18, Holmesdale Avenue, London, SW14 7BQ Data via plota.co.uk
Proposal
Ground floor rear extension and rear dormer loft extension to include the installation of 2no. Conservation Velux roof lights in the existing roof and 4no. Velux roof lights within the new rear extension pitched roof. With new aluminium sliding doors to the rear garden and associated internal refurbishment of the internal spaces. Data via plota.co.uk
Application progress
This application is under consideration - no decision has been issued yet. Plota predicted a decision around 14 Sept 2026; it is now day 60. The consultation period closed on 14 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
- SW14 7BQ
- Received
- 14 Jul 2026
- Validated
- 16 Jul 2026
- Ward
- North Richmond Ward [NRR]
- Case officer
- Show
- Target decision
- 8 Sept 2026
- Applicant
- Show
- Agent
- Show
Decision outlook
Day 60, past the statutory target. 94% of extensions in Richmond upon Thames are decided within thirteen weeks, which runs to 15 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 12 Sept 2026.
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-15082128
- Comments by
- 14 Aug 2026
- Site or press notice
- 24 Jul 2026
- Statutory expiry
- 6 Aug 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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18, Holmesdale Avenue, London, SW14 7BQ
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