19 Ashbourne Grove, Chiswick, London,W4 2JH Data via plota.co.uk

Pending P/2026/1408 - Householder Applications
Extensions & alterations
Council
Hounslow 2.2/10
Date received
14 May 2026
Date validated
14 May 2026
Postcode
W4 2JH
Type
Householder Applications

Description

Erection of a rear roof and outrigger extension with three front roof windows to the house. Data via plota.co.uk

Get alerts nearby Council site ↗

Other new applications on this street

19 Ashbourne Grove,Chiswick,W4 2JH

Certificate of lawfulness for the proposed erection of a rear roof extension wit...

P/2026/1887 - 25 Jun 2026

Nearby new applications

Part Ground Floor, Vine Court, Church Street, Chiswick, London, W4 2PD

Prior Approval for change of use to part of the building's first floor (Use Clas...

PAC/2026/2008 - 8 Jul 2026

7 Eyot Green,Chiswick,W4 2PT

Erection of a single storey detached outbuilding with window alterations & roof ...

P/2026/1986 - 7 Jul 2026

98 Devonshire Road,Chiswick,W4 2HS

Certificate of lawfulness for the proposed erection of a rear roof extension wit...

P/2026/2006 - 7 Jul 2026

19 Cranbrook Road,Chiswick,London,W4 2LH

Certificate of lawfulness for the proposed erection of a rear roof extension wit...

P/2026/1925 - 7 Jul 2026

19 Prebend Gardens,Chiswick,W4 1TN

Erection of a single storey side extension.

P/2026/1771 - 6 Jul 2026

155 Chiswick High Road, Chiswick, London, W4 2DT

Non material amendment to allow the revision of the internal dimensions of the p...

P/2026/1944 - 2 Jul 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
34 Wilton Avenue, Chiswick, London, W4 2HY
Erection of a single storey wrap extension to the house
P/2025/2335
2025 Approved
First Floor Flat, 25 Cornwall Grove, Chiswick, London, W4 2LB
Erection of a rear roof extension with two front roof windows to the flat
P/2025/1833
2025 Approved
12 Wilton Avenue, Chiswick, London, W4 2HY
Erection of rear roof and outrigger extension with two front roof windows to the house.
P/2025/0950
2025 Approved
30 Wilton Avenue, Chiswick, London, W4 2HY
Erection of ground floor rear and infill extension to the house.
P/2025/0189
2024 Approved
40 BALFERN GROVE, CHISWICK, W4 2JX
Erection of proposed single storey rear infill extension to the house.
P/2024/1379
2024 Approved
21A ASHBOURNE GROVE, CHISWICK, W4 2JH
Erection of a single storey outbuilding in the rear garden of the house
P/2024/1305
2024 Refused
1A CORNWALL GROVE, CHISWICK, W4 2LB
Side infill extension to the existing rear roof dormer extension and second floor rear ou…
P/2024/0899
2024 Approved
49 WILTON AVENUE, CHISWICK, W4 2HX
Removal of Condition 3 (External Materials) to change the external materials to the rear…
P/2024/0748
2023 Refused
1A CORNWALL GROVE, CHISWICK, W4 2LB
Erection of a rear roof dormer infill extension, second floor rear outrigger extension an…
P/2023/3223
2023 Approved
44 CHISWICK LANE, CHISWICK, W4 2JQ
Replacement of the existing side door and the creation of an external courtyard; new roof…
P/2023/3469
2023 Refused
44 CHISWICK LANE, CHISWICK, W4 2JQ
Part conversion of the existing ground floor shop, office and workshop (Use Class E) to a…
P/2023/2224
2023 Approved
23 CORNWALL GROVE, CHISWICK, LONDON, W4 2LB
Erection of a single storey rear infill and rear extension to the house.
P/2023/1713
2023 Approved
11-13 CORNWALL GROVE, CHISWICK, LONDON, W4 2LB
Erection of a single storey rear and infill extension to both properties
P/2023/1397
2023 Approved
31 WILTON AVENUE, CHISWICK, W4 2HX
Erection of a garden shed in the style of a thai temple
P/2023/0686
2023 Approved
25 BALFERN GROVE, CHISWICK, W4 2JX
Ground floor rear extension 5.6 metres deep, maximum height of 3.05 metres, 3.00 metres h…
PA/2023/1063
2022 Withdrawn
13 WILTON AVENUE, CHISWICK, W4 2HX
Installation of an external unit to a heat pump to the side of the house
P/2022/2678
2022 Approved
49 WILTON AVENUE, CHISWICK, W4 2HX
Conversion of two flats into one two storey house incorporating the erection of a single…
P/2022/2222
2022 Approved
12 WILTON AVENUE, CHISWICK, W4 2HY
Erection of rear roof and outrigger extension with two front roof windows to the house.
P/2022/0683
2022 Approved
17 BALFERN GROVE, CHISWICK, LONDON, W4 2JX
Erection of a single storey rear Infill extension with three roof windows
P/2022/0850
2021 Approved
13 WILTON AVENUE, CHISWICK, W4 2HX
Erection of a rear roof dormer extension with juliet balcony and a second storey roof ext…
P/2021/4737
2016 Approved
FLAT FIRST FLOOR 53 WILTON AVENUE CHISWICK LONDON W4 2HX
Erection of a rear roof extension with an outrigger incorporating a juliet balcony and 2…
P/2016/1863
2016 Refused
8 BALFERN GROVE CHISWICK LONDON W4 2JX
Erection of a rear roof extension with an outrigger incorporating 3 front roof windows to…
P/2016/1727
2016 Approved
2 WILTON AVENUE CHISWICK LONDON W4 2HY
Proposed extension to existing cellar to create a basement with front and rear lightwells
P/2016/1125
2016 Approved
15 CORNWALL GROVE CHISWICK LONDON W4 2LB
Replacement of roof to existing side extension with glass roof and formation of new parap…
P/2016/0306
2016 Approved
21 CORNWALL GROVE CHISWICK LONDON W4 2LB
Ground floor rear extension 4.91 metres deep, maximum height of 3 metres, 2.4 metres high…
PA/2016/0100
Hounslow
Planning Authority Score
2.2/10
Poor
#260 of 292 councils
Relevant to this application:
Householder decisions

Hounslow is slower than most councils at deciding householder applications, ranking #198 out of 292. 46% of applications have the time limit extended, above the 40% national average. Hounslow is also one of the strictest councils - it refuses more householder applications than almost any other, with only 72% approved vs 90% nationally.

One of the strictest councils
only 72% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Hounslow decision performance
Based on MHCLG data, 2025
68%
Overall approval rate
Below avg (87%) #290 of 292
72%
Householder approved
Below avg (90%) #289 of 292
57%
Decided in 8 weeks
Below avg (64%) #198 of 292
46%
Extended time limit
Above avg (40%) #193 of 292
34%
Minor dwellings approved
89 decided (1-9 homes)
82%
Major dwellings approved
11 decided (10+ homes)
24%
Change of use approved
71 decided
1,284
Total decisions
407 refused in 2025
Source: MHCLG planning statistics · See full council rankings