12 Martingales Close, Ham, Richmond, TW10 7JJ
Approved on 3 July 2026
Council decision: Granted Permission
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
Ground floor rear extension, front porch First floor front extension and new ro
- Submitted
- 28 May 2026
- ReceivedSubmitted28 May
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided3 Jul
Decided in 36 days
About this application
This is a planning application for a rear extension at 12 Martingales Close Ham Richmond TW10 7JJ. Richmond has handled 14,232 applications of this type. This one was decided in 36 days, 13 days quicker than Richmond's typical decision time. There has been 1 other application at this address. In the past year there have been 202 applications across Ham, Petersham & Richmond Riverside Ward [HMP]. We hold 2,190 applications in total for the TW10 postcode area.
Application details
- Postcode
- TW10 7JJ
Applicant and agent
- Architect profile
- SQUARE ONE ARCHITECTS LTD
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 2: Medium 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.
Planning history at this site
6 other applications at this property, newest first.
- 20267 Apr
T1 Horse chestnut and Sycamore tree. Thin both trees to improve light into the
ApprovedWorks to Trees Under TPOPA26/1215 - 202621 Jan
T2 Holly tree. Reduce canopy by 5 meters down to approximately 15 meters With reference to the above…
RefusedWorks to Trees Under TPOPA26/0191 - 202619 Jan
T1 Sycamore tree. Reduce height by 5 meters down to approximately 15 meters
RefusedWorks to Trees Under TPOPA26/0160 - 20268 Jan
T1 Horse chest nut. Carry out a 5 meter reduction down to a finish height of 15 meters
RefusedWorks to Trees Under TPOPA26/0075 - 20268 Jan
T1. Horse chestnut in the rear garden of number 12 Martingales Close. I am proposing to remove the lefthand…
RefusedWorks to Trees Under TPOPA26/0074 - 202326 Jun
Please see attached report.
ApprovedWorks to Trees Under TPO23/T0467/TPO
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
- 12 Martingales Close Ham Richmond TW10 7JJPA26/0160 · TreesRefused0.0 mi
- 12 Martingales Close Ham Richmond TW10 7JJPA26/0191 · TreesRefused0.0 mi
- 12 Martingales Close Ham Richmond TW10 7JJPA26/0075 · TreesRefused0.0 mi
- 12 Martingales Close Ham Richmond TW10 7JJPA26/0074 · TreesRefused0.0 mi
- 12 Martingales Close Ham Richmond TW10 7JJ23/T0467/TPO · TreesApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering7.6 mi
- Bello Electrics LTDVerifiedElectrician7.6 mi
- Lambert Heating & Renewables LtdVerified8.4 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing8.7 mi
Planning something similar?
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