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20 Cranleigh Gardens, Harrow, HA3 0UW

25/2279Certificate of Lawfulness - ProposedApproved
Outline / PiP

Approved on 24 September 2025

Council decision: Certificate of Lawfulness - GrantedDelegated (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

Proposed hip to gable roof end, loft conversion with a rear dormer extension, 3x front rooflights, juliet balcony, outbuilding in the rear garden of dwellinghouse.

Received
5 August 2025
Decision level
Delegated (officer decision)
Ward
Kenton
Agent
Studio Infinitii ltd.
  1. Received5 Aug
  2. Validated6 Aug
  3. Consult.1 Oct
  4. Target
  5. Decided24 Sep

Decided in 49 days (council typically 56)

About this application

This is an outline application for a loft conversion at 20 Cranleigh Gardens, Harrow, HA3 0UW. Brent has handled 1,485 applications of this type. This one was decided in 50 days, 6 days quicker than Brent's typical decision time. The site is in a conservation area. There has been 1 other application at this address. In the past year there have been 163 applications across Kenton. We hold 5,584 applications in total for the HA3 postcode area.

75% of outline applications at London Borough of Brent 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.See what's approved near your address

Application details

Postcode
HA3 0UW
Application type
Certificate of Lawfulness - Proposed
Scale / size
Small

Planning application dates

Date validated
6 August 2025
Last date for comments
1 October 2025

Applicant and agent

Agent
Studio Infinitii ltd.
Architect profile
STUDIO INFINITII LIMITED
Agent address
23 Queen Street, Maidenhead, SL6 1NB

Additional information

Planning Portal ID
PP-14225332
Comments
0
Documents
7
Constraints
1

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Article 4 for HMOs
  • 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.

Source: Brent

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

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