Sycamore House Whittlebury Road Silverstone NN12 8UD
Approved on 1 April 2026
Council decision: ApprovalDelegated (officer decision)3 conditions
Proposal
Single storey Annex extension to the front of the property, alterations to rear elevation fenestrations, internal ground floor reconfiguration.
- Received
- 9 February 2026
- Decision level
- Delegated (officer decision)
- Ward
- Rural South Ward
- ReceivedReceived9 Feb
- ValidatedValidated19 Feb
- Consult.Consultation22 Mar
- TargetTarget Date16 Apr
- DecidedDecided1 Apr
Decided in 41 days (council typically 70)
About this application
This is a full planning application for an extension at Sycamore House Whittlebury Road Silverstone NN12 8UD. West Northamptonshire has handled 9,971 applications of this type. This one was decided in 51 days, 3 weeks quicker than West Northamptonshire's typical decision time. There are no previous applications recorded at this address. In the past year there have been 223 applications across Rural South Ward. We hold 1,992 applications in total for the NN12 postcode area.
89% of full applications at West Northamptonshire Council were approved. Across all application types, the council typically decides in about 10 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
- NN12 8UD
- Application type
- Full Planning Permission
- Scale / size
- Small
- Parish
- Silverstone
Planning application dates
- Date validated
- 19 February 2026
- Last date for comments
- 22 March 2026
- Target decision date
- 16 April 2026
Applicant and agent
- Agent address
- 8 Chepstow Close Towcester NN12 6NE
Planning decision
- Statutory period
- 56 days
Additional information
- Documents
- 31
Site constraints
Designations at the address point. Ones next to the site may also apply.
- 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: West Northamptonshire
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Around this site
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For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Threl Building & Electrical Services LtdElectrician0.1 mi
- Current Thinking ElectricalElectrician0.2 mi
- MRG ElectricalElectrician0.2 mi
- McWilliam Electrical Services LimitedElectrician2.5 mi
Planning something similar?
See what the council approved and refused for porches and front extensions on your street. Pick your home and get the evidence before you pay for drawings.