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393 High Street Harlington UB3 5DH

6648/APP/2026/120FullAwaiting decision
Approximate location: the centre of the postcode, not the exact property.

Proposal

Subdivision of The Dower House to provide 3 residential homes (Use Class C3) along with restorative works. Partial demolition of the forecourt wall to The Dower House to enable rear site access. Erection of 18 residential homes (Use Class C3) at the rear of the site. Associated landscaping works.

Received
15 January 2026
Decision due
15 July 2026
Ward
H/ROW VILLAGES 2022
  1. Received15 Jan
  2. Validated15 Jan
  3. Consult.18 Mar
  4. Target15 Jul
  5. Decided

Have your say

Comments close on 18 March.

Comment on the council's siteDocuments (90)

About this application

This is a full planning application for demolition at 393 HIGH STREET HARLINGTON UB3 5DH. Hillingdon has handled 4,983 applications of this type. It has been with the council since 15 January 2026 and is still awaiting a decision. The site is in 2 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 86 applications across H/ROW VILLAGES 2022. We hold 924 applications in total for the UB3 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
UB3 5DH
Application type
Full
Scale / size
Large
Number of dwellings
18

Planning application dates

Date validated
15 January 2026
Consultation expiry
1 April 2026
Neighbour consultation start
25 February 2026
Last date for comments
18 March 2026

Applicant and agent

Agent address
Oliver Coleman Old Church Court Claylands Road The Oval London SW8 1NZ

Planning decision

Case officer
Dimitra Angelopoulou
Statutory period
181 days

Publicity

Last advertised
11 March 2026
Advertisement expiry
1 April 2026

Additional information

Documents
90

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

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

  • Article 4 direction: Residential extensions
  • Flood zone 1: Low probability (rivers and sea)

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.

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