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17 Rosslyn Crescent, Harrow, HA1 2SA

P/4971/16Full Planning PermissionApproved
Full

Approved on 4 January 2017

Council decision: REFDelegated (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

Conversion of single dwelling to two flats; single storey rear extension; rear dormer to create habitable roofspace for use by first floor flat

Received
20 October 2016
Decision level
Delegated (officer decision)
Ward
Greenhill
  1. Received20 Oct
  2. Validated10 Nov
  3. Consult.
  4. Target
  5. Decided4 Jan

Decided in 55 days (council typically 56)

About this application

This is a full planning application for a single storey rear extension at 17 Rosslyn Crescent, Harrow, HA1 2SA. Harrow has handled 5,242 applications of this type. This one was decided in 76 days, 3 weeks longer than Harrow's typical decision time. The site is in a conservation area, with 1 listed building nearby. There have been 5 other applications at this address. In the past year there have been 115 applications across Greenhill. We hold 2,198 applications in total for the HA1 postcode area.

72% of full applications at London Borough of Harrow 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
HA1 2SA
Application type
Full Planning Permission
Scale / size
Small

Planning application dates

Date validated
10 November 2016
Application expires
4 January 2017

Applicant and agent

Agent address
14 Devonshire Mews Chiswick London W4 2Ha

Planning decision

Statutory period
55 days

Appeal

Appeal date
8 May 2017

Additional information

Planning Portal ID
PP-5570636
UPRN
100021283434
Documents
13

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

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

Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, 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

5 other applications at this property, newest first.

  1. 2023
    13 Jun

    Details pursuant to Conditions 3 (Hard and Soft Landscaping) and 5 (Cycle Storage) attached to planning…

    ApprovedDischarge of conditionsP/1735/23
  2. 2023
    13 Feb

    Change Of Use From House Of Multiple Occupancy For Upto 6 Persons (Use Class C4) To House Of Multiple…

    ApprovedFull Planning ApplicationP/0459/23
  3. 2018
    31 Jan

    CERTIFICATE OF LAWFUL PROPOSED DEVELOPMENT: Single storey side extension and single storey rear extension

    ApprovedAmendmentP/0429/18
  4. 2018
    23 Jan

    Certificate of Lawful Development (Proposed): Wrap-around dormer at rear and insertion of two rooflights in…

    ApprovedAmendmentP/0320/18
  5. 2017
    8 May

    Conversion of single dwelling to two flats; single storey rear extension; rear dormer to create habitable…

    Approvedunknown 10P/4971/16/5159

Source: Harrow

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

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