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Planning applications in SL3

We hold 2,460 planning applications for the SL3 postcode area, 461 of them submitted in the past year. 82% of decided applications here were approved. A decision typically takes 56 days. The area is covered by Slough, Chiltern South Bucks, Buckinghamshire.

2,460
applications held
461
in the past year
82%
approved
56 days
median decision

Councils covering SL3

Slough (1,824)Chiltern South Bucks (498)Buckinghamshire (70)Windsor (65)Spelthorne (3)

Recent applications in SL3

Pending
Certificate Proposed (Use/Development)
24 Sept 2026P/08219/001
12, Morley Close, Slough, SL3 8DNSlough

Lawful development certificate for proposed loft conversion with rear dormer wit

Pending
Advertisement
24 Sept 2026P/21168/000
80, Horton Road, Colnbrook, Slough, SL3 0BBSlough

Advertisement consent to display 2no. illuminated signage fixed to the existing

Pending
Full Planning
23 Sept 2026P/21166/000
28, Ingleside, Colnbrook, Slough, SL3 0PDSlough

Retrospective application for the retention of existing office (Use Class E(g)(i

Pending
Certificate Proposed (Use/Development)
23 Sept 2026P/21162/000
136, Trelawney Avenue, Slough, SL3 8RUSlough

Lawful Development Certificate for a proposed single storey front extension, sin

Undecided
Tele Notifications
23 Sept 2026TEL/2026/30
Canal Industrial Estate, Langley, Slough, SL3 6EHSlough

Notification under the Electronic Communications Code Regulations 2003 (as amend

Pending
Certificate Proposed (Use/Development)
22 Sept 2026P/02879/013
32A & 32B, Newton Close, Slough, SL3 8DDSlough

Construction of Loft conversion with rear dormer

Pending
21 Sept 202626/30013/SMI
Land At Manor Farm Poyle Road Poyle SloughWindsor

Construction of a proposed demolition of existing buildings and structures, and erection of three Data Centres (Use Class B8) with ancillary substation, offices, associated plant, emergency backup generators and associated fuel storage, landscaping, sustainable drainage systems, car and cycle parking, and new and amended vehicular and emergency access from Poyle Road, site re-levelling, community building, river diversion and other associated works.

Pending
Permitted Development with Consultation
21 Sept 2026Y/21153/000
137, Humber Way, Slough, SL3 8SSSlough

The erection of a single storey rear extension, which would extend beyond the re

Pending
Full Planning
21 Sept 2026P/19693/002
6, Denton Way, Slough, SL3 7DJSlough

Construction of a single story rear extension

Pending
Full Planning
18 Sept 2026P/21161/000
27, Market Lane, Slough, SL3 8BHSlough

Construction of a single storey rear and side extension.

Pending
Certificate Proposed (Use/Development)
18 Sept 2026P/21159/000
22, Alderbury Road, Slough, SL3 8DJSlough

Lawful Development Certificate for a proposed loft conversion to create habitabl

Pending
Full Planning
18 Sept 2026P/12805/002
Trelawney Industrial Court, Trelawney Avenue, Slough, Berkshire, SL3 7UJSlough

Construction of a proposed demolition of the existing commercial units and const

Pending
Full Planning
17 Sept 2026P/11818/004
7, Langley Broom, Slough, SL3 8NBSlough

Construction of a front proch and balcony with balustrade to front and side with

Pending
SMI Application
17 Sept 2026SMI/2026/27
Wexham Park Golf Course, Wexham Street, Slough, Berkshire, SL3 6NDSlough

New greenkeepers facilities and landscaping works to facilitate golf course impr

Pending
Full Planning
17 Sept 2026P/21143/000
2, Brands Road, Slough, SL3 8QPSlough

Construction of a proposed single storey front extension to form porch, garage c

Pending
17 Sept 202626/02289/TCA
16 Buccleuch Road Datchet Slough SL3 9BPWindsor

T1 - Horse Chestnut - Remove 1x dead stem in the middle of tree crown.

Pending
Full Planning
17 Sept 2026P/21158/000
10, Dumbarton Way, Slough, SL3 7URSlough

Construction of a single storey rear extension, front porch with changes to fene

Pending
Full Planning
16 Sept 2026P/21160/000
Land to the west of Manor Farm, Poyle Road, Colnbrook, Slough, SL3 0BLSlough

Construction of a proposed demolition of existing buildings and structures, and

Pending
Full Planning
16 Sept 2026P/21157/000
11-14 Rayners Close, Colnbrook, Slough, SL3 0LHSlough

Construction of a proposed changes to fenestration to existing residential build

Pending
SMI Application
15 Sept 2026SMI/2026/26
Wexham Grange, Land West Of Wexham Street, Stoke Poges, Buckinghamshire, SL3 6NDSlough

Outline planning application (with all matters reserved except for principal mea

Withdrawn
Certificate Proposed (Use/Development)
15 Sept 2026P/21155/000
Land off Golden Cross Roundabout, Poyle 2, Slough, SL3 0AUSlough

Lawful Development Certificate for a proposed erection and installation of 7no.

Pending
Full Planning
15 Sept 2026P/09222/003
60, Upton Court Road, Slough, SL3 7LZSlough

Construction of a two storey rear and front and single storey side extension fol

Pending
Full Planning
14 Sept 2026P/20813/001
Naylor Terrace, 4, High Street, Colnbrook, Slough, SL3 0LASlough

Change of Use from a Class C3(a) dwellinghouse to a high quality Supported Accom

Pending
Certificate Proposed (Use/Development)
14 Sept 2026P/02115/001
171, High Street, Langley, Slough, SL3 8LPSlough

Lawful Development Certificate for a proposed loft conversion to create habitabl

Pending
Full Planning
14 Sept 2026P/08405/005
58, Stile Road, Slough, SL3 7SDSlough

Construction of a proposed change of roof, increased ridge height, hip to gable

Undecided
Tele Notifications
14 Sept 2026TEL/2026/27
Talbot Avenue, Langley, Berkshire, SL3 8DBSlough

to install fixed line broadband electronic communications apparatus

Pending
Full Planning
11 Sept 2026P/20993/002
31, Cockett Road, Slough, SL3 7TQSlough

Construction of a proposed single storey side extension to existing dwelling fol

Pending
Full Planning
11 Sept 2026P/08081/004
4, St. Bernards Road, Slough, SL3 7NTSlough

Construction of a Two Storey Side Extension and loft conversion to be used as a

Pending
Certificate Proposed (Use/Development)
11 Sept 2026P/11987/004
23, The Myrke, Slough, SL3 9ABSlough

Lawful development certificate for a proposed single storey rear outbuilding

Pending
Permitted Development with Consultation
10 Sept 2026Y/12108/002
11, Woodstock Avenue, Slough, SL3 7LJSlough

The erection of a single storey rear extension, which would extend beyond the re

Pending
Certificate Proposed (Use/Development)
10 Sept 2026P/21149/000
71, Moreland Avenue, Colnbrook, Slough, SL3 0LLSlough

Lawful Development Certificate for a proposed single storey side and rear extens

Pending
Full Planning
9 Sept 2026P/15941/005
1, Fieldhurst, Slough, SL3 8PQSlough

Construction of a first floor rear extension

Pending
Full Planning
9 Sept 2026P/12411/011
350, Langley Road, Slough, SL3 8BSSlough

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

Pending
Full Planning
8 Sept 2026P/09822/002
3, Hinksey Close, Slough, SL3 8EBSlough

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

Pending
Certificate Proposed (Use/Development)
8 Sept 2026P/21146/000
63, Starling Crescent, Slough, SL3 7GYSlough

Lawful development certificate for proposed Loft Conversion with flat roof dorme

Pending
Full Planning
7 Sept 2026P/12033/006
Dulce Domum, Bath Road, Colnbrook, Slough, SL3 0HZSlough

“Application under Section 73 of the Town and Country Planning Act 1990 (as amen

Pending
Permitted Development with Consultation
7 Sept 2026Y/21144/000
87, Torridge Road, Slough, SL3 8UTSlough

The erection of a single storey rear extension, which would extend beyond the re

Pending
Full Planning
7 Sept 2026P/21092/001
40, Ember Road, Slough, SL3 8EDSlough

Construction of a proposed part single storey, part two storey side and rear ext

Pending
Certificate Proposed (Use/Development)
7 Sept 2026P/14770/002
12, Amanda Court, Slough, SL3 7TESlough

Lawful development certificate for proposed use of loft conversion with rear dor

Pending
Full Planning
4 Sept 2026P/21053/001
39, Chadwick Road, Slough, SL3 7FTSlough

Construction of a proposed erection of a single storey rear extension with mono

Pending
Full Planning
4 Sept 2026P/21140/000
324, Parlaunt Road, Slough, SL3 8AXSlough

Construction of a proposed demolition of existing detached garage and erection o

Pending
Certificate Existing (Use/Development)
4 Sept 2026P/00787/006
The New Langley Dental Clinic, 84, High Street, Langley, Slough, SL3 8JSSlough

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

Pending
Full Planning
3 Sept 2026P/16349/002
94, High Street, Langley, Slough, SL3 8JSSlough

Retrospective application of insulated render to external walls

Pending
Full Planning
1 Sept 2026P/03224/002
24, The Glen, Slough, SL3 7HPSlough

Construction of a proposed single storey side and rear extension to existing dwe

Pending
Small
Full Planning
1 Sept 2026P/14310/001
Garages at land adjacent to, 24, Mendip Close, Slough, SL3 8UBSlough

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

Pending
Small
Full Planning
1 Sept 2026P/07651/004
21, Langley Broom, Slough, SL3 8NBSlough

Retrospective planning application for outbuilding at the front of the main hous

Pending
Small
Permitted Development with Consultation
27 Aug 2026Y/17991/003
27, Newton Close, Slough, SL3 8DDSlough

The erection of a single storey rear extension, which would extend beyond the re

Pending
Small
Full Planning
27 Aug 2026S/21139/000
22, Mead Avenue, Slough, SL3 8HTSlough

Construction of a proposed two storey side and rear extension to existing dwelli

Pending
Small
Submission of Details
25 Aug 2026P/10343/049
Unit A, Hurricane Way , Slough, SL3 8AGSlough

Submission of details pursuant to condition 13 (Watching Brief) of planning perm

Pending
Submission of Details
25 Aug 2026P/08979/014
Former Police Station, Trelawney Avenue, Langley, Slough, SL3 8MFSlough

Submission of details pursuant to condition 7 (Secured By Design), 8 (Access and