18 Mandeville Road Potters Bar Hertfordshire EN6 5LQ
Approved on 7 November 2025
Council decision: Grant PermissionDelegated (officer decision)7 conditions
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
Demolition of existing garage to facilitate construction of part single, part two storey rear extension (as amended by plan received on 20.08.2025 and plans received on 10.09.2025).
- Received
- 18 June 2025
- Decision level
- Delegated (officer decision)
- Public comments
- 3
- Council
- Hertsmere Borough Council
- Ward
- Potters Bar Oakmere
- Agent
- Beam Developers Ltd
- ReceivedReceived18 Jun
- ValidatedValidated18 Jun
- Consult.Consultation23 Jul
- TargetTarget Date7 Nov
- DecidedDecided7 Nov
Decided in 142 days (council typically 56)
About this application
This is a full planning application for demolition at 18 Mandeville Road Potters Bar Hertfordshire EN6 5LQ. Hertsmere has handled 1,861 applications of this type. This one was decided in 142 days, 12 weeks longer than Hertsmere's typical decision time. There are no previous applications recorded at this address. In the past year there have been 74 applications across Potters Bar Oakmere. We hold 3,353 applications in total for the EN6 postcode area.
90% of full 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
- EN6 5LQ
- Application type
- Householder Application
- Scale / size
- Medium
- Parish
- No Parish
Planning application dates
- Date validated
- 18 June 2025
- Consultation expiry
- 30 September 2025
- Consultation start
- 10 November 2025
- Consultation end
- 23 July 2025
- Neighbour consultation start
- 10 November 2025
- Neighbour consultation end
- 30 September 2025
- Last date for comments
- 30 September 2025
- Target decision date
- 7 November 2025
- Permission expires
- 7 November 2028
Applicant and agent
- Agent
- Beam Developers Ltd
- Architect profile
- BEAM DEVELOPERS LTD
- Agent address
- 9 Temple Grove North Circular Road London NW11 7UA
Planning decision
- Statutory period
- 142 days
Additional information
- Planning Portal ID
- PP-14106511
- Documents
- 13
- Constraints
- 6
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.
Source: Hertsmere
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Around this site
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For applicants and trades
For the applicant
Need a contaminated land assessment? Contamination & geo-environmental consultants near this site
Condition 06 on the decision asks for this.
- 12.8 miLondon
- 15.1 miBrentford
- 17.4 miUxbridge
Nearest first, within 25 miles of the site. Every firm is listed free.
Contractors near this project
Find contractors for extensions near this site- Ervis MimanisElectrician0.0 mi
- SKT Electrical Automation LtdElectrician0.1 mi
- Tw PartnershipElectrician0.1 mi
- DAE99 Services LtdElectrician0.2 mi
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