 Feb
Application for approval of details reserved by conditions 7 (footway / kerb / highway verge reinstatement…
Condition DischargedDischarge of conditions26/0257/DOC - 202413 Aug
Application for approval of details reserved by condition 6 (landscaping and boundary treatments) of planning…
Condition DischargedDischarge of conditions24/1045/DOC - 202420 Mar
Application for approval of details reserved by conditions 3 (Natural England licence) and 4 (tree protection…
Condition DischargedDischarge of conditions24/0384/DOC - 202314 Dec
Application for variation of condition 2 (plans) to allow for detached garage following grant of planning…
RefusedVariation of conditions (s73)23/1755/VOC
Source: Hertsmere
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Around this site
Nearby applications
- 55 Aldenham Avenue Radlett Hertfordshire WD7 8JA26/0327/HSE · FullApproved0.0 mi
- Site Of Former 57 Aldenham Avenue Radlett Hertfordshire26/0257/DOC · ConditionsApproved0.0 mi
- 57 Aldenham Avenue Radlett Hertfordshire WD7 8JA24/0384/DOC · ConditionsApproved0.0 mi
- 57 Aldenham Avenue Radlett Hertfordshire WD7 8JA24/1045/DOC · ConditionsApproved0.0 mi
- 57 Aldenham Avenue Radlett Hertfordshire WD7 8JA23/1755/VOC · ConditionsRefused0.0 mi
For applicants and trades
Contractors near this project
- Wrens LtdWindow & Door Installer0.2 mi
- B & C Security Services LLP0.2 mi
- Fix Double Glazing LimitedWindow & Door Installer0.2 mi
- Solid Renewables LimitedPlumber & Heating Engineer0.6 mi
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