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. 7 Apr 2022

   Received by Windsor and Maidenhead

2. 9 May 2022

   Validated

   Checked as complete and ready for consideration.

3. 30 Aug 2022

   Decision issued: Application Permitted

4. 4 Aug 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 30 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.

Advertisement consent is judged on two things only: amenity and public safety, not competition or other planning considerations. More in our guide to planning application types.

• Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  21/02063/FULL Submitted 5 Jul 2021 50 yards away

  New outdoor seating area with entrance gates, decking, steps, access ramp and handrails, pergola, arbour and planters. (Retrospective)

  Granted Full applications 36 docs

• Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  22/01330/LBC Submitted 17 May 2022 50 yards away

  Replacement of existing hotel name sign on the front facade with a new name sign.

  Granted Heritage and listed buildings 18 docs

• Mercure Castle Hotel 18 High Street Windsor SL4 1LJ

  22/01429/CONDIT Submitted 26 May 2022 50 yards away

  Details required by Condition 3 (Gate Details) of Planning Application 21/02063 for New outdoor seating area with entrance gates, decking, steps, access ramp and handrails, pergola, arbour and planters. (Retrospective)

  Granted Conditions 6 docs

• Castle Hotel Windsor 18 High Street Windsor SL4 1LJ

  26/01103/ADV Submitted 5 May 2026 50 yards away

  Consent to display 2no. non-illuminated hanging signs; 2no. back illuminated wall mounted menu boards and the installation of 7no non-illuminated retractable awnings.

  Refused Advertising 18 docs

• Castle Hotel Windsor 18 High Street Windsor SL4 1LJ

  26/01100/FULL Submitted 5 May 2026 50 yards away

  Repainting of the entrance doors and window facades and the installation of 7no non-illuminated retractable awnings.

  Refused Full applications Windows or glazing 19 docs

• Castle Hotel Windsor 18 High Street Windsor SL4 1LJ

  26/02049/ADV Submitted 19 Aug 2026 50 yards away

  80% historically approved · decision due ~6 Nov

  Consent for 18no. non illuminated wall mounted signs; 1no. non illuminated pole mounted sign; 1no. illuminated wall mounted sign; external lettering to the front elevation, 1no. externally illuminated projecting sign and 2no. non illuminated hanging signs and 2no. internally illuminated menu boxes.

  Awaiting decision Advertising 15 docs

• 26/01848/ADV Refused

  Art Deco 39 - 40 Thames Street Windsor Maidenhead SL4 1PR

  Consent for 2 no. internally illuminated fascia signs.

  Received 28 Jul, published by the council 4 Aug 2026 Advertising
• 26/01754/ADV Granted

  Greens Kitchen And Bar 109 - 110 Peascod Street Windsor SL4 1DN

  Consent to display externally illuminated shopfront lettering and 2no. retractable awnings.

  Received 17 Jul, published by the council 31 Jul 2026 Advertising
• 26/01542/ADV Refused

  Dr Chocs Windsor Chocolate Factory 23 Thames Street Windsor SL4 1PL

  Consent to retain 1no. externally illuminated fascia sign and 1no. external light fitting.

  Received 23 Jun, published by the council 11 Aug 2026 Advertising
• 26/01103/ADV Refused

  Castle Hotel Windsor 18 High Street Windsor SL4 1LJ

  Consent to display 2no. non-illuminated hanging signs; 2no. back illuminated wall mounted menu boards and the installation of 7no non-illuminated retractable awnings.

  Received 5 May, published by the council 25 Jul 2026 Advertising
• 26/02253/ADV Awaiting decision

  Red Noodle 50 High Street Windsor SL4 1LR

  Consent to display 1 no. non-illuminated hanging sign.

  Received 11 Sep, published by the council 24 Sep 2026 Advertising