47 Sebastian Avenue Shenfield Essex CM15 8PW
Approved on 27 June 2025
Council decision: Application PermittedDelegated (officer decision)4 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
Demolish part of rear conservatory and infill with changes to roof design and fenestration to the whole rear elevation, add single storey side infill extension, partial garage conversion, extend garage to front and add canopy roof over wrapping around over garage
- Received
- 17 April 2025
- Decision level
- Delegated (officer decision)
- Council
- Brentwood Borough Council
- Ward
- Shenfield
- Agent
- GMX Design
- ReceivedReceived17 Apr
- ValidatedValidated17 Apr
- Consult.Consultation20 Jun
- TargetTarget Date4 Jul
- DecidedDecided27 Jun
Decided in 71 days (council typically 56)
About this application
This is a full planning application for a conservatory at 47 Sebastian Avenue Shenfield Essex CM15 8PW. Brentwood has handled 870 applications of this type. This one was decided in 71 days, 2 weeks longer than Brentwood's typical decision time. There are no previous applications recorded at this address. In the past year there have been 152 applications across Shenfield. We hold 780 applications in total for the CM15 postcode area.
85% of full applications at Brentwood 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
- CM15 8PW
- Application type
- Householder Application
- Scale / size
- Medium
Planning application dates
- Date validated
- 17 April 2025
- Consultation expiry
- 20 June 2025
- Neighbour consultation end
- 20 June 2025
- Target decision date
- 4 July 2025
- Permission expires
- 27 June 2028
Applicant and agent
- Agent
- GMX Design
- Agent address
- 13 High Street Stock Ingatestone Essex CM4 9BD
Planning decision
- Statutory period
- 78 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 and tree preservation orders. Ask the council if these matter.
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: Brentwood
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Around this site
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For applicants and trades
For the applicant
Need a drainage scheme? Drainage & flood risk consultants near this site
Condition 4 on the decision asks for this.
- 17.3 miBraintreeRTPI
- 17.8 miBishop's Stortford
- 18.5 miChatham
Nearest first, within 25 miles of the site. Every firm is listed free.
Contractors near this project
Find contractors for extensions near this site- Pure Contracts LimitedBrentwood0.2 mi
- Stones Builders LtdWindow & Door Installer0.4 mi
- RayTherm Heating Solutions LtdElectrician0.5 mi
- Big Blue ElectricalElectrician0.7 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.