6 Tolson Road, Isleworth,TW7 7AE Data via plota.co.uk

P/2026/2918 - Householder Applications REGISTERED: Under Consultation
Extensions & alterations

Proposal

Erection of a single storey side infill and rear extension with a roof lantern to the house. Following the demolition of the conservatory. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
14 Oct 2026
Decision
Expected by 9 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 7 Dec 2026, from Hounslow's recent extensions.

Comments are open until 13 Nov 2026

Comment on this application ↗

Documents 11

Statements & assessments 2

PDF 2937-RDJWL-XX-XX-RP-A-0005-A3-C1 Design and Access Statement & Heritage Statement.pdf P-Design and Access Statement · 14 Oct 2026 View ↗ PDF Fire statement form.pdf P-Published Fire Safety · 14 Oct 2026 View ↗

Plans & drawings 8

PDF 2937-RDJWL-01-ZZ-DR-A-0035-A3-C1.pdf P-Proposed Sections · 14 Oct 2026 View ↗ PDF Ground floor and roof plans P-Proposed Plans · 14 Oct 2026 View ↗ PDF Proposed elevations P-Proposed Elevation · 14 Oct 2026 View ↗ PDF Fire plan P-Published Fire Safety · 14 Oct 2026 View ↗ PDF Location plan P-Location Plan · 14 Oct 2026 View ↗ PDF Proposed block plan P-Existing Block · 14 Oct 2026 View ↗ PDF Ground floor plan P-Existing Plans · 14 Oct 2026 View ↗ PDF Existing elevations P-Existing Elevation · 14 Oct 2026 View ↗

Application forms 1

PDF ApplicationFormRedacted.pdf P-Planning Application Form · 14 Oct 2026 View ↗

All documents on the council site ↗

Site constraints 8

Isleworth Riverside conservation area
Also Isleworth Riverside. Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Article 4 direction
Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Hounslow AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
4 listed buildings within 150 m
Nearest: Butlers Almshouses, Grade II, 43 m away · 1 Grade II*, 3 Grade II
The site itself is not listed. Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show all 4 with distances
Historic England ↗
Also on the record
Local nature reserve 461 m away: Isleworth Ait; National infrastructure project 515 m away: Teddington Direct River Abstraction (TDRA), at pre-application; Inside the Hounslow built-up area; Public transport access: PTAL 2 (poor), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 17 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 2

Last sold for £265,000 in July 2000. Terraced house, freehold.

11 July 2000£265,000
16 September 1996£146,500

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area118 m² (1,270 sq ft)
Energy ratingE (49 out of 100), could reach C
PropertyEnd-terrace house, 5 habitable rooms
BuiltBefore 1900
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in April 2013, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Hounslow
Application type
Householder Applications
Postcode
TW7 7AE
Received
14 Oct 2026
Validated
14 Oct 2026
Ward
Isleworth
Case officer
Show
Applicant
Show

Decision outlook

Day 5 of the 56-day target. Hounslow usually decides extensions by day 54.

Day 551 days to the 56-day target
78%decided within 8 weeks
81%approved
924decided in the last year

Plota live figures for extensions decided by Hounslow in the last twelve months, from validation. Hounslow decision record →

Consultation & key dates

Consultation
16 Oct 2026
Comments by
13 Nov 2026
Site or press notice
23 Oct 2026
Statutory expiry
9 Dec 2026

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
The George Inn, 114 Twickenham Road, Isleworth, TW7 7DJ
Application for listed building consent for alterations to the exterior of the building.
P/2025/3378
2025 Approved
The Isleworth Centre, 146 Twickenham Road, Isleworth, TW7 7DJ
Works to trees in a conservation area. G001 - Mixed species. Prune selected branches to b…
P/2025/3818
2025 Approved
23 Algar Road, Isleworth, TW7 7AD
Gleditsia pseudoacacia. T1, rear garden. Crown reduce to approximately 1 metre to 1.5 met…
P/2025/3167
2025 Approved
27 Algar Road, Isleworth, TW7 7AD
Works to tree in a Conservation Area. Silver Birch. Rear garden. Crown reduce by up to 3…
P/2025/3039
2025 Approved
CAR PARK 57-77 SOUTH STREET, ISLEWORTH TW7 7AA
Works to trees in a Conservation Area: TG1 - Birch Tree x 2, southeast corner of car park…
P/2025/0521
2024 Approved
The Isleworth Centre, 146 Twickenham Road, Isleworth, TW7 7DJ
Work to tree within Conservation Area: G3 Cherry - Eastern boundary with 21 Byfield Road…
P/2024/2283
2024 Approved
19 Byfield Road, Isleworth, TW7 7AF
Works to trees in a Conservation Area: T1 - Ash Tree (Fraxinus excelsior), rear garden, r…
P/2024/2193
2024 Approved
21 Byfield Road, Isleworth, TW7 7AF
Works to trees in a Conservation Area: T1 Sycamore Tree (Acer pseudoplatanus), rear garde…
P/2024/2194
2024 Approved
158 Holme Court, Adelaine House,Twickenham Road,Isleworth,Hounslow,TW7 7DL
Works to trees in a Conservation Area- T1 - London Plane - Reduce back selected branches…
P/2024/1820
2024 Approved
16 TOLSON ROAD, ISLEWORTH, TW7 7AE
Erection of a rear roof extension with one front and one rear roof window
P/2024/1025
2024 Approved
4 BYFIELD ROAD, ISLEWORTH, TW7 7AF
Works to a tree in a Conservation Area - Felling of (T1) - Cherry tree.
P/2024/0588
2024 Approved
GARGES ADJACENT 20 BYFIELD ROAD, ISLEWORTH, TW7 7AF
Variation of conditions 2 (approved plans) and 6 (Energy) of planning permission 00188/AD…
P/2024/0043
2023 Approved
59 SOUTH STREET, ISLEWORTH, TW7 7AA
Works to a tree within a conservation area - Birch (T1) to crown reduce removing up to 2m
P/2023/3699
2023 Approved
10 TOLSON ROAD, ISLEWORTH, TW7 7AE
Erection of a single storey rear extension following the demolition of the existing exten…
P/2023/3350
2023 Approved
18 ALGAR ROAD, ISLEWORTH, TW7 7AH
Erection of a single storey rear infill extension with roof replacement to the existing r…
P/2023/3317
2023 Approved
THE ISLEWORTH CENTRE 146 TWICKENHAM ROAD, ISLEWORTH, TW7 7DJ
Works to trees in Conservation Area: Ash - T1 Reduce Crown of Ash by removing approximate…
P/2023/3188
2023 Approved
THE ISLEWORTH CENTRE 146 TWICKENHAM ROAD, ISLEWORTH, TW7 7DJ
Works to tree in conservation area: T1- Ash crown reduction by removing 3.5 metres from h…
P/2023/2693
2023 Approved
20 ALGAR ROAD, ISLEWORTH, TW7 7AH
Works to tree within conservation area: Ash tree - crown reduction by 3.5 metres behind p…
P/2023/2132
2023 Approved
55 SOUTH STREET, ISLEWORTH, TW7 7AA
Continued display of one internally illuminated fascia sign and the addition of one inter…
P/2023/1147
2023 Refused
1-2 THE PAVEMENT SOUTH STREET, ISLEWORTH, TW7 7AJ
Variation of condition 19 (residents parking permit) to provide parking permits for flat…
P/2023/1399
2016 Approved
12 TOLSON ROAD ISLEWORTH LONDON TW7 7AE
Erection of rear roof extension with juilette balcony and two front roof windows to the h…
P/2016/4268
2016 Approved
27 ALGAR ROAD ISLEWORTH LONDON TW7 7AD
Works to tree within a conservation area - Silver Birch to reduce the height by up to thr…
P/2016/3447
2016 Withdrawn
27 ALGAR ROAD ISLEWORTH LONDON TW7 7AD
Works to tree within a conservation area - Silver Birch to prune / trim
P/2016/2665
2016 Approved
25 TOLSON ROAD ISLEWORTH LONDON TW7 7AE
Works to trees in a conservation area: T1. Fell Sycamore to ground level and poison stump…
P/2016/2121
2016 Approved
Land to rear of 61-67 South Street and 25 TOLSON ROAD ISLEWORTH LONDON TW7 7AE
Work to four Sycamore trees in a conservation area
P/2016/0301
Hounslow
Planning Authority Score
2.1/10
Poor
#268 of 296 councils
Relevant to this application:
Householder decisions

Hounslow is slower than most councils at deciding householder applications, ranking #203 out of 296. 47% of applications have the time limit extended, above the 41% national average. Hounslow is also one of the strictest councils - it refuses more householder applications than almost any other, with only 75% approved vs 90% nationally.

One of the strictest councils
only 75% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Hounslow decision statistics
Based on MHCLG data, the year to March 2026
71%
Overall approval rate
Below avg (87%) #294 of 296
75%
Householder approved
Below avg (90%) #293 of 296
56%
Decided in 8 weeks
Below avg (63%) #203 of 296
47%
Extended time limit
Above avg (41%) #208 of 296
38%
Minor dwellings approved
82 decided (1-9 homes)
93%
Major dwellings approved
14 decided (10+ homes)
29%
Change of use approved
72 decided
1,191
Total decisions
340 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.