25 Park Avenue London NW11 7SL Data via plota.co.uk
Proposal
Roof extension including hip to gable to both sides with gable windows, 3no. dormer windows to front elevation, 2no. dormer windows and 2no. rooflights to rear elevation. Alterations to existing chimneys. Replacement of existing ground and first floor windows… Data via plota.co.uk
Application progress
This application is under consideration - no decision has been issued yet. Plota predicted a decision around 14 Sept 2026; it is now day 59. The consultation period closed on 13 Aug 2026.
Documents 20
Decision & officer reports 1
Statements & assessments 4
Plans & drawings 12
Application forms 2
Site constraints 5
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
Decision outlook
Day 59, past the statutory target. 97% of extensions in Barnet are decided within thirteen weeks, which runs to 16 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 12 Sept 2026.
Plota live figures for extensions decided by Barnet in the last twelve months, from validation. Barnet decision record →
Public comments
No public comments yet.
Last counted 12 Sept 2026
Consultation & key dates
- Alt. reference
- PP-15082431
- Comments by
- 13 Aug 2026
- Site or press notice
- 23 Jul 2026
- Statutory expiry
- 11 Sept 2026
Historical activity at this location
26 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.
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25 Park Avenue London NW11 7SL
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