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5 Firs Avenue, Hornsey, London, N10 3LY

HGY/2026/1900Approval of details reserved by a conditionApproved
Discharge / amendments

Approved on 13 July 2026

Council decision: ApproveDelegated (officer decision)

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

Approval of details pursuant to condition 4 (Chartered Engineer) attached to planning permission ref. HGY/2026/0923 for Erection of lower ground floor single storey rear extension; basement extension; rear dormer extension; associated internal and external changes granted on 22/06/2026.

Submitted
7 July 2026
Decision level
Delegated (officer decision)
Ward
Muswell Hill
  1. Received7 Jul
  2. Validated7 Jul
  3. Consult.
  4. Target7 Jul
  5. Decided13 Jul

Decided in 6 days (council typically 56)

About this application

This is an application to discharge conditions at 5 Firs Avenue, Hornsey, London, N10 3LY. Haringey has handled 586 applications of this type. This one was decided in 6 days, 7 weeks quicker than Haringey's typical decision time. The site is in the Muswell Hill conservation area, with 3 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 149 applications across Muswell Hill. We hold 785 applications in total for the N10 postcode area.

97% of conditions 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 3LY
Application type
Approval of details reserved by a condition
Scale / size
Small

Planning application dates

Date validated
7 July 2026
Target decision date
7 July 2026
Application expires
1 September 2026

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-15064141
Documents
3

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: 26
  • Listed building: Grade II: 1, Firs AvenueOn or next to this site
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (21)

flood storage areas, 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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