Skip to content
PlanIndex Get alerts
Menu

Planning application

9 St Marks Place Windsor SL4 3BG

Awaiting decision Windsor and Maidenhead 26/01977/FULL Full

Works: Windows or glazing

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Garage conversion and alterations to fenestration.

As published by the council, reference 26/01977/FULL

Application record

Reference
26/01977/FULL
Type
Full
Status
Awaiting decision
Received
11 Aug 2026
Validated
19 Aug 2026
Ward
Eton And Castle
Parish
Windsor Unparished
Postcode
SL4 3BG

Comment by 15 September 2026

The council is taking comments on this application until then. Have your say on Windsor and Maidenhead's portal.

Timeline

Dates from the published record

  1. 11 Aug 2026

    Received by Windsor and Maidenhead

  2. 19 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 24 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 14 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Windsor and Maidenhead took a median of 55 days over the applications it decided in the last year.

Documents

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

11 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.

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with Windsor and Maidenhead for determination, against a statutory target of eight weeks. Over the last year Windsor and Maidenhead decided full applications in a median of 62 days. More in our guide to how long planning decisions take.

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 500 metres

  • 11 St Marks Place Windsor SL4 3BG

    22/00172/CPD Submitted 24 Jan 2022 5m away

    Certificate of lawfulness to determine whether the proposed single storey rear extension is lawful.

    Granted Lawful development Extension 8 docs
    Small domestic
  • 11 St Marks Place Windsor SL4 3BG

    21/03537/CPD Submitted 1 Dec 2021 5m away

    Certificate of lawfulness to determine whether the proposed garage conversion, single storey rear extension and x1 front rooflight and x1 rear dormer to facilitate a loft conversion is lawful.

    Refused Lawful development Extension Loft or dormer 9 docs
    Small domestic
  • 11 St Marks Place Windsor SL4 3BG

    22/01250/FULL Submitted 9 May 2022 5m away

    x1 front rooflight and x2 rear rooflights.

    Granted Full applications Loft or dormer 11 docs
  • 17 St Marks Place Windsor SL4 3BG

    21/03447/FULL Submitted 22 Nov 2021 18m away

    x2 front rooflights and x2 rear dormers.

    Granted Full applications Loft or dormer 12 docs
  • 5 And 7 St Marks Road Windsor SL4 3BD

    26/00443/TCA Submitted 18 Feb 2026 20m away

    (T1) Apple (Malus domestica) - crown reduction back to previous pruning points; (T2) Birch (Betula spp) - reduce lateral growth back to the boundary line and (T3) Cherry (Prunus spp) - crown reduction by approximately one third (circa 1-2 metres).

    Granted Trees 6 docs
  • 5 St Marks Road Windsor SL4 3BD

    26/01096/TCA Submitted 5 May 2026 21m away

    Cherry (Prunus spp) - remove.

    Granted Trees 5 docs

In Windsor and Maidenhead

  • 26/00685/FULL Granted

    Blossoms Broomfield Park Sunningdale Ascot SL5 0JT

    Relocation of front entrance door, new front canopy, single storey side infill extension, part single part two storey rear extension, first floor side extension, 1no. front dormer and alterations to fenestration and external finishes following demolition of existing elements.

    16 Mar 2026 Full applications
  • 26/01566/FULL Refused

    20 Victoria Road Eton Wick Windsor SL4 6LY

    New front boundary treatment, piers and gates (part retrospective).

    25 Jun 2026 Full applications
  • 26/01732/FULL Granted

    27 Hemsdale Maidenhead SL6 6SL

    Enlargement and conversion of the existing garage, single storey side/rear extension and alterations to fenestration.

    15 Jul 2026 Full applications
  • 26/01676/FULL Granted

    51 Upper Village Road Ascot SL5 7AJ

    Single storey side/rear extension.

    9 Jul 2026 Full applications
  • 26/01227/FULL Granted

    92 Kennel Ride Ascot SL5 7NW

    Two storey side extension with canopy, single storey rear extension alterations to fenestration and a detached outbuilding ancillary to the main dwelling.

    14 May 2026 Full applications