26 Strawberry Hill Road Twickenham Data via plota.co.uk
Proposal
Extension and reconfiguration, including a basement extension to accommodate a relocated staircase, single-storey side and rear ground-floor extensions, installation of new double-glazed, like-for-like timber-framed windows to new openings only, installation of new painted metal-framed glazed openings to the ground-floor rear extension, and internal refurbishment throughout. Installation of two air source heat pumps (ASHPs) within the rear garden. (Amended description) Data via plota.co.uk
Application progress
Approved on 1 May 2026 · Delegated Decision · Last checked 12 Jul 2026
Associated applications 3
Site constraints 5
Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.
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Important details
- Council
- Richmond upon Thames
- Application type
- Householder Application
- Postcode
- TW1 4QA
- Received
- 11 Feb 2026
- Validated
- 11 Feb 2026
- Ward
- South Twickenham Ward [STT]
- Case officer
- Show
- Target decision
- 8 Apr 2026
- Decision
- Granted Permission
- Decision date
- 1 May 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Catto & Co
How this decision compares
Decided in 79 days from validation, 31 days slower than Richmond upon Thames's median of 48 for extensions. Approved, as 87% of extensions here are.
Plota live figures for extensions decided by Richmond upon Thames in the last twelve months, from validation. Richmond upon Thames decision record →
Consultation & key dates
- Alt. reference
- PP-14364427
- Comments by
- 13 Mar 2026
- Site or press notice
- 20 Feb 2026
- Statutory expiry
- 21 Apr 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
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.
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26 Strawberry Hill Road Twickenham
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