23 Castlegate Richmond TW9 2HL Data via plota.co.uk
Proposal
Formation of a timber box, painting studio, above the current shed at the bottom of the garden. No side windows only roof lights. One glazed access door with obscured glass leading from step / ladder stair up. All side walls painted light grey. Proposal to have a green roof, with drainage off to water butt. No other facilities inside. Studio supported of existing shed, with two new column props to one side. Data via plota.co.uk
Application progress
Refused on 7 Aug 2026 · Delegated Decision Team Leader · Last checked 13 Aug 2026
Site constraints 4
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.
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 2HL
- Received
- 10 Jul 2026
- Validated
- 10 Jul 2026
- Ward
- North Richmond Ward [NRR]
- Case officer
- Show
- Target decision
- 4 Sept 2026
- Decision
- Refused Permission
- Decision date
- 7 Aug 2026
- Decision level
- Delegated Decision Team Leader
- Applicant
- Show
How this decision compares
Decided in 28 days from validation, 20 days faster than Richmond upon Thames's median of 48 for extensions. Refused, as 13% 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-15071056
- Statutory expiry
- 31 Jul 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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23 Castlegate Richmond TW9 2HL
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