23 Helena Road Windsor SL4 1JN

1. 15 Feb 2021

   Received by Windsor and Maidenhead

2. 27 Apr 2021

   Decision issued: Application Permitted

3. 12 Sep 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 27 April 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.

• 7 Devereux Road Windsor SL4 1JJ

  22/03040/FULL Submitted 15 Nov 2022 50 yards away

  Loft conversion to habitable accommodation, x2 rear dormers and x2 front rooflights.

  Refused Full applications Loft or dormer 9 docs

• 22 Grove Road Windsor SL4 1JQ

  24/02261/TCA Submitted 17 Sep 2024 50 yards away

  T1 Leyland cypress - fell.

  Granted Trees 5 docs

• 22 Grove Road Windsor SL4 1JQ

  20/03113/FULL Submitted 23 Nov 2020 50 yards away

  Single storey side extension, alteration to existing rear elevation and existing roof to include x1 new roof light, alteration to fenestration.

  Granted Full applications Extension Loft or dormer +2 16 docs
  Small domestic

• 7 Devereux Road Windsor SL4 1JJ

  23/00920/FULL Submitted 14 Apr 2023 50 yards away

  Loft conversion with 2no. new front roof lights and 2no. rear dormers.

  Refused Full applications Loft or dormer 10 docs

• 26 Grove Road Windsor SL4 1JQ

  26/01623/FULL Submitted 2 Jul 2026 50 yards away

  71% historically approved · decision due ~23 Sep

  Single storey side extension, first floor rear extension with Juliet balcony, alterations to fenestration, new rear raised patio with steps, detached outbuilding ancillary to the main dwelling, 2no. air conditioning units to the first floor side elevation, new side boundary gate and wall, new path, gate, railings and brick piers to the front boundary following the removal of the existing elements.

  Awaiting decision Full applications Extension Windows or glazing 8 docs
  Small domestic

• 28A Grove Road Windsor SL4 1JQ

  20/03236/FULL Submitted 2 Dec 2020 50 yards away

  Second floor rear extension, loft conversion with rear dormer, x2 new front rooflights and alteration to fenestration

  Granted Full applications Extension Loft or dormer +1 14 docs

• 26/00980/FULL Granted

  19 Linchfield Road Datchet Slough SL3 9NA

  Single storey rear extension

  Received 21 Apr, published by the council 25 Jul 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

  Received 13 Jul, published by the council 31 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.

  Received 9 Jul, published by the council 25 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.

  Received 20 May, published by the council 25 Jul 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.

  Received 13 Jul, published by the council 27 Jul 2026 Full applications