Oaktree Cottage St Leonards Hill Windsor SL4 4AT Data via plota.co.uk
Proposal
Certificate of lawfulness to determine whether the proposed erection of swimming pool enclosure is lawful. Data via plota.co.uk
Application progress
Refused on 30 Jun 2026 · Delegated · Last checked 6 Jul 2026
Documents 5
Decision & officer reports 1
Statements & assessments 2
Site constraints 3
Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. 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.
Sales history 1
Last sold for £1,500,000 in September 2025. Detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Every application in Windsor and Maidenhead - and every UK council - as a live feed, an API, or a bulk CSV export.
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First floor rear extension
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St Georges St Leonards Hill Windsor SL4 4AT
(T1) Oak - selectively reduce asymmetrical canopy by 1-2m in the direction of Up...
Upland St Leonards Hill Windsor SL4 4AT
G2 - 4x Pedunculate Oak (Quercus robur) - Crown clean removing dead / decaying o...
Chatsworth St Leonards Hill Windsor SL4 4AT
(T1) - Weeping Willow - Reduce (pollard) to previous reduction points (007/1959/...
Important details
- Council
- Windsor and Maidenhead
- Application type
- Cert of Lawfulness of Proposed Dev
- Postcode
- SL4 4AT
- Received
- 7 May 2026
- Validated
- 7 May 2026
- Ward
- Clewer And Dedworth East
- Parish
- Windsor Unparished
- Case officer
- Show
- Target decision
- 1 Jul 2026
- Decision
- Refuse
- Decision date
- 30 Jun 2026
- Decision level
- Delegated
- Applicant
- Show
How this decision compares
Decided in 54 days from validation, about the council's usual 53 days. Refused, as 25% of extensions here are.
Plota live figures for extensions decided by Windsor and Maidenhead in the last twelve months, from validation. Windsor and Maidenhead decision record →
Consultation & key dates
- Alt. reference
- PP-14915470
- Planning Portal ref
- PP-14915470
- Statutory expiry
- 1 Jul 2026
- Env. assessment
- No
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
Windsor and Maidenhead is faster than most councils at deciding householder applications, ranking #82 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Windsor and Maidenhead is also one of the strictest councils - it refuses more householder applications than almost any other, with only 74% approved vs 90% nationally.
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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Oaktree Cottage St Leonards Hill Windsor SL4 4AT
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