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Planning application

The Eton Mess 55 High Street Eton Windsor SL4 6BL

Awaiting decision Windsor and Maidenhead 26/01064/FULL Full

Works: Extension Loft or dormer Demolition Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Single storey rear extension with sedum roof, rooflights and lantern following demolition of existing elements, 4no. front dormers, rear roof extension with 2no. rear dormers to allow conversion of the existing roof space to create 3no. guest rooms, ground and first floor rear/side extension with new staircase and external door, alterations to the front elevation including new fenestration, and internal alterations including enlarged basement, removal of existing chimney at rear and reconfiguration of existing refuse storage area.

As published by the council, reference 26/01064/FULL

Application record

Reference
26/01064/FULL
Type
Full
Status
Awaiting decision
Received
29 Apr 2026
Validated
4 Jun 2026
Ward
Eton And Castle
Parish
Eton Town Council
Postcode
SL4 6BL

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2020: 1 approved, 1 refused.

  • 21/02915/FULL Granted

    The Eton Mess 55 High Street Eton Windsor SL4 6BL

    New paving and glazed cover area to the external terrace, replacement glass balustrade and new paving to the balcony terrace and relocation of 2no. condenser units. (Part Retrospective).

    Decided 13 May 2022 Full applications
  • 20/02056/FULL Refused

    The Eton Mess 55 High Street Eton Windsor SL4 6BL

    Single storey rear timber extension, first floor roof enclosure and relocation of air conditioning units - part retrospective.

    Decided 5 Nov 2020 Full applications

Timeline

Dates from the published record

  1. 29 Apr 2026

    Received by Windsor and Maidenhead

  2. 4 Jun 2026

    Validated

    Checked as complete and ready for consideration.

  3. 25 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 30 July 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 56 days over the applications it decided in the last year.

Documents

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

45 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.

Watch members (£5 a month) open the document list 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 64 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 0.3 miles

  • The Eton Mess 55 High Street Eton Windsor SL4 6BL

    20/02056/FULL Submitted 13 Aug 2020 50 yards away

    Single storey rear timber extension, first floor roof enclosure and relocation of air conditioning units - part retrospective.

    Refused Full applications Extension 35 docs
    Small domestic

  • The Eton Mess 55 High Street Eton Windsor SL4 6BL

    21/02915/FULL Submitted 29 Sep 2021 50 yards away

    New paving and glazed cover area to the external terrace, replacement glass balustrade and new paving to the balcony terrace and relocation of 2no. condenser units. (Part Retrospective).

    Granted Full applications Windows or glazing 46 docs

  • Age Concern 53 High Street Eton Windsor SL4 6BL

    20/01488/CONDIT Submitted 24 Jun 2020 50 yards away

    Details required by condition 3 (construction environment management plan) of planning permission 17/00243 for demolition of existing building and construction of a new building comprising 4 x residential units and a ground floor commercial unit and new shopfront.

    Granted Conditions Demolition Windows or glazing 49 docs

  • 4 - 19 King Stable Street Eton Windsor

    21/03245/TCA Submitted 1 Nov 2021 50 yards away

    OC1, OC2, OC3 and OC4 - Cherry Trees - Crown reduction by 2m to a final height of 2m, CS - Cercis siliquastrum - fell.

    Granted Trees 5 docs

  • 52A High Street Eton Windsor SL4 6BL

    23/00585/LBC Submitted 6 Mar 2023 50 yards away

    Consent to replace 2no. rear first floor windows.

    Refused Heritage and listed buildings Windows or glazing 16 docs

  • 52 - 52A High Street Eton Windsor SL4 6BL

    20/01013/LBC Submitted 1 May 2020 50 yards away

    Consent for the removal of the gate and bricking up of the opening in the rear car park.

    Granted Heritage and listed buildings 11 docs

In Windsor and Maidenhead

  • 26/02029/FULL Granted

    5 Kimber Close Windsor SL4 4BJ

    Single storey rear extension.

    Received 17 Aug, published by the council 27 Aug 2026 Full applications
  • 26/01955/FULL Granted

    2 Holmlea Road Datchet Slough SL3 9HQ

    Change of use from a dwellinghouse (Use Class C3) to a children's home (Use Class C2) for up to three children, together with conversion of the garage to an office with an en-suite facilities and alterations to fenestration.

    Received 7 Aug, published by the council 27 Aug 2026 Full applications
  • 26/01121/FULL Granted

    Zain House 15 Wilton Crescent Windsor SL4 4YJ

    Single storey side/front extension, first floor extension over existing side element with 1no. Juliet balcony and 1no. Juliet balcony to existing rear elevation.

    Received 6 May, published by the council 11 Aug 2026 Full applications
  • 26/01977/FULL Granted

    9 St Marks Place Windsor SL4 3BG

    Garage conversion and alterations to fenestration.

    Received 11 Aug, published by the council 24 Aug 2026 Full applications
  • 26/01804/FULL Granted

    16 Devereux Road Windsor SL4 1JJ

    Installation of air conditioning compressor unit to the first floor side elevation.

    Received 23 Jul, published by the council 24 Aug 2026 Full applications