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Planning application

Alfriston House The Avenue Ascot SL5 7LY

Granted Windsor and Maidenhead 20/00180/FULL Full

Works: Extension Loft or dormer Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Single storey rear extension, extension to the existing front dormer, 2no. front dormers, 2no. rear dormers and alterations to fenestration.

As published by the council, reference 20/00180/FULL

Application record

Reference
20/00180/FULL
Type
Full
Status
Decided
Decision
Granted As published: Application Permitted
Received
23 Jan 2020
Validated
3 Feb 2020
Decided
26 Mar 2020
Ward
Ascot & Sunninghill
Parish
Sunninghill And Ascot Parish
Decision by
Delegated
Postcode
SL5 7LY

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2020: 2 approved, 0 refused.

  • 21/00518/FULL Granted

    Alfriston House The Avenue Ascot SL5 7LY

    Single storey rear extension and alterations to fenestration

    Decided 19 Apr 2021 Full applications

Timeline

Dates from the published record

  1. 23 Jan 2020

    Received by Windsor and Maidenhead

  2. 3 Feb 2020

    Validated

    Checked as complete and ready for consideration.

  3. 26 Mar 2020

    Decision issued: Application Permitted

  4. 12 Oct 2026

    Added to PlanIndex

Documents

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

17 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.

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Open the documents

What this grant of permission means

Windsor and Maidenhead granted permission on 26 March 2020, 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 0.3 miles

  • Alfriston House The Avenue Ascot SL5 7LY

    21/00518/FULL Submitted 22 Feb 2021 50 yards away

    Single storey rear extension and alterations to fenestration

    Granted Full applications Extension Windows or glazing 17 docs
    Small domestic

  • Evergreens The Avenue Ascot SL5 7LY

    26/00866/FULL Submitted 7 Apr 2026 50 yards away

    Single storey side/front extension.

    Granted Full applications Extension 14 docs
    Small domestic

  • Erinmore The Avenue Ascot SL5 7NB

    26/00548/FULL Submitted 2 Mar 2026 100 yards away

    New front porch, first floor front extension, 1no. front dormer, 3 no. rear dormers, 2no. rear Juliet balconies, raising of the eaves and ridge, enlargement of the existing roof space, new pitched roofs to the single storey side elements, 1no. rear canopy and alterations to fenestration.

    Granted Full applications Extension Loft or dormer +1 18 docs
    Small domestic

  • Erinmore The Avenue Ascot SL5 7NB

    23/00793/FULL Submitted 28 Mar 2023 100 yards away

    Construction of 2no. detached dwellings and associated site works, following demolition of the existing house.

    Granted Full applications Demolition 31 docs

  • Erinmore The Avenue Ascot SL5 7NB

    25/02354/FULL Submitted 10 Sep 2025 100 yards away

    Proposed two storey front extension, part two storey and part first floor rear extension, raised ridge, 1no. front dormer, 3 no. rear dormers with 1 no. rear juliet balcony and alterations to fenestration.

    Refused Full applications Extension Loft or dormer +1 14 docs

  • Erinmore The Avenue Ascot SL5 7NB

    22/01442/FULL Submitted 27 May 2022 100 yards away

    Construction of 2no. detached dwellings and associated site works, following demolition of the existing house.

    Granted Full applications Demolition 36 docs

In Windsor and Maidenhead

  • 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