12 St Marys Grove Richmond TW9 1UY Data via plota.co.uk
Proposal
Erection of a rear single storey extension. Replacement of existing single glazed timber windows with double glazed timber windows Replacement of the existing Welsh slate roof covering with new Spanish slate to match the existing appearance Data via plota.co.uk
Application progress
Approved on 4 Feb 2026 · Delegated Decision · Last checked 7 Oct 2026
Site constraints 5
Show all 6 with distances
- 34 mHickey's AlmshousesGrade II
- 43 mRichmond Church, Estate AlmshousesGrade II
- 84 mHickey's Almshouses, Including Chapel and LodgesGrade II*
- 116 m157 and 159 Sheen Road, including boundary walls and piersGrade II
- 123 m153 and 155, Sheen RoadGrade II
- 140 m149 and 151, Sheen RoadGrade II
Checked on 2 November 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Building
From the energy performance certificate lodged in April 2025, the latest held for this property. The building may have changed since. View the certificate
Every application in Richmond upon Thames - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Richmond upon Thames
- Application type
- Householder Application
- Postcode
- TW9 1UY
- Received
- 15 Dec 2025
- Validated
- 15 Dec 2025
- Ward
- North Richmond Ward [NRR]
- Case officer
- Show
- Target decision
- 9 Feb 2026
- Decision
- Granted Permission
- Decision date
- 4 Feb 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Faraday Property Management and Building Surveying
How this decision compares
Decided in 51 days from validation, about the council's usual 51 days. Approved, as 85% of householder applications here are.
Plota live figures for householder applications decided by Richmond upon Thames in the last twelve months, from validation. Richmond upon Thames decision record →
Consultation & key dates
- Alt. reference
- PP-14481827
- Comments by
- 23 Jan 2026
- Site or press notice
- 2 Jan 2026
- Statutory expiry
- 26 Jan 2026
Historical activity at this location
26 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Richmond upon Thames ranks #130 out of 296 councils for householder decision speed. Richmond upon Thames is also one of the strictest councils - it refuses more householder applications than almost any other, with only 82% approved vs 90% nationally.
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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12 St Marys Grove Richmond TW9 1UY
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