The Marist Senior School Kings Road Sunninghill Ascot SL5 7PS Data via plota.co.uk
Proposal
Details required by Condition 4 (Biodiversity enhancements) of planning permission for an Extension to the existing external fire escape stairs with inset dormer to provide additional access at roof level. Data via plota.co.uk
Application progress
Approved on 1 Apr 2026 · Delegated · Last checked 7 Jul 2026
Documents 8
Decision & officer reports 1
Statements & assessments 5
Associated applications 2
Part of
Conditions 4 discharged
- ConditionsDetails required by Condition 4 (Biodiversity enhancements) for an Extension to the existing…This application26/00597/CONDIT
Site constraints 2
Checked on 6 October 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
- Windsor and Maidenhead
- Application type
- Discharge of Condition
- Postcode
- SL5 7PS
- Received
- 5 Mar 2026
- Validated
- 5 Mar 2026
- Ward
- Ascot & Sunninghill
- Parish
- Sunninghill And Ascot Parish
- Case officer
- Show
- Target decision
- 30 Apr 2026
- Decision
- Approve Discharge of Condition
- Decision date
- 1 Apr 2026
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Show
Consultation & key dates
- Alt. reference
- PP-14754018
- Planning Portal ref
- PP-14754018
- Statutory expiry
- 30 Apr 2026
- Env. assessment
- No
Historical activity at this location
12 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.
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The Marist Senior School Kings Road Sunninghill Ascot SL5 7PS
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Referenced application
Council archive
The Marist Senior School Kings Road Sunninghill Ascot SL5 7PS
Extension to the existing external fire escape stairs with inset dormer to provide additional access at roof level.
- Received
- 2 Oct 2025
- Decided
- 2 Mar 2026
- Outcome
- Approved