9 Hillcrest Avenue Kettering NN15 7NG Data via plota.co.uk
Proposal
Proposed hip to gable roof conversion, addition of rear dormer with conversion of roof space and velux windows to front elevation Data via plota.co.uk
Application progress
Approved on 18 Aug 2026 · Officer Delegated Decision · Last checked 18 Aug 2026
Documents 3
Decision & officer reports 2
Application forms 1
Site constraints 3
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Sales history 1
Last sold for £160,000 in July 2025. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in June 2025, the latest held for this property. The building may have changed since. View the certificate
Every application in North Northamptonshire - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- North Northamptonshire
- Application type
- Lawful Development - Proposed
- Postcode
- NN15 7NG
- Received
- 28 Jul 2026
- Validated
- 1 Aug 2026
- Ward
- Pipers Hill
- Case officer
- Show
- Target decision
- 26 Sept 2026
- Decision
- Permitted Development
- Decision date
- 18 Aug 2026
- Decision level
- Officer Delegated Decision
- Applicant
- Show
- Agent
- Show
- Freehold owner
- Show
How this decision compares
Decided in 17 days from validation, 46 days faster than North Northamptonshire's median of 63 for extensions. Approved, as 87% of extensions here are.
Plota live figures for extensions decided by North Northamptonshire in the last twelve months, from validation. North Northamptonshire decision record →
Public comments
No public comments yet.
Last counted 18 Aug 2026
Consultation & key dates
- Statutory expiry
- 26 Sept 2026
- Env. assessment
- No
North Northamptonshire is one of the slowest councils in England for householder decisions, ranking #279 out of 296. The council extends the time limit on 64% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
Freehold owner: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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9 Hillcrest Avenue Kettering NN15 7NG
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Freehold owner, on paid plans
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