57 -61 Union Street London Southwark SE1 1SG
Proposal
Alterations to the Grade II listed building at 59-61 Union Street comprising adaptation of the existing roof space to provide additional office accommodation; formation of a stair from second-floor level ,erection of a rear dormer; localised alterations to the roof structure; installation of glazed screens, partitions and balustrading; introduction of glazing to the existing roof hatch and associated works.
- Received
- 28 August 2026
- Public comments
- 0 · last counted 5 October 2026
- Council
- London Borough of Southwark
- ReceivedReceived28 Aug
- ValidatedValidated8 Sep
- Consult.Consultation
- TargetTarget Date
- DecidedDecided
Have your say
About this application
This is a full planning application for a dormer extension at 57 -61 Union Street London Southwark SE1 1SG. Southwark has handled 1,045 applications of this type. It has been with the council since 8 September 2026 and is still awaiting a decision. The site is in the Union Street conservation area, with 8 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 185 applications across Borough & Bankside. We hold 2,756 applications in total for the SE1 postcode area.
93% of full applications at London Borough of Southwark were approved. Across all application types, the council typically decides in about 7 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- SE1 1SG
- Application type
- Full
- Scale / size
- Small
Planning application dates
- Date validated
- 8 September 2026
Additional information
- Documents
- 23
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 3: High probability (rivers and sea)Part of the site
- Conservation area: Union Street
- Article 4 direction: Bankside and Borough District Town Centre+2 more
- Brownfield land register: 50-52,Union Street,,SE1 1JXRegister site at or near this address
Also checked, none recorded (20)
flood storage areas, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves and heritage coasts.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Associated applications
- 20268 Sep
Alterations to the Grade II listed building at 59-61 Union Street comprising adaptation of the existing roof…
This applicationPendingFull26/AP/2558 - 20261 Sep
Listed building consent for alterations to the Grade II listed building at 59-61 Union Street comprising…
PendingListed building consentFiled alongside26/AP/2559
Planning history at this site
20 other applications at this property, newest first.
- 20266 Nov
Details of condition 5 (Residential- Internal noise levels (adjacent to Travis Perkins)) pursuant to planning…
PendingAll Other26/AP/3264 - 20266 Nov
Details of Condition 6 (Residential - internal noise levels) pursuant to planning permission 24/AP/3719
PendingAll Other26/AP/3277 - 20262 Oct
Details of condition 12 (Detailed Drawings) pursuant to planning permission 24/AP/3719
PendingApplication26/AP/2914 - 20268 Jul
Details of condition 15 'Bat Boxes' pursuant to planning permission 24/AP/3719
ApprovedDischarge of conditions26/AP/1977 - 20263 Jul
Partial discharge of conditions 12(f) (Glass Balustrade Details) requiried by planning permission ref no…
PendingDischarge of conditions26/AP/1875 - 20263 Jul
Details of Condition 14 (Screening Panels) as required by planning permission ref. 24/AP/3719
ApprovedApplication26/AP/1876 - 202623 Jun
Partial discharge of conditions 12 (d) (Parapet details) requiried by planning permission ref no. 24/AP/3719
PendingDischarge of conditions26/AP/1802 - 202617 Jun
Details of Condition 13 'Hard and Soft Landscaping' required by planning permission ref 24/AP/3719
ApprovedDischarge of conditions26/AP/1733 - 202628 Apr
Listed building consent for alterations and extension to the existing mixed-use building including the…
RefusedListed building consent26/AP/0709 - 202628 Apr
Alterations and extension to the existing mixed-use building including the formation of a mansard roof at…
WithdrawnApplication26/AP/0708 - 202612 Mar
Non material amendment to planning permission ref no. 24/AP/3719
ApprovedNon-material amendment26/AP/0733 - 20264 Mar
Details of condition 12 'Detailed drawings' required by planning permission ref no. 24/AP/3719
PendingDischarge of conditions26/AP/0646 - 202613 Feb
Details of condition 6a and b (Acoustic Predictions And Mitigation Measures Report) as required by planning…
RefusedDischarge of conditions26/AP/0440 - 202613 Feb
Details of condition 9 (Archaeological Foundation and Groundworks Design) as required by planning permission…
ApprovedDischarge of conditions26/AP/0441 - 202611 Feb
Details of condition 5a and b (Acoustic Predictions And Mitigation Measures Report) as required by planning…
RefusedDischarge of conditions26/AP/0407 - 20264 Feb
Details of Condition 4 -Site Contamination as required by full planning permission 24/AP/3719
ApprovedDischarge of conditions26/AP/0341 - 202627 Jan
Details of condition 3 (CEMP) of 24/AP/3719
ApprovedDischarge of conditions26/AP/0234 - 20255 Nov
Details of condition 3 'Archaeological Building Recording' pursuant to listed building consent 24/AP/3693
ApprovedListed building consent25/AP/3226 - 20259 Jan
Partial demolition of existing dilapidated structures within the curtilage of a listed building, installation…
ApprovedFull planning permission24/AP/3719 - 202416 Dec
Listed building consent for the partial demolition of existing dilapidated structures within the curtilage of…
PendingListed building consent24/AP/3693
Source: Southwark
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 57 - 61 Union Street London Southwark SE1 1SG26/AP/0441 · ConditionsApproved0.0 mi
- 57-61 Union Street London Southwark SE1 1SG26/AP/0733 · ConditionsApproved0.0 mi
- 57 - 61 Union Street London Southwark SE1 1SG26/AP/0341 · ConditionsApproved0.0 mi
- 57-61 Union Street London Southwark SE1 1SG26/AP/0407 · ConditionsRefused0.0 mi
- 57 - 61 Union Street London Southwark SE1 1SG26/AP/0440 · ConditionsRefused0.0 mi
For applicants and trades
Before the decision
You may need a flood risk assessment. Drainage & flood risk consultants near this site
The site is in flood zone 3 (Environment Agency).
- 0.8 miLondon
- 0.9 miLondon
- 0.9 miLondon
Nearest first, within 25 miles of the site. Every firm is listed free.
Contractors near this project
Find contractors for loft conversions near this site- Avent Roofing ServicesVerifiedWestminsterRoofing2.0 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman2.4 mi
- Orient Construction Consultancy LimitedVerifiedLondon3.1 mi
- Building Services LondonVerifiedLondonExtensionsLoft Conversions3.8 mi
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