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47 Fortismere Avenue, Hornsey, London, N10 3BN

HGY/2026/0017Householder planning permissionApproved
Householder

Approved on 25 March 2026

Council decision: Approve with ConditionsDelegated (officer decision)3 conditions

Approximate site (title boundary)
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

Erection of single storey side extension; demolition of existing garage; landscaping to the front garden and bin and bike storage; erection of single rear dormer and conservation rooflight.

Submitted
6 January 2026
Decision level
Delegated (officer decision)
Ward
Fortis Green
  1. Received6 Jan
  2. Validated6 Jan
  3. Consult.
  4. Target23 Mar
  5. Decided25 Mar

Decided in 78 days (council typically 56)

About this application

This is a full planning application for demolition at 47 Fortismere Avenue, Hornsey, London, N10 3BN. Haringey has handled 1,166 applications of this type. This one was decided in 78 days, 3 weeks longer than Haringey's typical decision time. The site is in the Muswell Hill conservation area. There are no previous applications recorded at this address. In the past year there have been 189 applications across Fortis Green. We hold 785 applications in total for the N10 postcode area.

87% of full applications at London Borough of Haringey 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
N10 3BN
Application type
Householder planning permission
Scale / size
Medium

Planning application dates

Date validated
6 January 2026
Target decision date
23 March 2026
Application expires
27 March 2026

Planning decision

Statutory period
80 days

Additional information

Planning Portal ID
PP-14601137
Documents
28

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: 26
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (22)

flood storage areas, listed buildings, Article 4 directions, 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.

Source: Haringey

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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