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Planning application

6 Castle Avenue Datchet Slough SL3 9BA

Refused Windsor and Maidenhead 26/00454/FULL Full

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

Proposal

Detached outbuilding with terrace ancillary to the main dwelling.

As published by the council, reference 26/00454/FULL

Application record

Reference
26/00454/FULL
Type
Full
Status
Decided
Decision
Refuse
Received
20 Feb 2026
Validated
20 Feb 2026
Decided
16 Apr 2026
Ward
Datchet Horton And Wraysbury
Parish
Datchet Parish
Decision by
Delegated
Postcode
SL3 9BA

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2026: 1 approved, 1 refused.

  • 26/01087/FULL Granted

    6 Castle Avenue Datchet Slough SL3 9BA

    Outbuilding ancillary to the main dwelling, with new patio and steps

    Decided 24 Jun 2026 Full applications

Timeline

Dates from the published record

  1. 20 Feb 2026

    Received by Windsor and Maidenhead

  2. 16 Apr 2026

    Decision issued: Refuse

  3. 25 Jul 2026

    Added to PlanIndex

Documents

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

10 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 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 500 metres

  • 6 Castle Avenue Datchet Slough SL3 9BA

    26/01087/FULL Submitted 1 May 2026 6m away

    Outbuilding ancillary to the main dwelling, with new patio and steps

    Granted Full applications 11 docs
    Small domestic

  • 8 Castle Avenue Datchet Slough SL3 9BA

    21/00867/CPD Submitted 19 Mar 2021 11m away

    Certificate of lawfulness to determine whether the proposed side dormer to facilitate additional habitable accommodation in loft space is lawful.

    Granted Lawful development Loft or dormer 8 docs

  • 4 Castle Avenue Datchet Slough SL3 9BA

    23/02493/FULL Submitted 10 Oct 2023 22m away

    Single storey front extension, single storey rear extension, partial garage conversion, 1no. side dormer, enlargement and alterations of existing front and rear dormers and alterations to fenestration (retrospective).

    Refused Full applications Extension Loft or dormer +1 20 docs
    Small domestic

  • 10 Castle Avenue Datchet Slough SL3 9BA

    22/01288/CPD Submitted 12 May 2022 23m away

    Certificate of lawfulness to determine whether the alterations and extension to first floor roof space are lawful

    Granted Lawful development Extension 10 docs

  • 10 Castle Avenue Datchet Slough SL3 9BA

    23/00353/PDXL Submitted 8 Feb 2023 24m away

    Single storey rear extension no greater than 6.7m in depth, 3.6m high with an eaves height of 2.7m.

    Refused Prior approval Extension 8 docs
    Small domestic

  • 10 Castle Avenue Datchet Slough SL3 9BA

    21/01678/FULL Submitted 1 Jun 2021 25m away

    Single storey side/rear extension, hip to gable with x2 front dormers, x1 rear dormer, x1 new door to side elevation, x1 new rooflight to rear extension and alteration to fenestration.

    Withdrawn Full applications Extension Loft or dormer +1 16 docs
    Small domestic

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