21 Southbourne Crescent London NW4 2LB Data via plota.co.uk
Proposal
Two storey side and part single, part two storey rear extension following demolition of existing garage. New rear patio and steps to garden. Alterations to the rear dormer window and front rooflights. New front porch Data via plota.co.uk
Application progress
Approved on 27 Aug 2026 · Delegated Decision · Last checked 27 Aug 2026
Documents 29
Decision & officer reports 1
Statements & assessments 1
Plans & drawings 24
Application forms 2
Other documents 1
Site constraints 6
Checked on 2 November 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 £1,050,000 in October 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 April 2023, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Barnet
- Application type
- Householder Application
- Postcode
- NW4 2LB
- Received
- 13 Jul 2026
- Validated
- 13 Jul 2026
- Ward
- Hendon
- Case officer
- Show
- Target decision
- 7 Sept 2026
- Decision
- Approve subject to conditions
- Decision date
- 27 Aug 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Studio Verve Architects
How this decision compares
Decided in 45 days from validation, 11 days faster than Barnet's median of 56 for demolitions. Approved, as 75% of demolitions here are.
Plota live figures for demolitions decided by Barnet in the last twelve months, from validation. Barnet decision record →
Public comments
No public comments yet.
Last counted 27 Aug 2026
Consultation & key dates
- Alt. reference
- PP-15058827
- Planning Portal ref
- PP-15058827
- Comments by
- 13 Aug 2026
- Site or press notice
- 23 Jul 2026
- Statutory expiry
- 7 Sept 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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21 Southbourne Crescent London NW4 2LB
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