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17 Michelham Gardens Twickenham TW1 4SD

PA25/4449Householder ApplicationApproved
Householder

Approved on 24 February 2026

Council decision: Granted PermissionDelegated (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

Demolition of existing rear conservatory and erection of a single-storey rear extension, conversion of garage to habitable space and associated external alterations to front elevation, and installation of external wall insulation resulting in pebbledash to render finish.

Received
13 December 2025
Decision level
Delegated (officer decision)
Ward
South Twickenham Ward [STT]
  1. Received13 Dec
  2. Validated13 Dec
  3. Consult.
  4. Target7 Feb
  5. Decided24 Feb

Decided in 73 days (council typically 49)

About this application

This is a full planning application for demolition at 17 Michelham Gardens Twickenham TW1 4SD. Richmond has handled 4,063 applications of this type. This one was decided in 73 days, 3 weeks longer than Richmond's typical decision time. There are no previous applications recorded at this address. In the past year there have been 161 applications across South Twickenham Ward [STT]. We hold 1,488 applications in total for the TW1 postcode area.

83% of full applications at London Borough of Richmond upon Thames were approved. Across all application types, the council typically decides in about 7 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
TW1 4SD
Application type
Householder Application
Scale / size
Medium
District
North

Planning application dates

Date validated
13 December 2025
Target decision date
7 February 2026
Application expires
26 February 2026
Permission expires
23 February 2029

Planning decision

Statutory period
75 days

Additional information

Planning Portal ID
PP-14562863
UPRN
100022341057
Documents
36

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)Part of the site

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.

Source: Richmond

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

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