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Planning application

Barrington House St Marys Road Ascot SL5 9JE

Granted Windsor and Maidenhead 21/01690/FULL Full

Works: Extension Loft or dormer Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Widening of the existing vehicular access with new piers and entrance gates, new detached triple garage with accommodation at first floor and external staircase, two storey side extension, part single part two storey side/rear extension, x3 front dormers, x2 rear dormers, second floor rear extension and alterations to fenestration.

As published by the council, reference 21/01690/FULL

Application record

Reference
21/01690/FULL
Type
Full
Status
Decided
Decision
Application Permitted
Received
1 Jun 2021
Validated
8 Jun 2021
Decided
3 Aug 2021
Ward
Ascot & Sunninghill
Parish
Sunninghill And Ascot Parish
Decision by
Delegated
Postcode
SL5 9JE

Site history

Applications at this address on the Windsor and Maidenhead register

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

  • 23/00516/CONDIT Granted

    Barrington House St Marys Road Ascot SL5 9JE

    Details required by Condition 3 (Landscaping) of planning permission 21/01690/FULL for the widening of the existing vehicular access with new piers and entrance gates, new detached triple garage with accommodation at first floor and external staircase, two storey side extension, part single part two storey side/rear extension, x3 front dormers, x2 rear dormers, second floor rear extension and alterations to fenestration.

    Decided 14 Sep 2023 Conditions

Timeline

Dates from the published record

  1. 1 Jun 2021

    Received by Windsor and Maidenhead

  2. 8 Jun 2021

    Validated

    Checked as complete and ready for consideration.

  3. 3 Aug 2021

    Decision issued: Application Permitted

  4. 27 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 23/00516/CONDIT Granted

    Barrington House St Marys Road Ascot SL5 9JE

    Details required by Condition 3 (Landscaping) of planning permission 21/01690/FULL for the widening of the existing vehicular access with new piers and entrance gates, new detached triple garage with accommodation at first floor and external staircase, two storey side extension, part single part two storey side/rear extension, x3 front dormers, x2 rear dormers, second floor rear extension and alterations to fenestration.

    Decided 14 Sep 2023 Conditions

Documents

Plans, drawings, consultee responses and the officer's report

22 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

What this grant of permission means

Windsor and Maidenhead granted permission on 3 August 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.

About full applications

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.

Nearby applications

Within 500 metres

  • Barrington House St Marys Road Ascot SL5 9JE

    23/00516/CONDIT Submitted 1 Mar 2023 1m away

    Details required by Condition 3 (Landscaping) of planning permission 21/01690/FULL for the widening of the existing vehicular access with new piers and entrance gates, new detached triple garage with accommodation at first floor and external staircase, two storey side extension, part single part two storey side/rear extension, x3 front dormers, x2 rear dormers, second floor rear extension and alterations to fenestration.

    Granted Conditions Extension Loft or dormer +1 6 docs

  • Silver Birches St Marys Road Ascot SL5 9JE

    26/00205/FULL Submitted 26 Jan 2026 64m away

    Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Granted Full applications Extension Loft or dormer +2 26 docs
    Small domestic

  • Silver Birches St Marys Road Ascot SL5 9JE

    26/02135/CONDIT Submitted 28 Aug 2026 64m away

    93% historically approved · decision due ~23 Oct

    Details required by Condition 8 (Landscaping) of planning permission 26/00205/FULL for Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Awaiting decision Conditions Extension Loft or dormer +2 6 docs
    Small domestic

  • Silver Birches St Marys Road Ascot SL5 9JE

    26/01692/CONDIT Submitted 10 Jul 2026 64m away

    Details required by Condition 3 (Biodiversity enhancements) and 8 (Landscaping) of planning permission 26/00205/FULL for Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements.

    Split decision Conditions Extension Loft or dormer +2 9 docs
    Small domestic

  • Silver Birches St Marys Road Ascot SL5 9JE

    26/01792/VAR Submitted 22 Jul 2026 67m away

    71% historically approved · decision due ~16 Sep

    Variation (under Section 73) of Condition 9 (Approved Plans) to substitute those plans approved under 26/00205/FULL for a raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements with amended plans.

    Awaiting decision Amendments Extension Loft or dormer +2 15 docs
    Small domestic

  • Woodberry Down St Marys Road Ascot SL5 9JE

    22/00390/TPO Submitted 15 Feb 2022 70m away

    (T1) Sweet Chestnut - fell. (053/2004/TPO).

    Granted Trees 10 docs

In Windsor and Maidenhead

  • 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