50 Blanche Lane South Mimms Potters Bar EN6 3PD
Approved on 27 March 2014
Council decision: Grant PermissionDelegated (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
Single storey side extension
- Received
- 27 January 2014
- Decision level
- Delegated (officer decision)
- Council
- Hertsmere Borough Council
- Ward
- Shenley
- Agent
- Home Extension Designs
- ReceivedReceived27 Jan
- ValidatedValidated30 Jan
- Consult.Consultation24 Feb
- TargetTarget Date27 Mar
- DecidedDecided27 Mar
Decided in 56 days (council typically 56)
About this application
This is a full planning application for a single storey side extension at 50 Blanche Lane South Mimms Potters Bar EN6 3PD. Hertsmere has handled 1,861 applications of this type. This one was decided in 59 days, 3 days longer than Hertsmere's typical decision time. The site is in the South Mimms conservation area, with 4 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 124 applications across Shenley. 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.Planning something similar? See what gets approved on your street
Application details
- Postcode
- EN6 3PD
- Application type
- Householder Application
- Scale / size
- Small
- Parish
- South Mimms Parish Council
Planning application dates
- Date validated
- 30 January 2014
- Consultation expiry
- 24 February 2014
- Consultation start
- 3 February 2014
- Consultation end
- 24 February 2014
- Neighbour consultation start
- 3 February 2014
- Neighbour consultation end
- 24 February 2014
- Last date for comments
- 24 February 2014
- Target decision date
- 27 March 2014
- Permission expires
- 27 March 2017
Applicant and agent
- Agent
- Home Extension Designs
- Architect profile
- HOME EXTENSION DESIGNS LTD
- Agent address
- 60 Bridge Road East Welwyn Garden City Hertfordshire AL7 1JU
Planning decision
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: South Mimms
- Green belt: Hertsmere
- Brownfield land register: 8 Hamilton Close, South Mimms, Potters Bar, EN6 3PGRegister site at or near this address
- 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 (19)
flood storage areas, listed buildings, 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 and heritage coasts.
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
Nearby applications
- 48 Blanche Lane South Mimms Hertfordshire EN6 3PD13/2165/TRC · TreesApproved0.0 mi
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- 48 Blanche Lane South Mimms Hertfordshire EN6 3PD16/0666/DOC · ConditionsApproved0.0 mi
- 46 Blanche Lane South Mimms Potters Bar EN6 3PDTP/13/0970 · FullApproved0.0 mi
- 60 Blanche Lane South Mimms Potters Bar EN6 3PD14/0038/DOC · ConditionsApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Belectrix LtdElectrician0.2 mi
- Allprop Property Maintenance LtdBuildersBathrooms0.3 mi
- Green Ohms Electrical Services ltdElectrician0.3 mi
- Delieu Electrical Services LtdElectrician0.4 mi
Planning something similar?
See what the council approved and refused for single-storey side extensions on your street. Pick your home and get the evidence before you pay for drawings.