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Planning application

Erinmore The Avenue Ascot SL5 7NB

Refused Windsor and Maidenhead 25/02354/FULL Full

Works: Extension Loft or dormer Windows or glazing

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

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.

As published by the council, reference 25/02354/FULL

Application record

Reference
25/02354/FULL
Type
Full
Status
Decided
Decision
Refused As published: Refuse
Received
10 Sep 2025
Validated
16 Sep 2025
Decided
11 Nov 2025
Ward
Ascot & Sunninghill
Parish
Sunninghill And Ascot Parish
Decision by
Delegated
Postcode
SL5 7NB

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 4 applications since 2022: 3 approved, 1 refused.

  • 26/00548/FULL Granted

    Erinmore The Avenue Ascot SL5 7NB

    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.

    Decided 23 Apr 2026 Full applications
  • 23/00793/FULL Granted

    Erinmore The Avenue Ascot SL5 7NB

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

    Decided 8 Sep 2023 Full applications
  • 22/01442/FULL Granted

    Erinmore The Avenue Ascot SL5 7NB

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

    Decided 9 Jan 2023 Full applications

Timeline

Dates from the published record

  1. 10 Sep 2025

    Received by Windsor and Maidenhead

  2. 16 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 11 Nov 2025

    Decision issued: Refuse

  4. 11 Aug 2026

    Added to PlanIndex

Documents

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

14 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this refusal means

Windsor and Maidenhead refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  • Erinmore The Avenue Ascot SL5 7NB

    26/00548/FULL Submitted 2 Mar 2026 50 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 50 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

    22/01442/FULL Submitted 27 May 2022 50 yards away

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

    Granted Full applications Demolition 36 docs

  • 55 Kennel Ride Ascot SL5 7NJ

    23/01871/VAR Submitted 1 Aug 2023 50 yards away

    Variation (under Section 73a) of planning permission 21/03032 without complying with Condition 4 (approved plans).

    Granted Amendments 15 docs

  • 55 Kennel Ride Ascot SL5 7NJ

    21/03032/FULL Submitted 13 Oct 2021 50 yards away

    Single storey rear extension, new front entrance door to north west elevation, raising of the eaves and roof to accommodate a loft conversion with x1 dormer, x2 new rooflights and alteration to fenestration following demolition of existing element.

    Granted Full applications Extension Loft or dormer +2 24 docs
    Small domestic

  • 61 Kennel Ride Ascot SL5 7NJ

    22/01041/FULL Submitted 19 Apr 2022 50 yards away

    Single storey rear extension, following demolition of the existing single storey rear element.

    Granted Full applications Extension Demolition 14 docs
    Small domestic

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