Planning application
117 Benhill Road London Southwark SE5 7LZ
Works: Extension Loft or dormer 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
Construction of a rear box dormer and outrigger extension, including raising of the roof ridge by 400mm and raising of the rear chimney stack by 600mm; and addition of 2 no rooflights to the front roof slope.
As published by the council, reference 25/AP/2980
Application record
- Reference
- 25/AP/2980
- Type
- Householder Application
- Status
- Under consideration/assessment
- Received
- 13 Oct 2025
- Validated
- 24 Oct 2025
- Ward
- St Giles
- Postcode
- SE5 7LZ
Timeline
Dates from the published record
-
13 Oct 2025
Received by Southwark
-
24 Oct 2025
Validated
Checked as complete and ready for consideration.
-
10 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 19 December 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Southwark took a median of 52 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
24 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 Southwark for determination, against a statutory target of eight weeks. Over the last year Southwark decided householder applications in a median of 56 days. More in our guide to how long planning decisions take.
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
-
123 Benhill Road London Southwark SE5 7LZ
Prior approval notification for the construction of a: - Single storey side extension at lower ground level. - Extension to have a maximum height of 3m at the boundary. - Extension to have a maximum length of 4.85m from the parent building principal elevation. - 2.4m side extension from the existing outrigger, less than half the width of the property. - Existing lean-to rear extension pitched roof changed to a flat roof, with maximum height of 2.7m at the boundary. - 1nr rooflight and a green roof over rear extension. - Internal reconfiguration to lower ground floor including removal of 2nr chimney breasts.
Refused Full applications Extension Loft or dormer 35 docsSmall domestic -
123 Benhill Road London Southwark SE5 7LZ
-Rear mansard roof extension over parent building -Rear outrigger extension over existing outrigger. -Maintain pitch of front roof slope. -Raise ridge line by 400mm. -2nr rooflights to front roof slope, 1nr rooflight over the mansard extension, 1nr rooflight over the outrigger extension. -Raise parent building chimney stack by 400mm to allow for raised ridge and mansard extension. -Raise outrigger party parapet wall and rear chimney stack by 1950mm to allow for outrigger extension. -Existing lower ground floor lean-to rear extension pitched roof changed to a flat roof, with maximum height of 2.7m at the boundary and 1nr rooflight. Internal reconfiguration across the lower ground floor. -Removal of 3nr chimney breasts. -New cycle and bin storage to front yard.
Granted Householder Extension Loft or dormer 32 docsDomestic -
123 Benhill Road London Southwark SE5 7LZ
95% historically approved · decision due ~15 Sep
Construction of a single storey side extension at lower ground level. Existing lean-to rear extension pitched roof changed to a flat roof, to match the height of the taller element of the side extension. 1nr rooflight and a green roof over rear extension. Door sill to raised ground floor Juliet balcony raised by 300mm to allow for the new side extension roof.
Awaiting decision Extension Loft or dormerSmall domestic -
128 Benhill Road London Southwark SE5 7LZ
Construction of a ground floor rear extension and a second floor mansard roof extension. New rooflight to first floor outrigger.
Granted Householder Extension Loft or dormer 36 docsDomestic -
130 Elmington Road London Southwark SE5 7RA
100% historically approved · decision due ~23 Oct
Works to tree with a TPO: T1 (Lime Tree) -18 metres in height. 13 metres in width. Reduce tree by 3.5 metres, leaving the tree 14.5 metres in height. Laterally reduce by 3 metres, leaving the tree 10 metres in width. Tree is blocking natural sunlight coming through the windows, touching building, blocking the gutters and growing far to large for the area. Tree is situated by the car park.
Awaiting decision Trees 4 docs -
Flat 1 130 Elmington Road London Southwark SE5 7RA
Prune Lime (T1)- clean to remove all dead, diseased and broken branches 2 centimeters in diameter and larger throughout crown to improve health and appearance and reduce risk of branch failure. Thin crown to remove approximately 20% of live branches to reduce crown density. Most thinning cuts will be 0.25 and 2cm in diameter. Reduce crown height and spread by approximately 1-2 meters to reduce risk of branch, stem or root failure. Maintain Shape and Form.
Granted Trees 7 docs
Other householder applications
In Southwark
-
26/AP/0707 Granted
33 Abbotswood Road London Southwark SE22 8DJ
Construction of a rear dormer extension and ground floor rear extension.
-
26/AP/0784 Granted
60 Grove Park London Southwark SE5 8LF
Refurbishment of the property including replacement of glazing with thermally efficient conservation windows templated after originals, construction of a single-storey rear extension, a loft extension, minor internal partition alterations, and removal of external soil vent pipes.
-
26/AP/1488 Granted
15 Canon Beck Road London Southwark SE16 7DJ
Loft conversion including the insertion of 2 no. rooflights to the front roof slope; conversion of the existing garage to a habitable room with an associated window to replace the existing garage door on the front elevation, installation of an Air Source Heat Pump and other alterations to the rear elevation fenestration at ground floor level.
-
26/AP/0971 Granted
86 Henslowe Road London Southwark SE22 0AS
Retrospective planning permission for alterations to front garden layout including a front porch with projecting canopy, alterations to window apertures and fenestration, provision of cycle and refuses stores, along with hard and soft landscaping. new bin store and raised porch roof and revisions to front elevation fenestration.
-
26/AP/1519 Granted
61 Tyrrell Road London Southwark SE22 9NE
Construction for a rear and side wrap around ground floor extension