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45, Cholmeley Crescent, London, N6 5EX

HGY/2026/1421Householder planning permissionPermitted
Householder

Proposal

Erection of single storey rear extension with rear patio, removal of side shed and insertion of 3 ground floor side windows, alterations to front garden layout including provision of bin and bike store, amendments to design of existing rear dormer, insertion of 2 replacement and 1 new front rooflights.

Received
20 May 2026
Decided
11 August 2026
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.

  1. Received20 May
  2. Validated
  3. Consult.
  4. Target
  5. Decided11 Aug

Decided in 83 days (council typically 56)

8 weeks typical decision time in Haringey92% of householder planning permission applications approved

This is a planning application for a single storey rear extension at 45, Cholmeley Crescent, London, N6 5EX. Haringey has handled 573 applications of this type and approves 92% of them, typically deciding them in 56 days. This one was decided in 83 days, 4 weeks longer than Haringey's median. The site is in the Highgate conservation area. There are no previous applications recorded at this address. In the past year there have been 403 applications across Highgate. We hold 1,076 applications in total for the N6 postcode area.

Application Details

Reference
HGY/2026/1421
Address
45, Cholmeley Crescent, London, N6 5EX
Postcode
N6 5EX
Local Authority
Haringey
Application Type
Householder planning permission
Decision Status
Permitted

Applicant & Agent

Planning Application Dates

Date Decided
11 August 2026
Date Submitted
20 May 2026

Planning Decision

Publicity

Appeal

Additional Information

Coordinates
51.573177, -0.146268
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Haringey

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

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Planning constraints

Designations that overlap or adjoin the site outline.

  • Conservation area: Highgate
  • 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 2026-10-09. 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.

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