Skip to content

24 Grasmere Avenue Ruislip HA4 7PJ

75778/APP/2020/3677FullRefused

Refused on 19 January 2021

Approximate location: the centre of the postcode, not the exact property.

Proposal

Single storey side/rear extension and raising of ridge height to provide habitable roofspace to include 2 x side dormers, 4 x side rooflights and alterations to elevations

Received
10 November 2020
Ward
WEST RUISLIP
  1. Received10 Nov
  2. Validated30 Nov
  3. Consult.24 Dec
  4. Target25 Jan
  5. Decided19 Jan

Decided in 50 days (council typically 56)

About this application

This is a full planning application for a rear extension at 24 GRASMERE AVENUE RUISLIP HA4 7PJ. Hillingdon has handled 4,983 applications of this type. This one was decided in 70 days, 2 weeks longer than Hillingdon's typical decision time. There has been 1 other application at this address. We hold 773 applications in total for the HA4 postcode area.

87% of full applications at London Borough of Hillingdon 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
HA4 7PJ
Application type
Full
Scale / size
Small

Planning application dates

Date validated
30 November 2020
Neighbour consultation start
3 December 2020
Last date for comments
24 December 2020
Target decision date
25 January 2021

Applicant and agent

Agent address
Mr Brendon Gilford 14 Saffron Crescent Carterton OX18 1LE

Planning decision

Statutory period
56 days

Additional information

Documents
10

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Flood zone 2: Medium probability (rivers and sea)
  • Article 4 direction: Residential extensions

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.

Source: Hillingdon

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

Track this application

Get email alerts when there is a planning decision or status change.

Get email alerts near HA4

New planning applications delivered to your inbox daily.

Around this site

Discuss this application on r/PlanningPermissionUK

For applicants and trades

Planning something similar?

See what the council approved and refused for wrap-around (side and rear) extensions on your street. Pick your home and get the evidence before you pay for drawings.

See what gets approved on your streetBuying this property? Report on this address