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25 Lebanon Park, Twickenham, TW1 3DF

PA26/1729Approved

Approved on 11 September 2026

Council decision: Granted Permission4 conditions

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

Construction of a new rear dormer

Submitted
28 May 2026
  1. Received28 May
  2. Validated
  3. Consult.
  4. Target
  5. Decided11 Sep

Decided in 106 days

About this application

This is a planning application for a dormer extension at 25 Lebanon Park Twickenham TW1 3DF. Richmond has handled 14,232 applications of this type. This one was decided in 106 days, 8 weeks longer than Richmond's typical decision time. The site is in the Twickenham Riverside conservation area. There are no previous applications recorded at this address. In the past year there have been 234 applications across Twickenham Riverside Ward [TRW]. We hold 1,488 applications in total for the TW1 postcode area.

Application details

Postcode
TW1 3DF

Applicant and agent

Architect profile
HAUSI LIMITED

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 2: Medium probability (rivers and sea)Part of the site
  • Conservation area: Twickenham Riverside

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 (21)

flood storage 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: Richmond

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

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