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Planning application

The Firs Mill Lane Horton Slough SL3 9PN

Refused Windsor and Maidenhead 21/01100/FULL Full

Works: Extension Demolition Domestic

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

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

Proposal

Part single part two storey side/rear extension to create x1 dwelling, following demolition of the existing garage.

As published by the council, reference 21/01100/FULL

Application record

Reference
21/01100/FULL
Type
Full
Status
Decided
Decision
Refuse
Received
8 Apr 2021
Validated
8 Apr 2021
Decided
6 Sep 2021
Ward
Datchet Horton And Wraysbury
Parish
Horton Parish
Decision by
Delegated
Postcode
SL3 9PN

Timeline

Dates from the published record

  1. 8 Apr 2021

    Received by Windsor and Maidenhead

  2. 6 Sep 2021

    Decision issued: Refuse

  3. 3 Sep 2026

    Added to PlanIndex

Documents

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

23 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

  • The Haven Mill Lane Horton Slough SL3 9PN

    21/01584/FULL Submitted 21 May 2021 44m away

    New outbuilding to be used ancillary to the main dwelling following the demolition of the existing garage.

    Granted Full applications Demolition 8 docs
    Small domestic

  • Lucky For Some Mill Lane Horton Slough SL3 9PL

    22/01261/FULL Submitted 11 May 2022 62m away

    x1 rear outbuilding - retrospective.

    Granted Full applications 19 docs

  • Coppertops Mill Lane Horton Slough SL3 9PN

    26/00886/FULL Submitted 8 Apr 2026 67m away

    Single storey rear extension and first floor rear/side extension following demolition of existing conservatory.

    Granted Full applications Extension Demolition 25 docs
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  • 2 Island Cottages Stanwell Road Horton Slough SL3 9PQ

    25/03424/FULL Submitted 29 Dec 2025 112m away

    Single storey front/side extension, single storey rear/side extension, front gable feature, part raised ridge, gable to crown roof, 2no. front, 2no. side and 2 no. rear dormers with Juliet balconies, and alterations to fenestration to include relocated front door, following demolition of existing elements.

    Refused Full applications Extension Loft or dormer +2 14 docs
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  • The Hermitage Stanwell Road Horton Slough SL3 9PE

    22/02732/FULL Submitted 10 Oct 2022 133m away

    Replacement porch and alterations to fenestration.

    Granted Full applications Extension Windows or glazing 10 docs
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  • The Hermitage Stanwell Road Horton Slough SL3 9PE

    22/00023/TPO Submitted 6 Jan 2022 150m away

    (T9, T10, T11 and T12) x4 Poplar Trees - fell and treat stump.

    Withdrawn Trees 11 docs

In Windsor and Maidenhead

  • 26/00685/FULL Granted

    Blossoms Broomfield Park Sunningdale Ascot SL5 0JT

    Relocation of front entrance door, new front canopy, single storey side infill extension, part single part two storey rear extension, first floor side extension, 1no. front dormer and alterations to fenestration and external finishes following demolition of existing elements.

    16 Mar 2026 Full applications
  • 26/01566/FULL Refused

    20 Victoria Road Eton Wick Windsor SL4 6LY

    New front boundary treatment, piers and gates (part retrospective).

    25 Jun 2026 Full applications
  • 26/01732/FULL Granted

    27 Hemsdale Maidenhead SL6 6SL

    Enlargement and conversion of the existing garage, single storey side/rear extension and alterations to fenestration.

    15 Jul 2026 Full applications
  • 26/01676/FULL Granted

    51 Upper Village Road Ascot SL5 7AJ

    Single storey side/rear extension.

    9 Jul 2026 Full applications
  • 26/01227/FULL Granted

    92 Kennel Ride Ascot SL5 7NW

    Two storey side extension with canopy, single storey rear extension alterations to fenestration and a detached outbuilding ancillary to the main dwelling.

    14 May 2026 Full applications