Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

This site has had 19 applications since 2021: 19 approved, 0 refused.

• 23/00378/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by Condition 6 (Sample Of Render) of listed building consent 22/00998/LBC for the consent for the removal of the existing render at roof level and to the front elevation and undercroft where perished and renew with new breathable render using like for like materials/methods and decorated to match existing. Other works include the cleaning of elevations, formation of a new drip detail to both the parapet and cornice to prevent water ingress, ad-hoc repairs/replacement of roof slate, rainwater goods and leadwork, repairs to the chimney stacks, overhauling and subsequent repairs of the windows, French doors, and sills, and repairs to the balcony and balustrades as required including redecoration.approved.

  Decided 9 Mar 2023 Conditions
• 22/03266/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by Condition 11 (Asbestos Report) of Listed Building Consent (22/00998/LBC) for consent for the removal of the existing render at roof level and to the front elevation and undercroft where perished and renew with new breathable render using like for like materials/methods and decorated to match existing. Other works include the cleaning of elevations, formation of a new drip detail to both the parapet and cornice to prevent water ingress, ad-hoc repairs/replacement of roof slate, rainwater goods and leadwork, repairs to the chimney stacks, overhauling and subsequent repairs of the windows, French doors, and sills, and repairs to the balcony and balustrades as required including redecoration.

  Decided 24 Jan 2023 Conditions
• 22/03171/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by Condition 9 (Sample of Stonework) of Listed Building Consent 22/00998 for Consent for the removal of the existing render at roof level and to the front elevation and undercroft where perished and renew with new breathable render using like for like materials/methods and decorated to match existing. Other works include the cleaning of elevations, formation of a new drip detail to both the parapet and cornice to prevent water ingress, ad-hoc repairs/replacement of roof slate, rainwater goods and leadwork, repairs to the chimney stacks, overhauling and subsequent repairs of the windows, French doors, and sills, and repairs to the balcony and balustrades as required including redecoration.

  Decided 20 Jan 2023 Conditions
• 22/03168/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by Condition 8 (Paint colour) of Listed Building Consent 22/00998 for Consent for the removal of the existing render at roof level and to the front elevation and undercroft where perished and renew with new breathable render using like for like materials/methods and decorated to match existing. Other works include the cleaning of elevations, formation of a new drip detail to both the parapet and cornice to prevent water ingress, ad-hoc repairs/replacement of roof slate, rainwater goods and leadwork, repairs to the chimney stacks, overhauling and subsequent repairs of the windows, French doors, and sills, and repairs to the balcony and balustrades as required including redecoration.

  Decided 20 Jan 2023 Conditions
• 22/03065/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by Condition 7 (sample panel) of Listed Building Consent 22/00998 for Consent for the removal of the existing render at roof level and to the front elevation and undercroft where perished and renew with new breathable render using like for like materials/methods and decorated to match existing. Other works include the cleaning of elevations, formation of a new drip detail to both the parapet and cornice to prevent water ingress, ad-hoc repairs/replacement of roof slate, rainwater goods and leadwork, repairs to the chimney stacks, overhauling and subsequent repairs of the windows, French doors, and sills, and repairs to the balcony and balustrades as required including redecoration.

  Decided 21 Feb 2023 Conditions
• 22/02973/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by condition 6 (lime sample) of Listed Building Consent (22/00998/LBC) for consent for the removal of the existing render at roof level and to the front elevation and undercroft where perished and renew with new breathable render using like for like materials/methods and decorated to match existing. Other works include the cleaning of elevations, formation of a new drip detail to both the parapet and cornice to prevent water ingress, ad-hoc repairs/replacement of roof slate, rainwater goods and leadwork, repairs to the chimney stacks, overhauling and subsequent repairs of the windows, French doors, and sills, and repairs to the balcony and balustrades as required including redecoration.

  Decided 20 Jan 2023 Conditions
• 22/02959/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by condition 12 (cleaning details) of Listed Building Consent (22/00998/LBC) for consent for the removal of the existing render at roof level and to the front elevation and undercroft where perished and renew with new breathable render using like for like materials/methods and decorated to match existing. Other works include the cleaning of elevations, formation of a new drip detail to both the parapet and cornice to prevent water ingress, ad-hoc repairs/replacement of roof slate, rainwater goods and leadwork, repairs to the chimney stacks, overhauling and subsequent repairs of the windows, French doors, and sills, and repairs to the balcony and balustrades as required including redecoration.

  Decided 19 Jan 2023 Conditions
• 22/02882/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by Condition 10 (lead detailing) for Listed Building Consent (22/00998/LBC) for consent for the removal of the existing render at roof level and to the front elevation and undercroft where perished and renew with new breathable render using like for like materials/methods and decorated to match existing. Other works include the cleaning of elevations, formation of a new drip detail to both the parapet and cornice to prevent water ingress, ad-hoc repairs/replacement of roof slate, rainwater goods and leadwork, repairs to the chimney stacks, overhauling and subsequent repairs of the windows, French doors, and sills, and repairs to the balcony and balustrades as required including redecoration.

  Decided 9 Mar 2023 Conditions
• 22/02694/CONDIT Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  Details required by Condition 3 (door details) of Listed Building Consent 22/01523 for Consent for the removal of an existing false window and replace with a sliding door in the bar area.

  Decided 12 Jan 2023 Conditions
• 22/01534/FULL Granted

  Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  New raised decking area for outdoor seating with planters and awning and removal of an existing false window and replace with a sliding door in the bar area.

  Decided 1 Sep 2022 Full applications

1. 6 Jun 2022

   Received by Windsor and Maidenhead

2. 23 Aug 2022

   Decision issued: Application Permitted

3. 4 Aug 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 23 August 2022, 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.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  22/02694/CONDIT Submitted 4 Oct 2022 50 yards away

  Details required by Condition 3 (door details) of Listed Building Consent 22/01523 for Consent for the removal of an existing false window and replace with a sliding door in the bar area.

  Granted Conditions Windows or glazing 8 docs

• Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  22/01534/FULL Submitted 8 Jun 2022 50 yards away

  New raised decking area for outdoor seating with planters and awning and removal of an existing false window and replace with a sliding door in the bar area.

  Granted Full applications Windows or glazing 24 docs

• Chancellors 15 High Street Windsor SL4 1LD

  20/02191/LBC Submitted 25 Aug 2020 50 yards away

  Consent to retain the single storey element on the West elevation.

  Granted Heritage and listed buildings 11 docs
  Small domestic

• Chancellors 15 High Street Windsor SL4 1LD

  20/02192/CLD Submitted 25 Aug 2020 50 yards away

  Certificate of lawfulness to determine whether the existing single storey element on the West elevation is lawful.

  Granted Lawful development 12 docs
  Small domestic

• Chancellors 15 High Street Windsor SL4 1LD

  20/01602/LBC Submitted 2 Jul 2020 50 yards away

  Consent to retain x2 air conditioning units.

  Granted Heritage and listed buildings 14 docs

• 15 High Street And 2 Guards View 16 High Street Windsor

  25/02427/LBC Submitted 16 Sep 2025 50 yards away

  Consent for part change of use of the existing rear single storey element of the shop to residential, removal of the existing pitched roof for the construction of an external balcony with steps and balustrade and the replacement of existing kitchen window with door.

  Withdrawn Heritage and listed buildings Windows or glazing 10 docs
  Small domestic

• 26/01323/LBC Withdrawn

  De Vere Beaumont Estate Burfield Road Old Windsor Windsor SL4 2JJ

  Consent for 8 no. EV Chargers in existing hotel car park

  Received 28 May, published by the council 25 Jul 2026 Heritage and listed buildings
• 26/01425/LBC Granted

  Harte And Garter Hotel High Street Windsor SL4 1PQ

  Consent for internal works including demolition works, new subdivisions, installation of secondary glazing, installation of new services, removal of redundant plant equipment, installation of new plant equipment, new service lift, to facilitate the creation of additional bedrooms.

  Received 9 Jun, published by the council 25 Jul 2026 Heritage and listed buildings
• 26/01909/LBC Withdrawn

  60 Grove Road Windsor SL4 1HS

  Consent for a replacement outbuilding ancillary to the main dwelling.

  Received 3 Aug, published by the council 11 Aug 2026 Heritage and listed buildings
• 26/02393/LBC Awaiting decision

  Flat 1 Hodgson House Eton College Slough Road Eton Windsor SL4 6DE

  Consent for a wall mounted Electric Vehicle Charger.

  Received 30 Sep, published by the council 9 Oct 2026 Heritage and listed buildings
• 26/01697/LBC Granted

  Bisham Abbey Bisham Village Marlow Road Bisham Marlow SL7 1RR

  Consent for roof repairs including renewal of the lead coverings to Roofs O1, O2 and O3, replacement of the modern Roof M with a new lead roof, localised repairs to other lead and felt roofs, and replacement of defective clay roof tiles. Localised repairs to masonry, windows, joinery, rainwater goods and soil pipes. Replacement of the external fire escape stair and installation of new roof access hatches and permanent mansafe systems to facilitate future inspection and maintenance.

  Received 13 Jul, published by the council 25 Jul 2026 Heritage and listed buildings