Riverside Gibraltar Lane Cookham Maidenhead SL6 9TR Data via plota.co.uk
Proposal
Details required by Condition 4 (External Lighting) and Condition 5 (Biodiversity Enhancements) of planning permission for the enlargement of existing lower ground floor, two storey front extension with front gable, single storey rear extension with balustrade, 2no. proposed rear dormers, , 3no. chimneys, raised terrace with balustrade, steps and conversion of existing garage to an annex ancillary to main dwelling with new roof, alterations to fenestration and external finishes, replacement garage, new EV charger, hardstanding, landscaping, retaining wall and boundary treatment to front, following demolition of existing elements. Data via plota.co.uk
Application progress
Approved on 24 Sept 2026 · Delegated · Last checked 26 Sept 2026
Documents 6
Decision & officer reports 1
Statements & assessments 3
Associated applications 3
Part of
Conditions 3, 4, 5 discharged
- ConditionsDetails required by Condition 4 (External Lighting) and Condition 5 (Biodiversity Enhancements)This application26/02031/CONDIT
Site constraints 8
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) 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.
Building
From the energy performance certificate lodged in March 2022, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Windsor and Maidenhead
- Application type
- Discharge of Condition
- Postcode
- SL6 9TR
- Received
- 17 Aug 2026
- Validated
- 17 Aug 2026
- Ward
- Bisham And Cookham
- Parish
- Cookham Parish
- Case officer
- Show
- Target decision
- 11 Oct 2026
- Decision
- Approve Discharge of Condition
- Decision date
- 24 Sept 2026
- Decision level
- Delegated
- Applicant
- Show
How this decision compares
Decided in 38 days from validation, 15 days faster than Windsor and Maidenhead's median of 53 for extensions. Approved, as 75% 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
- Statutory expiry
- 11 Oct 2026
- Env. assessment
- No
Historical activity at this location
24 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.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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Riverside Gibraltar Lane Cookham Maidenhead SL6 9TR
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Referenced application
Council archive
Riverside Gibraltar Lane Cookham Maidenhead SL6 9TR
Enlargement of existing lower ground floor, two storey front extension with front gable, single storey rear extension with balustrade, 2no. proposed rear dormers, , 3no. chimneys, raised terrace with balustrade, steps and conversion of existing garage to an annex ancillary to main dwelling with new roof, alterations to fenestration and external finishes, replacement garage, new EV charger, hardstanding, landscaping, retaining wall and boundary treatment to front, following demolition of existing elements.
- Received
- 14 Dec 2023
- Decided
- 20 Mar 2024
- Outcome
- Approved