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Planning application

1 Chalgrove Close Maidenhead SL6 1XN

Granted Windsor and Maidenhead 25/03119/FULL Full

Works: Extension Loft or dormer

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

Proposal

Two storey side extension, 1no. rear dormer and 1 no. front, 1 no. side and 3 no. rear rooflights to facilitate a loft conversion.

As published by the council, reference 25/03119/FULL

Application record

Reference
25/03119/FULL
Type
Full
Status
Decided
Decision
Granted As published: Application Permitted
Received
25 Nov 2025
Validated
27 Nov 2025
Decided
22 Jan 2026
Ward
Oldfield
Parish
Maidenhead Unparished
Decision by
Delegated
Postcode
SL6 1XN

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2025: 2 approved, 1 refused.

  • 26/00190/NMA Refused

    1 Chalgrove Close Maidenhead SL6 1XN

    Non material amendments to planning permission 25/01786/FULL for 1no. dormer to north and 1no. dormer to south elevation.

    Decided 4 Mar 2026 Amendments
  • 26/00191/FULL Granted

    1 Chalgrove Close Maidenhead SL6 1XN

    Single storey rear extension, raised patio and new steps following demolition of existing elements.

    Decided 12 Mar 2026 Full applications

Timeline

Dates from the published record

  1. 25 Nov 2025

    Received by Windsor and Maidenhead

  2. 27 Nov 2025

    Validated

    Checked as complete and ready for consideration.

  3. 22 Jan 2026

    Decision issued: Application Permitted

  4. 11 Aug 2026

    Added to PlanIndex

Documents

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

20 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 grant of permission means

Windsor and Maidenhead granted permission on 22 January 2026, 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

  • 1 Chalgrove Close Maidenhead SL6 1XN

    26/00190/NMA Submitted 22 Jan 2026 50 yards away

    Non material amendments to planning permission 25/01786/FULL for 1no. dormer to north and 1no. dormer to south elevation.

    Refused Amendments Loft or dormer 9 docs

  • 1 Chalgrove Close Maidenhead SL6 1XN

    26/00191/FULL Submitted 22 Jan 2026 50 yards away

    Single storey rear extension, raised patio and new steps following demolition of existing elements.

    Granted Full applications Extension Demolition 11 docs
    Small domestic

  • 7 Chalgrove Close Maidenhead SL6 1XN

    21/00469/NMA Submitted 16 Feb 2021 50 yards away

    Non material amendments to planning permission 18/00507/FULL for the increase in size to the rear decking and replacement of the ground floor rear window and door with bifold doors.

    Granted Amendments Windows or glazing 8 docs

  • Summer House Bray Road Maidenhead SL6 1UF

    26/00321/FULL Submitted 4 Feb 2026 50 yards away

    Single storey side/rear extension and alteration to fenestration

    Granted Full applications Extension Windows or glazing 21 docs
    Small domestic

  • 4 Chalgrove Close Maidenhead SL6 1XN

    26/02172/FULL Submitted 3 Sep 2026 100 yards away

    70% historically approved · decision due ~24 Nov

    Single storey side extension, two storey side extension, 2no. rear dormers, alterations to fenestration and 1no. detached garage following the demolition of the detached garage and existing elements.

    Awaiting decision Full applications Extension Loft or dormer +2 23 docs
    Small domestic

  • Amber Rise Bray Road Maidenhead SL6 1UF

    22/01278/FULL Submitted 12 May 2022 100 yards away

    Garage conversion, first floor front/side extension, enlargement of the existing rear raised terrace and alterations to fenestration.

    Refused Full applications Extension Windows or glazing 22 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