6 Cool Oak Lane London NW9 7BJ Data via plota.co.uk
Proposal
Single storey side infill extension and single storey rear extension following demolition of existing outbuilding and greenhouse. Single storey front extension Data via plota.co.uk
Application progress
Refused on 16 Jun 2026 · Delegated Decision · Last checked 7 Jul 2026
Documents 16
Decision & officer reports 2
Statements & assessments 2
Plans & drawings 6
Application forms 2
Site constraints 8
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.
Building
From the energy performance certificate lodged in May 2026, the latest held for this property. The building may have changed since. View the certificate
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Important details
How this decision compares
Decided in 56 days from validation, about the council's usual 55 days. Refused, as 26% of demolitions here are.
Plota live figures for demolitions decided by Barnet in the last twelve months, from validation. Barnet decision record →
Consultation & key dates
- Alt. reference
- PP-14871745
- Planning Portal ref
- PP-14871745
- Comments by
- 21 May 2026
- Site or press notice
- 30 Apr 2026
- Statutory expiry
- 16 Jun 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.
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.
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6 Cool Oak Lane London NW9 7BJ
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