58 Northiam London N12 7HJ
Approved on 16 February 2026
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
Proposal
Part single, part two storey front, side and rear extensions including alterations to front steps. new front porch and alterations to rear patio following demolition of existing garage and ground floor side and rear extension. Insertion of 1no. new first floor window to flank elevation.
- Received
- 1 December 2025
- Council
- London Borough of Barnet
- Ward
- Totteridge & Woodside
- Agent
- Sureplan Technical Ltd
- ReceivedReceived1 Dec
- ValidatedValidated2 Dec
- Consult.Consultation
- TargetTarget Date27 Jan
- DecidedDecided16 Feb
Decided in 76 days (council typically 56)
About this application
This is a full planning application for demolition at 58 Northiam London N12 7HJ. Barnet has handled 4,516 applications of this type. This one was decided in 77 days, 3 weeks longer than Barnet's typical decision time. There has been 1 other application at this address. In the past year there have been 139 applications across Totteridge & Woodside. We hold 796 applications in total for the N12 postcode area.
77% of full applications at London Borough of Barnet were approved. Across all application types, the council typically decides in about 8 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- N12 7HJ
- Application type
- Householder Application
- Scale / size
- Small
Planning application dates
- Date validated
- 2 December 2025
- Consultation expiry
- 1 January 2026
- Target decision date
- 27 January 2026
Applicant and agent
- Agent
- Sureplan Technical Ltd
- Agent address
- 2 Cannons Meadow Tewin Welwyn Herts AL6 0JT
Planning decision
- Statutory period
- 56 days
Publicity
- Site notice start
- 11 December 2025
- Site notice end
- 1 January 2026
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Article 4 Small Houses in Multiple Occupation (HMO) Area 1
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)
flood storage areas, conservation areas, listed buildings, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Planning history at this site
1 other application at this property, newest first.
Source: Barnet
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Planning something similar?
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