51 Millway London NW7 3QT Data via plota.co.uk
Proposal
Single storey rear extension with a proposed depth of 6.00 metres, maximum height of 3.725 metres and eaves height of 2.401 metres. Data via plota.co.uk
Application progress
Refused on 30 Sept 2026 · Delegated Decision · Last checked 1 Oct 2026
Documents 8
Decision & officer reports 3
Statements & assessments 1
Plans & drawings 2
Application forms 1
Other documents 1
Site constraints 4
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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 £702,500 in September 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 December 2018, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Barnet
- Application type
- Prior Notification (Householder)
- Postcode
- NW7 3QT
- Received
- 19 Aug 2026
- Validated
- 19 Aug 2026
- Ward
- Mill Hill
- Case officer
- Show
- Target decision
- 30 Sept 2026
- Decision
- Prior Approval Required and Refused
- Decision date
- 30 Sept 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- allPlanning
- Freehold owner
- Show
How this decision compares
Decided in 42 days from validation, 10 days faster than Barnet's median of 52 for extensions. Refused, as 25% of extensions here are.
Plota live figures for extensions decided by Barnet in the last twelve months, from validation. Barnet decision record →
Public comments
2 neighbours consulted · Last counted 1 Oct 2026
Consultation & key dates
- Alt. reference
- PLP-00005900
- Neighbours
- 21 Aug 2026
- Consultation
- 21 Aug 2026
- Comments by
- 13 Sept 2026
- Statutory expiry
- 30 Sept 2026
Historical activity at this location
27 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Barnet is faster than most councils at deciding householder applications, ranking #42 out of 296. Only 25% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Barnet is also one of the strictest councils - it refuses more householder applications than almost any other, with only 82% approved vs 90% nationally.
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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51 Millway London NW7 3QT
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Freehold owner, on paid plans
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