Planning application
9 Northbourne Road London SW4 7DW
Works: Extension Domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Erection of a side lower-ground-floor rear extension, three storey rear extension, upward extension of the existing closet wing, and amalgamation of the lower-ground-floor-flat with the main dwelling to re-establish the property as a single dwelling (Use Class C3).
As published by the council, reference 26/02390/FUL
Application record
- Reference
- 26/02390/FUL
- Type
- Full Planning Permission
- Status
- Awaiting decision
- Received
- 19 Aug 2026
- Validated
- 19 Aug 2026
- Ward
- Clapham Common & Abbeville
- Postcode
- SW4 7DW
Comment by 2 October 2026
The council is taking comments on this application until then. Have your say on Lambeth's portal.
Site history
Applications at this address on the Lambeth register
This site has had 8 applications since 2009: 6 approved, 0 refused.
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26/00591/TCA Awaiting decision
9 Northbourne Road London SW4 7DW
Front Garden: T1 and T2 Lime. Re-pollard to previous pollard points.
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17/05703/TCA Granted
9 Northbourne Road London SW4 7DW
To remove 1 x Holm Oak tree (small) to rear of property. 1 x Evergreen Oak to carefully dismantle to as close to ground level as possible and to replant other trees elsewhere on the site.Due to the nature of this tree is has the possibility of getting very large which due to the close proximity of the tree to the neighbours it is recommended this tree is removed to abate possible future damage adjacent neighbouring wall and building.
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17/03389/TCA Granted
9 Northbourne Road London SW4 7DW
To crown reduce 2 x Limes tree to front of property back to previous reduction points. To crown reduce 1 x Horse Chestnut tree to rear of property by up to 3 metres and remove 1 no. low branch.
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14/00262/TCA Granted
9 Northbourne Road London SW4 7DW
To reduce in height 2 x Lime trees to front of property to 3 metres and remove basal growth. Crown reduce 1 x Holm Oak tree to rear of property by 1 metres all around and 1 x English Oak tree by 1.5 metres all around.
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11/02694/TCA Granted
9 Northbourne Road London SW4 7DW
To crown reduce 1 x Holm Oak tree to rear of property by 25% and crown reduce 2 x Lime trees to front of property by 50%.
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09/01945/DET Granted
9 Northbourne Road London SW4 7DW
Approval of details pursuant to condition 5 (Sash Windows) of planning permission ref 08/04599/FUL (Deconversion of existing upper ground, first and attic floor flats to provide 1 x four-bedroom self-contained flat involving the erection of a first floor side extension, installation of 1 rear and 2 side rooflights and replacement of existing windows and doors) Granted on 24.02.2009.
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09/01944/DET Granted
9 Northbourne Road London SW4 7DW
Approval of details pursuant to condition 4 (Samples and a schedule of materials) of planning permission ref 08/04599/FUL (Deconversion of existing upper ground, first and attic floor flats to provide 1 x four-bedroom self-contained flat involving the erection of a first floor side extension, installation of 1 rear and 2 side rooflights and replacement of existing windows and doors) Granted on 24.02.2009.
Timeline
Dates from the published record
-
19 Aug 2026
Received by Lambeth
-
15 Sep 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 14 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Lambeth took a median of 56 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Smith & Brooke Architects Agent, an architecture practice
21 applications on PlanIndex · across 8 councils · 94% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
17 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 happens while it is decided
This application is with Lambeth for determination, against a statutory target of eight weeks. Over the last year Lambeth decided full applications in a median of 62 days. More in our guide to how long planning decisions take.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 500 metres
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1 Northbourne Road London SW4 7DW
To crown thin 1 x Holm Oak tree to rear of property by 25% and lift canopy over garden.
Granted Trees 1 doc -
7 Northbourne Road London SW4 7DW
To remove epicormic growth and deadwood from 1 x Lime tree at rear, prune back 1 x Hawthorn tree to re-shape, crown reduce 1 x Oak tree by 20%, and remove 1 x Ash tree on boundary with neighbouring property - all trees at rear. Crown reduce 1 x Cherry tree to front of property by 30%.
Granted Trees 4 docs -
9 Northbourne Road London SW4 7DW
To crown reduce 1 x Holm Oak tree to rear of property by 25% and crown reduce 2 x Lime trees to front of property by 50%.
Granted Trees 4 docs -
3 Northbourne Road London Lambeth SW4 7DW
To crown reduce 1 x Ash tree to rear of property by 30%
Granted Trees 3 docs -
11 Northbourne Road London SW4 7DW
To crown thin 2 x Lime trees to front of property by 20%, prune back from property and lift lower barnches over pathway by 0.5 metres. Prune back 1 x Ash tree to left side of property back to branch junction on 4 no. main stems on right hand side.
Granted Trees 2 docs -
13 Northbourne Road London SW4 7DW
To remove 1 x Holm Oak tree (small) to front of property close to front elevation.
Granted Trees 3 docs
Other full applications
In Lambeth
-
26/02089/FUL Granted
135 Sternhold Avenue London SW2 4PF
Erection of a rear dormer extension including the addition of three roof lights to the front and a second floor single storey rear extension including the formation of a terrace (flat 3).
-
26/02082/FUL Refused
4 Fernwood Avenue London Lambeth SW16 1RD
Erection of a ground floor rear single storey extenson.
-
26/01870/FUL Granted
57 Iveley Road London SW4 0EN
Enlargement of existing side lightwell and window. Excavation of existing basement with the formation of a front lightwell - Flat 1.
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26/01813/FUL Refused
46 - 48 Norwood High Street London SE27 9NR
Erection of mansard roof extension to both 46 and 48 Norwood.
-
26/02607/FUL Awaiting decision
21 Tremadoc Road London SW4 7NF
Change of use of existing property from a dwellinghouse (Use Class C3) to a 9 -person HMO (Sui-Generis) together with the erection of a single storey ground floor rear extension. Erection of rear dormer roof extension; dormer roof extension over existing rear outrigger; installation of 3 x rooflights to the front roof slope together with the provision of cycle and bin storage.