78 Lyonsdown Road Barnet EN5 1JL Data via plota.co.uk
Proposal
Single storey side and rear extension. Front porch extension. Conversion of garage into habitable room, insertion of window to replace existing garage door. Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights. New side gable window Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 19 Nov 2026 and 1 Dec 2026, from Barnet's recent extensions.
Documents 11
Statements & assessments 1
Plans & drawings 8
Site constraints 4
Checked on 8 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.
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Important details
Decision outlook
Day 21 of the 56-day target. Barnet usually decides extensions by day 52.
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 22 Oct 2026
Consultation & key dates
- Alt. reference
- PP-15276883
- Planning Portal ref
- PP-15276883
- Comments by
- 5 Nov 2026
- Site or press notice
- 15 Oct 2026
- Statutory expiry
- 2 Dec 2026
Historical activity at this location
28 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
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78 Lyonsdown Road Barnet EN5 1JL
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Comments are open until 5 Nov 2026