Planning application
3 Addison Grove, Chiswick, London, W4 1EP
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of single storey detached outbuilding for use as garden room in the rear garden
As published by the council, reference P/2025/2809
Application record
- Reference
- P/2025/2809
- Type
- Householder Applications
- Status
- Decided: APPROVED
- Decision
- APPROVED
- Received
- 18 Sep 2025
- Validated
- 18 Sep 2025
- Decided
- 10 Feb 2026
- Ward
- Chiswick Homefields
- Postcode
- W4 1EP
Site history
Applications at this address on the Hounslow register
This site has had 2 applications since 2019: 2 approved, 0 refused.
-
P/2019/4101 Granted
3 ADDISON GROVE, CHISWICK, LONDON, W4 1EP
Replacement of an existing timber balustrade on a rear roof terrace of the house
Timeline
Dates from the published record
-
18 Sep 2025
Received by Hounslow
-
10 Feb 2026
Decision issued: APPROVED
-
12 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
11 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Hounslow granted permission on 10 February 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
3 ADDISON GROVE, CHISWICK, W4 1EP
Variation of Condition 2 (Approved Plans) to change the approved rooflight (in the extension) to a roof lantern, to amend the second floor layout and reinstate oak posts and metal hoop over entrance gate following planning permission 00006/3/P2 dated 22/11/2022 for the demolition of existing conservatory and construction of a new extension, replacement of terrace balustrade, replacement of roof tiles and vertical hanging tiles, addition of thermal insulation, replacement of terrace flat roof, window repairs, replacement of modern double-glazed units in utility lean-to roof and internal alterations to layout of secondary floor.
Granted Full applications Extension Loft or dormer +3 12 docs -
3 ADDISON GROVE, CHISWICK, LONDON, W4 1EP
Replacement of an existing timber balustrade on a rear roof terrace of the house
Granted Householder 7 docsDomestic -
3 ADDISON GROVE, CHISWICK, W4 1EP
Variation of Condition 2 (Approved Plans) to change the approved rooflight (in the extension) with a roof lantern, amend the second floor layout and reinstate oak posts and metal hoop over entrance gate following planning permsion for 00006/3/P2 dated 22/11/2022 for the Demolition of existing conservatory and construction of new extension. Replacement of terrace balustrade. Replacement of roof tiles and vertical hanging tiles, addition of thermal insulation, replacement of terrace flat roof, window repairs, replacement of modern double-glazed units in utility lean-to roof. Internal alterations to layout of secondary floor
Granted Heritage and listed buildings Extension Loft or dormer +3 12 docs -
7 ADDISON GROVE, CHISWICK, W4 1EP
Listed Building Consent for erection of a single storey rear extension to the house.
Granted Heritage and listed buildings Extension 9 docsSmall domestic -
7 ADDISON GROVE, CHISWICK, W4 1EP
Erection of a single storey rear extension to the house.
Granted Householder Extension 8 docsSmall domestic -
9 ADDISON GROVE, CHISWICK, LONDON, W4 1EP
Work to three trees in the rear garden: T1 Rowan/Mountain Ash (Sorbus aucuparia) Fell to ground level and grind out the root ball to a depth of 300m; T2 Pittosporum (Pittosporum tenuifolium tobira) reduce back to previous reduction points, 2-3m off the top - reduce lateral growth by 1m to suitable growth points - leave the epicormic growth at the base of the tree by the pond; T3 Holly (Ilex aquifolium) Trimmed to shape.
Granted Trees 4 docs
Other householder applications
In Hounslow
-
P/2026/2047 Granted
9 Borough Road, Isleworth, TW7 5DY
Erection of a single storey rear extension.
-
P/2026/1858 Granted
8 CONNAUGHT AVENUE, HOUNSLOW, TW4 5BW
Erection of single storey front extension to the outbuilding for used as storage, office and a Gym. Following part demolition of the outbuilding.
-
P/2026/2503 Awaiting decision
25 Arnold Crescent, Isleworth, TW7 7NS
Erection of a single storey rear, two storey side extension, and rear roof extension with two front roof windows to the house.
-
P/2026/1522 Granted
4 Camborne Way, Hounslow, TW5 0PW
Erection of a single storey rear extension and reduction in width of the existing side and rear extension.
-
P/2026/2024 Granted
20 Hartland Road, Isleworth, TW7 6RH
Erection of a rear roof extension with windows to the front of the house.