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Planning application

Gate House Winter Hill Cookham Maidenhead SL6 9TT

Granted Windsor and Maidenhead 20/00381/FULL Full

Works: Extension Loft or dormer Demolition

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Two storey side extension with front and rear dormer and replacement garage following the demolition of the existing garage; composite timber cladding to first floor walls and composite slate tiles to roof (Retrospective).

As published by the council, reference 20/00381/FULL

Application record

Reference
20/00381/FULL
Type
Full
Status
Decided
Decision
Granted As published: Application Permitted
Received
11 Feb 2020
Validated
20 Feb 2020
Decided
14 Apr 2020
Ward
Bisham And Cookham
Parish
Cookham Parish
Decision by
Delegated
Postcode
SL6 9TT

Timeline

Dates from the published record

  1. 11 Feb 2020

    Received by Windsor and Maidenhead

  2. 20 Feb 2020

    Validated

    Checked as complete and ready for consideration.

  3. 14 Apr 2020

    Decision issued: Application Permitted

  4. 12 Oct 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

18 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Windsor and Maidenhead granted permission on 14 April 2020, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

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    25/02989/CLU Submitted 12 Nov 2025 50 yards away

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  • Welkin Hurst Winter Hill Cookham Maidenhead SL6 9TT

    26/00485/FULL Submitted 23 Feb 2026 50 yards away

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    Granted Full applications Windows or glazing 8 docs

  • Hornbeams Winter Hill Cookham Maidenhead SL6 9TT

    22/00446/VAR Submitted 22 Feb 2022 50 yards away

    Variation (under Section 73) of conditions 2 (materials) and 3 (approved plans) to change the approved materials and to substitute those plans approved under 21/01045/FULL for first floor side extension, alterations to fenestration and to external finishes on the ground and first floor and alterations to the existing garage comprising of a new pitched roof, x2 first floor windows, x8 rooflights, x1 dormer and x1 external staircase.

    Granted Amendments Extension Loft or dormer +1 13 docs

  • Hornbeams Winter Hill Cookham Maidenhead SL6 9TT

    21/01045/FULL Submitted 6 Apr 2021 50 yards away

    First floor side extension, alterations to fenestration and to external finishes on the ground and first floor and alterations to the existing garage comprising of a new pitched roof, x2 first floor windows, x8 rooflights, x1 dormer and x1 external staircase.

    Granted Full applications Extension Loft or dormer +1 13 docs

  • White House Winter Hill Cookham Maidenhead SL6 9TU

    20/01733/CONDIT Submitted 15 Jul 2020 100 yards away

    Details required by condition 5 (bird boxes) of planning permission 20/00393 for a single storey front/side/rear extension with integrated garage, 2 No. new rear dormers, addition of timber cladding to existing gables, front, side and rear canopies, alterations to fenestration and new flue following demolition of existing outbuilding and garage.

    Granted Conditions Extension Loft or dormer +2 4 docs
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  • White House Winter Hill Cookham Maidenhead SL6 9TU

    20/02601/FULL Submitted 5 Oct 2020 100 yards away

    Enlargement of the existing driveway and new boundary treatment with x2 vehicular access gates.

    Granted Full applications 17 docs

In Windsor and Maidenhead

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    Received 7 Aug, published by the council 27 Aug 2026 Full applications
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    Received 6 May, published by the council 11 Aug 2026 Full applications
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    Received 11 Aug, published by the council 24 Aug 2026 Full applications
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    Received 23 Jul, published by the council 24 Aug 2026 Full applications