7 Holmdene Avenue London NW7 2LY Data via plota.co.uk
Proposal
Alterations and extension to roof to create new crown roof including raising of the existing ridge height, installation of rear and side dormer windows and insertion of rooflights to the front roofslope and flat roof areas. Conversion of existing garage into habitable space involving new walls and flat roof. Single-storey rear extension and alterations to rear patio. Alterations to fenestration including new and amended window openings… Data via plota.co.uk
Application progress
Approved on 3 Jun 2026 · Delegated Decision · Last checked 6 Jul 2026
Documents 9
Decision & officer reports 2
Plans & drawings 3
Application forms 2
Consultation & comments 1
Other documents 1
Associated applications 2
- Alterations and extension to roof to create new crown roof including raising of the existing ridge height, installation of rear…
Conditions 7 discharged
Site constraints 3
Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.
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Important details
- Council
- Barnet
- Application type
- Householder Application
- Postcode
- NW7 2LY
- Received
- 29 Apr 2026
- Validated
- 30 Apr 2026
- Ward
- Mill Hill
- Case officer
- Show
- Target decision
- 25 Jun 2026
- Decision
- Approve subject to conditions
- Decision date
- 3 Jun 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Hark Architecture Ltd
How this decision compares
Decided in 34 days from validation, 19 days faster than Barnet's median of 53 for extensions. Approved, as 74% of extensions here are.
Plota live figures for extensions decided by Barnet in the last twelve months, from validation. Barnet decision record →
Consultation & key dates
- Alt. reference
- PP-14895734
- Neighbours
- 3 Jun 2026
- Site or press notice
- 7 May 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
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.
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7 Holmdene Avenue London NW7 2LY
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