Planning Applications in SL3

Planning authorities: Slough Borough Council, Royal Borough of Windsor and Maidenhead, Buckinghamshire Council

Search current and historic planning applications in the SL3 postcode district across Slough, Windsor and Maidenhead, and Buckinghamshire - 144 in the last 90 days. Filter applications by date, status, development type, or number of homes, view them on the map, or create a free alert for new applications.

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Showing 50 of 144 applications
2 days ago Registered application P/20993/002

31, Cockett Road, Slough, SL3 7TQ

Construction of a proposed single storey side extension to existing dwelling following demolition of existing garage.

Full Planning Slough
10 Sept 2026 Registered P/21149/000

71, Moreland Avenue, Colnbrook, Slough, SL3 0LL

Lawful Development Certificate for a proposed single storey side and rear extension to existing dwelling, hip to gable loft conversion to create habit...

Certificate Proposed (Use/Development) Slough
10 Sept 2026 Registered application Y/12108/002

11, Woodstock Avenue, Slough, SL3 7LJ

The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6.00m, with a maximum height of 3.00m...

Permitted Development with Consultation Slough
9 Sept 2026 Awaiting decision 26/01871/FULL

Poplars Southlea Road Datchet Slough SL3 9DB

Replacement dwelling with solar panels and refuse and cycle storage, 2no. air source heat pumps, solar panels and alterations to the existing detached...

Full Windsor And Maidenhead
9 Sept 2026 Awaiting decision 26/02230/CPD

15 Castle Avenue Datchet Slough SL3 9BA

Certificate of lawfulness to determine whether the proposed single storey rear extension is lawful.

Cert of Lawfulness of Proposed Dev Windsor And Maidenhead
9 Sept 2026 Registered application P/15941/005

1, Fieldhurst, Slough, SL3 8PQ

Construction of a first floor rear extension

Full Planning Slough
9 Sept 2026 Registered application P/12411/011

350, Langley Road, Slough, SL3 8BS

Removal of condition 4 (No sub-division/letting) of planning permission P/12411/000 dated 07/07/2003

Full Planning Slough
8 Sept 2026 Registered application P/12033/006

Dulce Domum, Bath Road, Colnbrook, Slough, SL3 0HZ

“Application under Section 73 of the Town and Country Planning Act 1990 (as amended)” Variation of condition 2 (Approved Plans) of planning applicatio...

Full Planning Slough
8 Sept 2026 Registered application P/21146/000

63, Starling Crescent, Slough, SL3 7GY

Lawful development certificate for proposed Loft Conversion with flat roof dormer to the rear and 3no rooflights to the front.

Certificate Proposed (Use/Development) Slough
8 Sept 2026 Registered application P/09822/002

3, Hinksey Close, Slough, SL3 8EB

Construction of a single storey detached outbuilding to be used as office/living space.

Full Planning Slough
7 Sept 2026 Awaiting decision 26/02047/FULL

10 Gables Close Datchet Slough SL3 9BB

Part single part two storey side/rear extension, alterations to fenestration and a replacement detached garage following the demolition of the existin...

Full Windsor And Maidenhead
7 Sept 2026 Registered application Y/21144/000

87, Torridge Road, Slough, SL3 8UT

The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 5m, with a maximum height of 3.3m, an...

Permitted Development with Consultation Slough
7 Sept 2026 Registered P/14770/002

12, Amanda Court, Slough, SL3 7TE

Lawful development certificate for proposed use of loft conversion with rear dormer and 1no roof light to the front elevation.

Certificate Proposed (Use/Development) Slough
7 Sept 2026 Registered application P/21140/000

324, Parlaunt Road, Slough, SL3 8AX

Construction of a proposed demolition of existing detached garage and erection of an annexe ancillary to the main dwellinghouse.

Full Planning Slough
7 Sept 2026 Registered application P/21092/001

40, Ember Road, Slough, SL3 8ED

Construction of a proposed part single storey, part two storey side and rear extension to existing dwelling, with 1no. rooflight and following demolit...

Full Planning Slough
5 Sept 2026 Registered PL/26/06398/FA

Appletreewick Church Lane Wexham Buckinghamshire SL3 6LH

Householder application for the construction of single-storey rear conservatory and extensions. Changes to fenestration (Retrospective).

Full Application Buckinghamshire
4 Sept 2026 Registered application P/00787/006

The New Langley Dental Clinic, 84, High Street, Langley, Slough, SL3 8JS

Lawful Development Certificate for the existing use of a dental surgery with 5no. treatment rooms.

Certificate Existing (Use/Development) Slough
4 Sept 2026 Registered application P/21053/001

39, Chadwick Road, Slough, SL3 7FT

Construction of a proposed erection of a single storey rear extension with mono pitched roof and 2no. rooflights.

Full Planning Slough
3 Sept 2026 Registered application P/16349/002

94, High Street, Langley, Slough, SL3 8JS

Retrospective application of insulated render to external walls

Full Planning Slough
2 Sept 2026 Awaiting decision 26/02164/CONDIT

Land To The Rear of 45 To 63 London Road Datchet Slough SL3 9JY

Details required by Condition 22 (lighting strategy) of planning permission 25/01583/VAR for a variation (under Section 73) of planning permission 22/...

Discharge of Condition Windsor And Maidenhead
1 Sept 2026 Registered application P/07651/004

21, Langley Broom, Slough, SL3 8NB

Retrospective planning application for outbuilding at the front of the main house (Amendments to application P/07651/003)

Full Planning Slough
1 Sept 2026 Registered application P/14310/001

Garages at land adjacent to, 24, Mendip Close, Slough, SL3 8UB

Demolition of existing garages and construction of 3no 2 bedroom dwelling houses.

Full Planning Slough
1 Sept 2026 Registered application P/03224/002

24, The Glen, Slough, SL3 7HP

Construction of a proposed single storey side and rear extension to existing dwelling following demolition of the existing garage and conservatory and...

Full Planning Slough
27 Aug 2026 Registered application Y/17991/003

27, Newton Close, Slough, SL3 8DD

The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6m, with a maximum height of 3.6m, an...

Permitted Development with Consultation Slough
27 Aug 2026 Registered application S/21139/000

22, Mead Avenue, Slough, SL3 8HT

Construction of a proposed two storey side and rear extension to existing dwelling, plus associated internal alterations.

Full Planning Slough
25 Aug 2026 Registered application P/10343/049

Unit A, Hurricane Way , Slough, SL3 8AG

Submission of details pursuant to condition 13 (Watching Brief) of planning permission P/10343/035 dated 03/10/2025

Submission of Details Slough
24 Aug 2026 Awaiting decision 26/02092/FULL

12 Ditton Road Datchet Slough SL3 9LR

Single storey rear extension

Full Windsor And Maidenhead
21 Aug 2026 Registered P/04903/002

25, Newton Close, Slough, SL3 8DD

Lawful Development Certificate for a proposed loft conversion to create habitable accommodation, with rear dormer extension and 2no. rooflights to the...

Certificate Proposed (Use/Development) Slough
21 Aug 2026 Registered application P/15790/005

21, The Drive, Slough, SL3 7DB

planning permission to create an extra bedroom within each of the properties granted under planning application No. P/15790/002 (Conversion and extens...

Full Planning Slough
21 Aug 2026 Registered application P/08948/004

4, Waterside Drive, Langley, Slough, SL3 6EZ

Lawful Development Certificate for the existing use to F1 - Learning and non-residential institutions.

Certificate Existing (Use/Development) Slough
19 Aug 2026 Awaiting decision 26/01944/FULL

Westfield 141A Slough Road Datchet Slough SL3 9AE

Single storey front/side extension and porch, two storey rear infill extension, 1no. rear dormer, alterations to the roof, external finish and fenestr...

Full Windsor And Maidenhead
19 Aug 2026 Awaiting decision 26/01955/FULL

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...

Windsor And Maidenhead
19 Aug 2026 Registered application Y/21135/000

111, Harrow Road, Slough, SL3 8SJ

The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.50m, with a maximum height of 3.00m...

Permitted Development with Consultation Slough
19 Aug 2026 Registered application P/03611/002

75, Seacourt Road, Slough, SL3 8EP

Construction of a proposed part single storey front, side and rear extension and part two storey, side and rear extension, following demolition of exi...

Full Planning Slough
19 Aug 2026 Registered application P/20819/003

48, Park Lane, Slough, SL3 7PF

Construction of a side dormer window

Full Planning Slough
18 Aug 2026 Awaiting decision 26/02040/CONDIT

Land To The Rear of 45 To 63 London Road Datchet Slough SL3 9JY

Details required by Condition 26 (Accessibility Standards) of planning permission 25/01583/VAR for a Variation (under Section 73) of planning permissi...

Discharge of Condition Windsor And Maidenhead
17 Aug 2026 Registered application Y/15563/002

38, Sutton Avenue, Slough, SL3 7AW

The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 8.00m, with a maximum height of 3.00m...

Permitted Development with Consultation Slough
17 Aug 2026 Registered application TPO/2026/13

St Bernards Catholic Grammar School, Langley Road, Slough, SL3 7AF

T923 - Oak, tip to reduce neighbours side by 2m. T925 - Oak, tip to reduce neighbours side by 2m. T926 - Oak, tip to reduce neighbours side by 2...

Tree Application for Works Slough
17 Aug 2026 Registered application P/02795/011

Co-operative Retail Services Ltd, 238-240, Trelawney Avenue, Slough, SL3 7UD

Construction of a single storey rear extension with flat roof, new di-bond panels to stall riser, CAT ladder relocation and new ventilation.

Full Planning Slough
14 Aug 2026 Registered PL/26/06414/OA

Land at Pinewood Nurseries Wexham Street Stoke Poges Buckinghamshire SL3 6NB

Outline planning application (all matters reserved except for principal points of access), to be implemented in phases, for the redevelopment of the s...

Outline Application Buckinghamshire
14 Aug 2026 Registered application TPO/2026/11

Datchet Meadows, Datchet Road, Slough, SL3 7FR

Refer to cover Letter - Identification of Tree(s) and Description of Works - Datchet Meadows

Tree Application for Works Slough
13 Aug 2026 Registered PL/26/06557/SA

Sikh Heritage Girls School Middle Green Wexham Buckinghamshire SL3 6BS

Certificate of lawfulness for proposed installation of a new external steel escape staircase, serving the first and second floors of the existing scho...

Certificate of Lawful Use - Proposed Buckinghamshire
13 Aug 2026 Awaiting decision 26/01897/FULL

Fairway Fairfield Avenue Datchet Slough SL3 9NQ

Two storey rear extension, two storey front bay window extension, alterations to fenestration and hip to gable to create loft conversion.

Full Windsor And Maidenhead
13 Aug 2026 Registered application P/09780/016

Park House & Colne House, High Street, Colnbrook, SL3 0LX

Submission of details pursuant to condition 3 (Materials), 4 (External doors and windows), 6 (External paint methodology) & 7 (Internal doors) of plan...

Submission of Details Slough
13 Aug 2026 Registered application P/20432/001

16, Boxall Way, Slough, SL3 7UG

Construction of a single storey detached outbuilding to be used as a dedicated space for hobbies, leisure and recreational activities.

Full Planning Slough
13 Aug 2026 Registered application P/20976/002

56, Raymond Road, Slough, SL3 8LW

Construction of a proposed first floor rear extension to existing dwelling.

Full Planning Slough
12 Aug 2026 Registered P/21126/000

29, Hillary Road, Slough, SL3 7DN

Lawful Development Certificate for a proposed hip to gable loft conversion to create habitable accommodation with rear dormer extension.

Certificate Proposed (Use/Development) Slough
12 Aug 2026 Registered application P/00331/011

Austin Brothers, 413, London Road, Slough, SL3 8PS

Submission of details pursuant to condition 12 (Bin & Recycling Facilities), 17 (Privacy screening), 18 (Refuse Collection strategy) and 19 (Cycle sto...

Submission of Details Slough
11 Aug 2026 Approved P/10697/036

Waste Facility, Poyle New Cottages, Bath Road, Colnbrook, Poyle, SL3 0NT

Non material amendment to planning application P/10697/015 dated 19/11/2024 (To incorporate acoustic fencing)

Non Material Amendments Slough
11 Aug 2026 Registered application P/02746/003

5, Alderbury Road, Langley, Slough, SL3 8DQ

Construction of a proposed garage conversion to create habitable space and single storey rear extension to existing dwelling.

Full Planning Slough
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Data updated daily. Source: Slough, Windsor And Maidenhead and Buckinghamshire planning portals.