21, The Avenue, Twickenham, TW1 1QP
Approved on 25 February 2026
Council decision: Granted PermissionDelegated (officer decision)
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
Proposal for an outdoor pool along with associated hard and soft landscaping improvements.
- Received
- 18 December 2025
- Decision level
- Delegated (officer decision)
- Ward
- St. Margarets & North Twickenham Ward [SMN]
- ReceivedReceived18 Dec
- ValidatedValidated22 Dec
- Consult.Consultation30 Jan
- TargetTarget Date16 Feb
- DecidedDecided25 Feb
Decided in 65 days (council typically 49)
About this application
This is a full planning application at 21, The Avenue, Twickenham, TW1 1QP. Richmond has handled 4,063 applications of this type. This one was decided in 69 days, 3 weeks longer than Richmond's typical decision time. The site is in the St Margaret's Estate conservation area. There have been 3 other applications at this address. In the past year there have been 202 applications across St. Margarets & North Twickenham Ward [SMN]. We hold 1,493 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 1QP
- Application type
- Householder Application
- Scale / size
- Small
- District
- North
Planning application dates
- Date validated
- 22 December 2025
- Consultation expiry
- 30 January 2026
- Consultation end
- 30 January 2026
- Target decision date
- 16 February 2026
- Application expires
- 18 February 2026
- Permission expires
- 24 February 2029
Planning decision
- Statutory period
- 58 days
Publicity
- First advertised
- 9 January 2026
- Site notice start
- 9 January 2026
Additional information
- Planning Portal ID
- PP-14575158
- UPRN
- 100022348050
- Documents
- 16
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 3: High probability (rivers and sea)
- Conservation area: St Margaret's Estate
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.
Planning history at this site
4 other applications at this property, newest first.
- 202617 Jun
Details pursuant to conditions C3. Tree replacement planting and Soft Landscapin
ApprovedDischarge of conditionsPA26/1876 - 202617 Jun
Details in pursuant of conditions C2 (Tree planting and Soft Landscaping Require
ApprovedCondition ApprovalPA26/1722 - 202518 Jul
Replacement side extension and minor modifications to the main house including basement alterations, terrace…
RefusedHouseholderPA25/2504 - 20249 Dec
Erection of a replacement single-storey side extension with green roof, removal of ground floor rear terrace…
ApprovedHouseholder24/3094/HOT
Source: Richmond
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 21, The Avenue, Twickenham, TW1 1QPPA25/2504 · FullRefused0.0 mi
- 21 The Avenue Twickenham TW1 1QP24/3094/HOT · FullApproved0.0 mi
- 19 The Avenue Twickenham TW1 1QP24/T0476/TCA · TreesApproved0.0 mi
- 19 The Avenue Twickenham TW1 1QP24/T0669/TCA · TreesApproved0.0 mi
- 21 The Avenue TwickenhamPA25/0470 · OutlineRefused0.0 mi
For applicants and trades
Contractors near this project
Find contractors for windows & doors near this site- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering8.2 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing8.5 mi
- Bello Electrics LTDVerifiedElectrician8.7 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman8.9 mi
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