15 Colnbrook Street London Southwark SE1 6EZ Data via plota.co.uk

26/AP/1115 - Listed Building Consent Under consideration/assessment
Listed buildings

Proposal

Listed building consent for the first-floor rear extension to existing outrigger; lowering & reinstatement of front parapet entablature; repair and re-glazing of existing windows; replacement of rear basement window with French doors; installation of Air Source Heat Pump and building services upgrades; associated internal alterations, repairs, and landscaping. (Revised description) Data via plota.co.uk

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View original council record ↗

Application progress

✓
Received
20 Apr 2026
✓
Validated
5 May 2026
Decision
Awaiting decision

This application is under consideration - no decision has been issued yet.

Documents 29

Statements & assessments 4

PDF REV R3 DESIGN AND ACCESS STATEMENT Design and Access statement · 9 Jul 2026 View ↗ PDF Fire Statement Fire Statement · 29 Apr 2026 View ↗ PDF HERITAGE STATEMENT Heritage statement · 20 Apr 2026 View ↗ PDF TREE SURVEY Tree survey or Arboricultural implications · 20 Apr 2026 View ↗

Plans & drawings 14

PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 SITE PLAN PROPOSED Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 PLANS PROPOSED GROUND, BASEMENT, FIRST Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 PLANS PROPOSED ROOF, SECOND Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 ELEVATIONS PROPOSED E-01 STREETSCAPE ELEVATION Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 ELEVATIONS PROPOSED E-02 ELEVATION Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 ELEVATIONS PROPOSED E-03 ELEVATION, ELEVATION Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 SECTIONS PROPOSED BUILDING SECTION Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 SECTIONS PROPOSED BUILDING SECTION Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 INTERNAL ELEVATIONS PROPOSED BASEMENT Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 INTERNAL ELEVATIONS PROPOSED GROUND Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 INTERNAL ELEVATIONS PROPOSED FIRST Plan - Amended · 9 Jul 2026 View ↗ PDF 421-SE1 6EZ-URB-ZZ-XX-DR-A-2000-PL1-R10 INTERNAL ELEVATIONS PROPOSED SECOND Plan - Amended · 9 Jul 2026 View ↗ PDF ENG-2509-SK-01 REV P6 OUTLINE SERVICES DESIGN - BASEMENT & GROUND FLOORS Plan - Amended · 9 Jul 2026 View ↗ PDF ENG-2509-SK-02 REV P6 OUTLINE SERVICES DESIGN - FIRST & SECOND FLOORS Plan - Amended · 9 Jul 2026 View ↗

Application forms 2

PDF CIL - GIA Form CIL - GIA Form · 29 Apr 2026 View ↗ PDF APPLICATION FORM - WITHOUT PERSONAL DATA Application - Form (Without Personal data) · 20 Apr 2026 View ↗

Consultation & comments 1

PDF EOT TO 06.08.2026 SIGNED Time Extension - Response · 9 Jul 2026 View ↗

Other documents 8

IMG SITE NOTICE 2 DISPLAYED ON 14.07.2026 Site notice · 16 Jul 2026 View ↗ PDF SITE NOTICE Site notice · 13 Jul 2026 View ↗ PDF TIME EXTENSION LETTER Time Extension - Request · 9 Jul 2026 View ↗ PDF TIME EXTENSION LETTER Time Extension - Request · 1 Jul 2026 View ↗ PDF PRESS NOTICE - 14/05/2026 Press Notice · 12 May 2026 View ↗ PDF SITE NOTICE 1 DISPLAYED 12.05.2026 Site notice · 12 May 2026 View ↗ PDF VALID APPLICATION LETTER WITH INVOICE Valid Application Letter · 7 May 2026 View ↗ PDF SITE NOTICE Site notice · 7 May 2026 View ↗

All documents on the council site ↗

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Important details

Council
Southwark
Application type
Listed Building Consent
Postcode
SE1 6EZ
Received
20 Apr 2026
Validated
5 May 2026
Ward
St Georges
Parish
Borough, Bankside And Walworth
Case officer
Show
Target decision
29 Jun 2026
Applicant
Show
Agent
Urbanist Architecture

Consultation & key dates

Env. assessment
No

Historical activity at this location

27 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2022 Refused
Construction of extension on rear outrigger, restoration of front facade and removal of c…
22/AP/1032
2022 Refused
Construction of rear extension on outrigger
22/AP/0881
Within ~100m

Nearby activity

2025
Siobhan Davies Studios 85 St Georges Road London Southwark SE1 6ER
Mimosa (T1) - Reduction of crown and lateral spead from 9m to 7m, pruning to previous poi…
25/AP/3218
2024 Approved
17 London Road London Southwark SE1 6JX
Retention of extract system and A/C unit on the rear flat roof.
24/AP/3485
2024 Approved
15 Gladstone Street London Southwark SE1 6EY
Alterations to the mansard roof and 3 no. dormer windows to the front of the property by…
24/AP/3286
2024 Approved
15 Gladstone Street London Southwark SE1 6EY
Listed building consent for the refurbishment of the property, to include internal altera…
24/AP/3287
2024 Approved
5 Colnbrook Street London Southwark SE1 6EZ
False Acacia (15M high, 350mm dia.) - Reduce the crown of the tree by 2 metres and back t…
24/AP/3640
2024 Approved
110 St Georges Road London Southwark SE1 6EU
Construction of a single storey rear extension, refurbishment of all single glazed sash w…
24/AP/2994
2024 Approved
18 Gladstone Street London Southwark SE1 6EY
Tree Maintenance.1 x Silver Birch. Reduce 1m x 1m, cutting to suitable branch junctions t…
24/AP/3090
2024 Approved
2 Garden Row London Southwark SE1 6HB
Elevational alterations to the front elevation to include decorative mouldings to rooflin…
24/AP/2387
2024 Refused
110 St Georges Road London Southwark SE1 6EU
The construction of a single-storey rear extension with access from the lower ground floo…
24/AP/2297
2024 Approved
17 Colnbrook Street London Southwark SE1 6EZ
Listed building consent for: proposed repair and replacement of selected existing windows…
24/AP/1575
2024 Approved
17 Colnbrook Street London Southwark SE1 6EZ
Repair and replacement of selected existing windows and doors with like-for-like timber f…
24/AP/1574
2024 Refused
17 London Road London Southwark SE1 6JX
Retropective application for the installation of extract flue system and a condenser unit…
24/AP/0068
2023 Refused
17 Colnbrook Street London Southwark SE1 6EZ
Proposed replacement of existing windows with like-for-like heritage grade slimline doubl…
23/AP/3182
2023 Refused
17 Colnbrook Street London Southwark SE1 6EZ
Proposed replacement of existing windows with like-for-like heritage grade slimline doubl…
23/AP/3183
2023 Approved
9 Colnbrook Street London Southwark SE1 6EZ
Retrospective Listed Building Consent for the replacement of the existing roof using like…
23/AP/1542
2023 Approved
St Judes Southwark C Of E Primary School Colnbrook Street London Southwark SE1 6HA
Listed Building Consent: Repairs to five roof areas including replacement of felt and asp…
23/AP/1473
2023 Withdrawn
9 Colnbrook Street London Southwark SE1 6EZ
Alterations to the chimney had been rectified to 9 and 8 Colnbrook Street.
23/AP/1400
2022 Approved
Convent 112-116 St Georges Road London Southwark SE1 6EP
London Plane tree located in back garden of missionary on St Georges Road - crown reducti…
22/AP/3971
2022 Approved
104 St Georges Road London Southwark SE1 6EU
Lime Tree Proposed works: general maintenance, crown reduction to previous, most recent r…
22/AP/4096
2022 Approved
St Judes Southwark C Of E Primary School Colnbrook Street London Southwark SE1 6HA
Part retrospective planning application for the installation of 2 no air source heat pump…
22/AP/2810
2016 Approved
St Judes Southwark C Of E Primary School Colnbrook Street London SE1 6HA
Provision of new retractable awning/canopy to the rear (west) elevation
16/AP/0642
2016 Approved
10 Gladstone Street London SE1 6EY
Extension of the existing front roof mansard towards the front parapet; erection of rear…
16/AP/0745
2016 Approved
10 Gladstone Street London SE1 6EY
Extension of the existing front roof mansard towards the front parapet, erection of rear…
16/AP/0746
2016 Approved
Flat 20 St Georges Court Garden Row London SE1 6HD
Replacement of all existing window units and the existing entrance door with new 'like-fo…
16/AP/0291
2016 Approved
18 Colnbrook Street London SE1 6EZ
T1: Large Tree of Heaven - Blocking out light to multiple properties. Lightly crown thin…
16/AP/0074
Southwark
Planning Authority Score
7/10
Good
#64 of 296 councils
Relevant to this application:
Other decisions

Southwark is faster than most councils at deciding householder applications, ranking #54 out of 296. Householder applications are slightly more likely to be approved here (95%) than the national average (90%).

Faster than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Southwark decision performance
Based on MHCLG data, the year to March 2026
92%
Overall approval rate
Above avg (87%) #93 of 296
95%
Householder approved
Above avg (90%) #92 of 296
78%
Decided in 8 weeks
Above avg (63%) #54 of 296
37%
Extended time limit
Below avg (41%) #122 of 296
92%
Minor dwellings approved
259 decided (1-9 homes)
86%
Major dwellings approved
14 decided (10+ homes)
82%
Change of use approved
38 decided
1,622
Total decisions
132 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings