21 Princess Avenue Windsor SL4 3LU

1. 2 Aug 2021

   Received by Windsor and Maidenhead

2. 7 Sep 2021

   Validated

   Checked as complete and ready for consideration.

3. 1 Nov 2021

   Decision issued: Application Permitted

4. 2 Sep 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 1 November 2021, 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.

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.

• 19 Princess Avenue Windsor SL4 3LU

  20/02840/FULL Submitted 26 Oct 2020 50 yards away

  Single storey front/side extension, following demolition of the existing single storey side element.

  Granted Full applications Extension Demolition 7 docs
  Small domestic

• 17 Princess Avenue Windsor SL4 3LU

  21/01313/FULL Submitted 28 Apr 2021 50 yards away

  Part single/part two storey front/side extension and single storey rear extension.

  Granted Full applications Extension 12 docs
  Small domestic

• The Stag 300 St Leonards Road Windsor SL4 3DX

  21/03149/LBC Submitted 22 Oct 2021 50 yards away

  Consent for the installation of x4 traditional hardwood timber framed windows and x1 tongue and groove door to replace existing rotten units.

  Withdrawn Heritage and listed buildings Windows or glazing 9 docs

• The Stag 300 St Leonards Road Windsor SL4 3DX

  22/03022/LBC Submitted 11 Nov 2022 50 yards away

  Consent for the retention of the existing configuration of the doors, windows, vents and CCTV, retention of side lean-to, plinth and internal alterations.

  Refused Heritage and listed buildings Windows or glazing 37 docs

• 13 Princess Avenue Windsor SL4 3LU

  21/02665/FULL Submitted 1 Sep 2021 50 yards away

  Single storey front porch and single storey side extension following demolition of existing element.

  Granted Full applications Extension Demolition 7 docs
  Small domestic

• 13 Princess Avenue Windsor SL4 3LU

  26/02070/CPD Submitted 21 Aug 2026 50 yards away

  69% historically approved · decision due ~29 Oct

  Certificate of lawfulness to determine whether the proposed Use of the land for siting a mobile home for use ancillary to the main dwelling and the proposed mobile home meets the definition of a caravan as set out in the Caravan Sites Act 1968, and as amended in October 2006 (CSA). is lawful.

  Awaiting decision Lawful development 12 docs
  Domestic

• 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