15 Parkside Road Sunningdale Ascot SL5 0NL

This site has had 2 applications since 2021: 2 approved, 0 refused.

• 21/03107/CPD Granted

  15 Parkside Road Sunningdale Ascot SL5 0NL

  Certificate of lawfulness to determine whether the proposed rear dormer and 2no. front rooflights is lawful.

  Decided 13 Dec 2021 Lawful development

1. 18 Oct 2021

   Received by Windsor and Maidenhead

2. 13 Dec 2021

   Decision issued: Application Permitted

3. 16 Aug 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 13 December 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.

• 15 Parkside Road Sunningdale Ascot SL5 0NL

  21/03107/CPD Submitted 18 Oct 2021 50 yards away

  Certificate of lawfulness to determine whether the proposed rear dormer and 2no. front rooflights is lawful.

  Granted Lawful development Loft or dormer 10 docs

• 17 Parkside Road Sunningdale Ascot SL5 0NL

  26/00337/CONDIT Submitted 9 Feb 2026 50 yards away

  Details required by Condition 1 (Obscure Glazing Scheme) and 2 (Timber Wall Scheme) of planning permission 25/02011/FULL (Allowed on Appeal) for 1no. outbuilding ancillary to the main dwelling with steps, for ancillary domestic purposes including home office, exercise and leisure use, following demolition of existing outbuilding (retrospective).

  Granted Conditions Demolition Windows or glazing 9 docs
  Small domestic

• 7 Parkside Road Sunningdale Ascot SL5 0NL

  22/02846/FULL Submitted 19 Oct 2022 50 yards away

  Part hip to gable to facilitate a loft conversion and alterations to fenestration.

  Refused Full applications Loft or dormer Windows or glazing 12 docs

• 7 Parkside Road Sunningdale Ascot SL5 0NL

  22/01384/FULL Submitted 19 May 2022 50 yards away

  x2 new front rooflights, hip to gable and second floor rear extension to facilitate a loft conversion.

  Refused Full applications Extension Loft or dormer 13 docs

• 1 Sidbury Close Ascot SL5 0PD

  21/01968/FULL Submitted 28 Jun 2021 50 yards away

  Single storey front extension with integral garage.

  Granted Full applications Extension 12 docs
  Small domestic

• 1 Sidbury Close Ascot SL5 0PD

  21/03252/FULL Submitted 2 Nov 2021 50 yards away

  First floor front extension and x1 new window to existing side elevation.

  Granted Full applications Extension Windows or glazing 12 docs

• 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