3 High Street Windsor SL4 1LD

This site has had 2 applications since 2026.

• 26/01399/LBC Awaiting decision

  3 High Street Windsor SL4 1LD

  Consent for the change of use of second floor from Class E Offices to Class C3 residential to provide two self-contained apartments, works include, replacement of second floor rear windows and double door with slim profile double glazing, internally it includes new subdivisions, new services for bathrooms, and installation of new secondary glazing.

  Submitted 8 Jun 2026 Heritage and listed buildings

1. 8 Jun 2026

   Received by Windsor and Maidenhead

2. 30 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 25 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 25 August 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.

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.

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.

• 3 High Street Windsor SL4 1LD

  26/01399/LBC Submitted 8 Jun 2026 0m away

  83% historically approved · decision due ~11 Aug

  Consent for the change of use of second floor from Class E Offices to Class C3 residential to provide two self-contained apartments, works include, replacement of second floor rear windows and double door with slim profile double glazing, internally it includes new subdivisions, new services for bathrooms, and installation of new secondary glazing.

  Awaiting decision Heritage and listed buildings New dwelling Windows or glazing 19 docs

• 7 High Street Windsor SL4 1LD

  26/01426/FULL Submitted 9 Jun 2026 26m away

  Change of use of part of the basement, first and second floor from office (Class E) to mixed use compromising Sui Generis (Beauty Salon) and ancillary uses.

  Granted Full applications 22 docs

• The Quadrant 55 - 57 High Street Windsor SL4 1LP

  20/03190/LBC Submitted 26 Nov 2020 31m away

  Consent for repairs to external facade

  Granted Heritage and listed buildings 12 docs

• Stores Rear of 6 High Street Windsor

  26/01271/FULL Submitted 21 May 2026 43m away

  Change of use of the existing building, from Commercial Office (Use Class E) to 2 x serviced apartments (Sui Generis), including internal reconfigurations and external conservation-style roof lights.

  Withdrawn Full applications New dwelling Loft or dormer 32 docs

• 9A High Street Windsor

  25/01060/FULL Submitted 23 Apr 2025 43m away

  Creation of 3no. dwellings with ancillary storage units in basement, new external staircase to basement, alterations to fenestration and existing car park spaces, 1no. cycle shed and new gate and railings.

  Refused Full applications Windows or glazing 40 docs
  Several homes

• 9A High Street Windsor

  25/01061/LBC Submitted 23 Apr 2025 43m away

  Consent for internal alterations to create 3no. dwellings with ancillary storage units in basement, new external staircase to basement alterations to fenestration and railings

  Granted Heritage and listed buildings Windows or glazing 23 docs
  Several homes

• 26/00980/FULL Granted

  19 Linchfield Road Datchet Slough SL3 9NA

  Single storey rear extension

  21 Apr 2026 Full applications
• 26/01706/FULL Granted

  Loraine 36 Forlease Road Maidenhead SL6 1RU

  Single storey rear extension to the main dwelling, partial demolition to existing garage with a relocated door, alterations to the patio and new steps

  13 Jul 2026 Full applications
• 26/01675/FULL Granted

  59 Grove Road Windsor SL4 1HT

  Increase in height of the existing side boundary brick wall following the removal of the existing timber fencing and a reduction in height and new railings to the existing front/side boundary wall.

  9 Jul 2026 Full applications
• 26/01265/FULL Granted

  107 Slough Road Datchet Slough SL3 9AQ

  Single storey rear extension and alterations to fenestration following the demolition of the existing rear element.

  20 May 2026 Full applications
• 26/01700/FULL Granted

  4 Dhoon Rise Maidenhead SL6 1BS

  Garage conversion, front bay window and a single storey front/side extension.

  13 Jul 2026 Full applications