40 Northiam London N12 7HJ Data via plota.co.uk
Proposal
Single storey side and rear extension including 3no. flat rooflights and alteration to the existing access steps following demolition of the side garage and rear outbuilding Data via plota.co.uk
Application progress
Approved on 5 Aug 2026 · Delegated Decision · Last checked 8 Aug 2026
Documents 5
Decision & officer reports 1
Plans & drawings 2
Site constraints 4
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
- N12 7HJ
- Received
- 16 Jun 2026
- Validated
- 16 Jun 2026
- Ward
- Totteridge & Woodside
- Case officer
- Show
- Target decision
- 11 Aug 2026
- Decision
- Approve subject to conditions
- Decision date
- 5 Aug 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Adara
How this decision compares
Decided in 50 days from validation, 5 days faster than Barnet's median of 55 for demolitions. Approved, as 74% 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 8 Aug 2026
Consultation & key dates
- Alt. reference
- PP-15014710
- Site or press notice
- 25 Jun 2026
Historical activity at this location
27 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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40 Northiam London N12 7HJ
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