25 Elmroyd Avenue Potters Bar Hertfordshire EN6 2EE
Approved on 19 October 2026
Council decision: Grant Permission7 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
Single storey rear extension including new internal connection to garage. Conversion of garage to habitable space including roof alterations. Alterations to fenestration and landscaping. External air conditioning condenser unit within rear garden concealed within timber housing.
- Received
- 20 July 2026
- Public comments
- 0 · last counted 4 November 2026
- Council
- Hertsmere Borough Council
- Ward
- Bentley Heath & The Royds
- Agent
- Smith & Newton Architects Ltd
- ReceivedReceived20 Jul
- ValidatedValidated20 Jul
- Consult.Consultation18 Aug
- TargetTarget Date19 Oct
- DecidedDecided19 Oct
Decided in 91 days (council typically 56)
About this application
This is a full planning application for a single storey rear extension at 25 Elmroyd Avenue Potters Bar Hertfordshire EN6 2EE. Hertsmere has handled 1,861 applications of this type. This one was decided in 91 days, 5 weeks longer than Hertsmere's typical decision time. The site is in the Potters Bar The Royds conservation area. There are no previous applications recorded at this address. In the past year there have been 108 applications across Bentley Heath & The Royds. 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 2EE
- Application type
- Householder Application
- Scale / size
- Small
- Parish
- No Parish
Planning application dates
- Date validated
- 20 July 2026
- Consultation expiry
- 2 September 2026
- Consultation start
- 24 July 2026
- Consultation end
- 18 August 2026
- Neighbour consultation start
- 28 July 2026
- Neighbour consultation end
- 18 August 2026
- Last date for comments
- 2 September 2026
- Target decision date
- 19 October 2026
Applicant and agent
- Agent
- Smith & Newton Architects Ltd
- Architect profile
- SMITH & NEWTON ARCHITECTS LTD
- Agent address
- 9 Shepherd's Lane Homerton London E9 6JJ
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 12 August 2026
- Advertisement expiry
- 2 September 2026
Additional information
- Planning Portal ID
- PP-15090614
- Documents
- 13
- Constraints
- 11
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Potters Bar The Royds
- 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 (21)
flood storage 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
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Planning something similar?
See what the council approved and refused for single-storey rear extensions on your street. Pick your home and get the evidence before you pay for drawings.