Skip to content

Planning applications in TW3

We hold 256 planning applications for the TW3 postcode area, 166 of them submitted in the past year. 76% of decided applications here were approved. A decision typically takes 56 days. The area is covered by Hounslow, Richmond, Hillingdon.

256
applications held
166
in the past year
76%
approved
56 days
median decision

Towns and villages in TW3

Councils covering TW3

Hounslow (230)Richmond (23)Hillingdon (1)Slough (1)Spelthorne (1)

Recent applications in TW3

Pending
Householder Application
18 Sept 2026PA26/3031
179 Argyle Avenue Whitton Hounslow TW3 2LPRichmond

Proposed demolition of existing garage and rebuilding garage with same dimensio

Pending
General Permitted Development Extension
8 Sept 2026PA26/3121
149, Argyle Avenue, Whitton, Hounslow, TW3 2LPRichmond

Single storey rear extension (6m depth, 3m eaves height, 3.85m overall height)

Pending
Small
Lawful Development Certificate (Proposed)
1 Sept 2026P/2026/2476
4 Upton Road, Hounslow, TW3 3HPHounslow

(GS868132614) Certificate of lawfulness proposed for a single storey rear infill extension and a rear roof and outrigger extension with one front roof window to the house

Pending
Small
Prior Approval Larger Home Extension
1 Sept 2026PA/2026/2475
4 Upton Road, Hounslow, TW3 3HPHounslow

GS868133219 - Ground floor rear extension 6.00 metres deep, maximum height of 3.00 metres, 3.00 metres high to the eaves

Pending
1 Sept 2026PA26/3029
179 Argyle Avenue Whitton Hounslow TW3 2LPRichmond

Loft dormer following hip to gable roof extension including front roof lights

Pending
Small
Lawful Development Certificate (Proposed)
1 Sept 2026P/2026/2488
69 Cromwell Road, Hounslow, TW3 3QGHounslow

Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion.

Pending
Small
Outline
1 Sept 2026PA26/3019
179 Argyle Avenue Whitton Hounslow TW3 2LPRichmond

Single storey rear extension at a maximum 6m depth and a maximum height of 4m w

Pending
Small
Householder Applications
7 Aug 2026P/2026/2303
181 Bath Road, Hounslow, TW3 3BUHounslow

Erection of a single storey side and rear extension.

Pending
Medium
Non-Material Minor Amendment to an existing Planning Application
6 Aug 2026P/2026/2297
Euro House, 54-66 High Street, Hounslow, TW3 1NWHounslow

Non material amendments to allow the removal of Condition 5 of permission P/2024/1935 approved 27/09/2024 for the Prior approval for the change of use from Class E to Class C3 on the first to third floor to create 31 residential self contained flats with associated refuse and cycle storage

Pending
Small
Details pursuant to a planning condition
5 Aug 2026P/2026/2280
49-53 Bath Road, Hounslow, TW3 3BNHounslow

Details of condition 7 (Water Usage Compliance Evidence), condition 8 ( Evidence of Sustainable Sourcing of Materials), condition 14 (Car Park and Servicing Management Plan) and condition 16 (Residents Parking Permits) submitted pursuant to permission P/2020/0812 dated 21/07/2020 for erection of a detached two storey building with accommodation in the roofspace for use as a care home for people with learning difficulties and special needs (Class C2) with parking and landscaping.

Pending
Small
Details pursuant to a planning condition
5 Aug 2026P/2026/2285
49 Bath Road, Hounslow, TW3 3BNHounslow

Details of Condition 9 (Water Usage Compliance Evidence) and condition 10 (Evidence of Sustainable Sourcing of Materials) submitted pursuant to permission P/2021/4160 dated 13/07/2023 for erection of a detached single storey building fur use as a care home for people with learning difficulties and special needs (Class C2)

Pending
Medium
Non-Material Minor Amendment to an existing Planning Application
5 Aug 2026P/2026/2288
Euro House, 54-66 High Street, Hounslow, TW3 1NWHounslow

Non material amendment install an internal wall in 12 of the consented flats of permission P/2024/1935 approved 27/09/2024 for prior approval application for the change of use from Class E to Class C3 on the first – third floor to create 31 residential self-contained flats with associated refuse and cycle storage

Pending
Small
Lawful Development Certificate (Existing)
4 Aug 2026P/2026/2274
52 St Stephens Road, Hounslow, TW3 2BQHounslow

Certificate of lawfulness existing for the continued use as a House of Multiple Occupation.

Withdrawn
Small
PF-Full Applications
4 Aug 2026P/2026/2278
194 High Street, Hounslow, TW3 1HLHounslow

use class to remain E(a). internal layout alteration and implementation of new front entrance and front advertisement changed on same dimension sign board

Pending
Small
Prior Approval Larger Home Extension
31 Jul 2026PA/2026/2232
9 Wareham Close, Hounslow, TW3 3PXHounslow

Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 2.80 metres high to the eaves.

Pending
Small
Lawful Development Certificate (Existing)
28 Jul 2026P/2026/2183
52 Flat Second Floor,St Stephens Road,Hounslow,TW3 2BQHounslow

Certificate of Lawfulness existing use for the continued use of the second floor as a self-contained flat.

Pending
Small
Lawful Development Certificate (Existing)
28 Jul 2026P/2026/2185
52 Flat Ground Floor Rear,St Stephens Road,Hounslow,TW3 2BQHounslow

Certificate of Lawfulness for the continued use of the ground floor rear as a self-contained flat.

Pending
Small
Lawful Development Certificate (Existing)
28 Jul 2026P/2026/2190
52 Flat Part Ground And First Floor,St Stephens Road,TW3 2BQHounslow

Certificate of Lawfulness for the existing continued use of the part ground floor and first floor as a self-contained flat

Pending
Medium
Non-Material Minor Amendment to an existing Planning Application
27 Jul 2026P/2026/2169
Euro House, 54-66 High Street, Hounslow, TW3 1NWHounslow

Non Material amendment to remove condition 4 of PA/2025/2038 approved for the prior approval for the erection of two storeys to create a fourth and fifth floor to provide 20 residential flats

Pending
Small
PF-Full Applications
24 Jul 2026P/2026/2165
Flat Part Ground And First Floor, 52 St Stephens Road, Hounslow, TW3 2BQHounslow

Erection of a single storey outbuilding in the rear garden to be used as an ancillary space of the flat

Pending
Small
Prior Approval Larger Home Extension
23 Jul 2026PA/2026/2152
64 Whitton Dene, Hounslow, TW3 2JTHounslow

Ground floor rear extension 3.00 metres deep, maximum height 3.90 metres, 2.90 metres high to the eaves.

Pending
Small
Works to Trees in Conservation Area
22 Jul 2026P/2026/2134
52 Flat Ground Floor Rear,St Stephens Road,Hounslow,TW3 2BQHounslow

Works to trees in a conservation area ; Felling of Goat Willow all tree branches and any overhanging.

Pending
Small
Details pursuant to a planning condition
21 Jul 2026P/2026/2127
100 Lampton Road, Hounslow, TW3 4EBHounslow

Details of Car Parking Management Plan and Delivery & Servicing Plan submitted pursuant to conditions 4 and 5 of permission P/2024/2393 dated 13/09/24 for installation of an external first-floor rear fire escape staircase and door to the building.

Pending
Small
Details pursuant to a planning condition
17 Jul 2026P/2026/2091
5 Flat 5,Pownall Gardens,Hounslow,TW3 1YWHounslow

Details of conditions 8 (carbon offset) and 11(A) (i, ii & iii) (green guide) of planning permission 00891/5/P7 approved 18/09/2023 for the erection of a single storey infill side, first floor infill side extension, second floor infill side, second floor rear extension, and a rear roof extension with a third floor rear dormer including internal alterations to create an additional studio flat.

Pending
Small
Lawful Development Certificate (Existing)
17 Jul 2026P/2026/2089
18 Central Avenue, Hounslow, TW3 2QHHounslow

Certificate of lawfulness for the existing use of a outbuilding as a self contained flat.

Pending
Small
Lawful Development Certificate (Proposed)
13 Jul 2026P/2026/2055
3 Heath Road, Hounslow, TW3 2NJHounslow

Certificate of lawfulness for the proposed erection of a single storey rear extension and a single storey side infill extension.

Pending
Small
Works to Trees Under TPO
7 Jul 2026PA26/2376
161, Whitton Dene, Whitton, Hounslow, TW3 2JXRichmond

Magnolia (T1) – Crown reduce by 0.75m all around and lift to 2.5m over the pavement. Reasons: The crown is too large for the site and is currently encroaching on both the house and the street.

Pending
Small
Prior Approval Larger Home Extension
6 Jul 2026PA/2026/1993
125 Cromwell Road, Hounslow, TW3 3QLHounslow

Ground floor rear extension 6.00 metres deep, maximum height 4.00 metres, 2.48 metres high to the eaves.

Pending
Small
Lawful Development Certificate (Proposed)
6 Jul 2026P/2026/1988
9 Wareham Close, Hounslow, TW3 3PXHounslow

Certificate of lawfulness the proposed erection of a rear roof extension with hip to gable conversion.

Pending
Small
Works to Trees in Conservation Area
1 Jul 2026P/2026/1946
15 Neville Close, Hounslow, TW3 4JGHounslow

Works to TPO 351, TG1 Mixed Species Group located in rear garden, Ivy clad fell the group to ground level

Pending
Large
Details pursuant to a planning condition
25 Jun 2026P/2026/1893
714 Kent Court, Unit 1 And 2,London Road,TW3 1BHHounslow

Details of Condition 24 (BREEAM) submitted pursuant to planning permission P/2016/3939 dated 19/06/2017 for the Redevelopment of the site to provide buildings of varying height between 2 and 11 storeys above ground, comprising 293 residential units (Use Class C3) and 926sqm of flexible commercial floorspace (Use Class A1-A3 / B1 / D1) together with associated car parking, cycle parking, landscaping and infrastructure works.

Pending
Small
General Permitted Development Extension
25 Jun 2026PA26/2234
146 Wills Crescent Whitton Hounslow TW3 2JDRichmond

Single storey rear extension following the demolition of existing elements. 5m in depth, 2.9m in height and 2.9m in height to eaves.

Pending
Small
PF-Full Applications
25 Jun 2026P/2026/1894
54-66 Euro House, High Street, Hounslow, TW3 1NWHounslow

Replacement of all the existing windows on the first floor, second floor and third floor.

Pending
Small
Prior Approval Larger Home Extension
24 Jun 2026PA/2026/1877
59 Stanley Road, Hounslow, TW3 1YAHounslow

Ground floor rear extension 4.00 metres deep, maximum height 3.00 metres, 3.00 metres high to the eaves.

Pending
Small
Details pursuant to a planning condition
24 Jun 2026P/2026/1882
84 High Street, Hounslow, TW3 1NHHounslow

Details of Archaeological Evaluation and Preliminary Environmental Risk Assessment submitted pursuant to conditions 12 and 13 of permission P/2025/1072 dated 21/07/2025 for erection of a five storey building compromising of four self contained flats, retail storage and rain garden on the first floor with associated cycle storage and refuse storage following the demolition of the existing two storey building.

Pending
Small
Lawful Development Certificate (Proposed)
19 Jun 2026P/2026/1825
153A Sutton Lane, Hounslow, TW3 4JWHounslow

Certificate of lawfulness for the proposed use of the house as supported living for no more than 5 residents.

Pending
Small
Lawful Development Certificate (Existing)
19 Jun 2026P/2026/1826
261 Hanworth Road, Hounslow, TW3 3UAHounslow

Certificate of lawfulness for the existing use of the house as three self contained flats

Pending
Small
Advertisement Application
18 Jun 2026P/2026/1824
106-108 Whitton Road, Hounslow, TW3 2ESHounslow

Installation of one non-illuminated box fascia sign and one store directory, glazing vinyl to be applied internally

Pending
Small
5 Day tree notification
18 Jun 2026P/2026/1822
3 St Stephens Road, Hounslow, TW3 2BHHounslow

Works to tree in a Conservation Area - 1 X T1 Lime tree crown reduce by 2-3m and crown lift to 3m all round (5 day tree)

Pending
Small
Householder Applications
17 Jun 2026P/2026/1802
8 Corban Road, Hounslow, TW3 3ASHounslow

Conversion of the existing garage into a habitable room with the replacement of a garage door with a window.

Pending
Small
Householder Application
16 Jun 2026PA26/2130
2 Park Avenue Whitton Hounslow TW3 2LZRichmond

The proposal consists of the construction of a single-storey rear extension, mea

Pending
15 Jun 2026PA26/1986
20 Rydal Gardens Whitton Hounslow TW3 2JHRichmond

Single storey rear Extension

Pending
Small
Householder Applications
15 Jun 2026P/2026/1780
55 Park Road, Hounslow, TW3 2HGHounslow

Erection of a single storey rear extension and a single storey detached outbuilding in the rear garden.

Pending
Small
Householder Applications
12 Jun 2026P/2026/1746
152 Heath Road,Hounslow,TW3 2NSHounslow

Retrospective application for the erection of a single-storey detached outbuilding to the rear of the house.

Pending
Small
Prior Approval Larger Home Extension
12 Jun 2026PA/2026/1749
25 Grosvenor Road, Hounslow, TW3 3ERHounslow

Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 2.90 metres high to the eaves.

Pending
Small
Lawful Development Certificate (Proposed)
12 Jun 2026P/2026/1741
13 Denbigh Road, Hounslow, TW3 4DUHounslow

Certificate of lawfulness for the proposed erection of a single storey rear extension.

Pending
Small
Works to Trees in Conservation Area
11 Jun 2026P/2026/1730
55 St Stephens Road, Hounslow, TW3 2BJHounslow

Works to trees in a Conservation Area - 1 X T1 Cherry reduce crown height by approximately 2 metres to a final height of approximately 4 metres and prune back overhanging branches to the garden side to provide clearance whilst maintaining a natural crown shape and 1 X T2 Lawson Cypress reduce height by approximately 2 metres to a final height of approximately 4 metres and trim all sides to create a neat, rounded shape.

Pending
Small
PF-Full Applications
11 Jun 2026P/2026/1729
Blenheim Place, Flat 15, Steve Biko Way,Hounslow,TW3 3EDHounslow

Conversion of roof space into habitable rooms and installation of two rear roof windows to the flat.

Pending
Small
Works to Trees in Conservation Area
10 Jun 2026P/2026/1721
38-40 St Stephens Road, Hounslow, TW3 2AXHounslow

Works to four trees within a conservation area. Alongside Parkside Road. T1 Cypress x 1. Lift over road to 5m and lift over footpath and driveway to 3m. T2 Ash x 1 (Fraxinus excelsior). Lift over road to 5m and lift over footpath to 3m,. Remove deadwood. T3 Sycamore x 1 (Acer pseudoplatanus). Reduce the height 4m back to previous reduction points. Reduce the lateral growth 2-3m leaving furnishing growth. T4 Ash x 1 (Fraxinus excelsior). Reduce the height 3m. Reduce the lateral growth 2-3m and lifted to 4m.

Pending
Small
PA: Installation or alteration of solar equipment on non-domestic premises
9 Jun 2026PA/2026/1700
Car Park Stirling Grove Hounslow TW3 1QGHounslow

Prior approval for the installation of a canopy with three solar panels.