25 Grange Avenue Barnet EN4 8NJ Data via plota.co.uk
Proposal
Part lower ground, part single storey and part two storey side and rear extensions incorporating a pitched roof and two rooflights, together with the formation of a raised patio and access steps to the lower garden level Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 1 Nov 2026, from Barnet's recent extensions.
Documents 23
Statements & assessments 1
Plans & drawings 20
Application forms 1
Other documents 1
Site constraints 5
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 2
Last sold for £621,500 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 March 2025, the latest held for this property. The building may have changed since. View the certificate
Every application in Barnet - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
Decision outlook
Day 49 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 28 Oct 2026
Consultation & key dates
- Alt. reference
- PLP-00007957
- Comments by
- 8 Oct 2026
- Site or press notice
- 17 Sept 2026
- Statutory expiry
- 5 Nov 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.
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.
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25 Grange Avenue Barnet EN4 8NJ
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The consultation period closed on 8 Oct 2026.