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8 Gladstone Street London Southwark SE1 6EY

26/AP/0147Listed Building ConsentApproved

Approved on 1 May 2026

Site boundary (council red line)

Proposal

Listed building consent for the installation of a glass roof over the lower ground floor rear lightwell; damp-proofing works and installation of insulation at lower ground floor level; construction of a first-floor extension over the existing rear outrigger; internal alterations to the lower ground, first and second floors to open up the layout; replacement of the existing Juliet balcony doors with a sash window; and replacement of the rear door with a pair of timber-framed French doors.

Received
19 January 2026
Ward
St Georges
Agent
MB Design and Architecture
  1. Received19 Jan
  2. Validated27 Jan
  3. Consult.17 Apr
  4. Target23 Mar
  5. Decided1 May

Decided in 94 days (council typically 49)

About this application

This is a heritage application for an extension at 8 Gladstone Street London Southwark SE1 6EY. Southwark has handled 158 applications of this type. This one was decided in 102 days, 8 weeks longer than Southwark's typical decision time. The site is in the West Square conservation area, with 5 listed buildings nearby. There have been 5 other applications at this address. In the past year there have been 36 applications across St Georges. We hold 2,759 applications in total for the SE1 postcode area.

92% of heritage 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 6EY
Application type
Listed Building Consent
Scale / size
Small
Parish
Borough, Bankside And Walworth

Planning application dates

Date validated
27 January 2026
Last date for comments
17 April 2026
Target decision date
23 March 2026

Applicant and agent

Agent
MB Design and Architecture
Architect profile
MB DESIGN AND ARCHITECTURE LTD
Agent address
19 Hillbury Road Lavender Hill London SW17 8JT

Planning decision

Statutory period
55 days

Additional information

Comments
0
Documents
57

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)Part of the site
  • Conservation area: St Georges CircusPart of the site · +1 more
  • Listed building: Grade II: Numbers 3-11 and Attached RailingsOn or next to this site
  • Article 4 direction: Central Activities Zone+3 more
Also checked, none recorded (21)

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, heritage coasts and brownfield registers.

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

  1. 2026
    19 Jan

    Installation of a glass roof over the lower ground floor rear lightwell; damp-proofing works and installation…

    ApprovedHouseholderFiled alongside26/AP/0143
  2. 2026
    19 Jan

    Construction of a first and second-floor extension over the existing rear outrigger, installation of two sash…

    WithdrawnHouseholderFiled alongside26/AP/0145
  3. 2026
    19 Jan

    Extension of the existing mansard roof with two dormer windows along with minor layout alterations on second…

    ApprovedHouseholderFiled alongside26/AP/0146
  4. 2026
    19 Jan

    Listed building consent for the installation of a glass roof over the lower ground floor rear lightwell…

    This applicationApprovedListed building consent26/AP/0147
  5. 2026
    19 Jan

    Listed building consent for the construction of a first and second-floor extension over the existing rear…

    WithdrawnListed building consentFiled alongside26/AP/0148
  6. 2026
    19 Jan

    Listed building consent for the extension of the existing mansard roof with two dormer windows along with…

    ApprovedListed building consentFiled alongside26/AP/0149

Source: Southwark

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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