19b Collingtree Road, London, SE26 4QG Data via plota.co.uk

DC/26/145860 - Full Planning Permission Registered
Extensions & alterations

Proposal

Schedule 1 application for the alterations and conversion of the existing loft space, together with the installation of conservation-style roof lights to the front gable, side and rear roof slopes at 19B, Collingtree Road SE26. Data via plota.co.uk

Track application Save this application and get an email when its status or decision changes. Alerts nearby Get email alerts for new planning applications near this address.
View original council record ↗Last checked

Application progress

✓
Received
23 Oct 2026
✓
Validated
5 Nov 2026
Decision
Expected by 31 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 31 Dec 2026, from Lewisham's recent extensions.

Documents 18

Statements & assessments 1

PDF Heritage & design and access statement Case Copy Documents · 5 Nov 2026 View ↗

Plans & drawings 15

PDF 6173 110 Site location & block plan Site Location Plan · 5 Nov 2026 View ↗ PDF 6173 - 102153208070001.pdf Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 106 Proposed elevations Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 107 Side elevations Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 103 Proposed floor plans Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 104 Proposed loft floor Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 105 Proposed roof plan Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 108 Existing section a a Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 109 Proposed section a a Case Copy Drawings · 5 Nov 2026 View ↗ PDF Attachment summary Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 100 Existing floor plans Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 101 Existing roof plan Case Copy Drawings · 5 Nov 2026 View ↗ PDF 6173 - 110 Site and block plan Case Copy Drawings · 26 Oct 2026 View ↗ PDF 6173 - 106 Proposed elevations Case Copy Drawings · 26 Oct 2026 View ↗ PDF 6173 - 102 Existing elevations Case Copy Drawings · 26 Oct 2026 View ↗

Application forms 1

PDF Redacted Application form Application Form · 5 Nov 2026 View ↗

Other documents 1

PDF Fire strategy Case Copy Documents · 5 Nov 2026 View ↗

All documents on the council site ↗

Site constraints 5

Cobbs Corner conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Article 4 direction
Small HMO Northern Extension. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Also on the record
Local nature reserve 373 m away: Dacres Wood; Inside the Lewisham built-up area; Public transport access: PTAL 3 (moderate), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 7 November 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Building

Floor area80 m² (861 sq ft)
Energy ratingC (73 out of 100)
PropertyMid-terrace flat, 3 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in January 2026, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

Work with planning data?

Every application in Lewisham - and every UK council - as a live feed, an API, or a bulk CSV export.

About Plota's data service

Nearby new applications

4 Nov 2026Pending

21-57 WILLOW WAY, LONDON, SE26 4QP

Schedule 1 application for discharge of details submitted pursuant to Condition ...

DC/26/145948
2 Nov 2026Pending

25 TANNSFELD ROAD, LONDON, SE26 5DQ

Schedule 1 application for demolition of rear extension and construction of a si...

DC/26/145951
29 Oct 2026Pending

83 PEAK HILL, LONDON, SE26 4NS

Schedule 1 application for the replacement of the existing windows and rear door...

DC/26/145907
29 Oct 2026Pending

3 MOUNT ASH ROAD, LONDON, SE26 6LZ

Schedule 1 application for the replacement of the existing windows and rear door...

DC/26/145909
28 Oct 2026Pending

FLAT ABOVE, 41 SYDENHAM ROAD, LONDON, SE26 5EX

Change of use of the existing upper floor flat (Class C3) to a House in Multiple...

DC/26/145715
20 Oct 2026Pending

167 DARTMOUTH ROAD, LONDON, SE26 4RQ

External alterations and the installation of replacement doors, removal of windo...

DC/26/145740

Important details

Council
Lewisham
Application type
Full Planning Permission
Postcode
SE26 4QG
Received
23 Oct 2026
Validated
5 Nov 2026
Ward
Sydenham
Case officer
Show
Target decision
31 Dec 2026
Decision level
Non-gateway - delegated
Applicant
Show
Agent
David Joseph Consulting

Decision outlook

Day 6 of the 56-day target. Lewisham usually decides extensions by day 56.

Day 650 days to the 56-day target
75%decided within 8 weeks
87%approved
906decided in the last year

Plota live figures for extensions decided by Lewisham in the last twelve months, from validation. Lewisham decision record →

Public comments

No public comments yet.

Last counted 7 Nov 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15320807
Planning Portal ref
PP-15320807
Site or press notice
18 Nov 2026
Statutory expiry
31 Dec 2026
Env. assessment
No

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
35A COLLINGTREE ROAD, LONDON, SE26 4QG
REAR (no.35A): ONE Ash (T1)(ht.8-10m) FELL. REAR (in rear alleyway): TWO Ash (T2,T3)( ht…
DC/25/141625
2025 Approved
3 COLLINGTREE ROAD, LONDON, SE26 4QG
Installation of replacement double glazed timber windows and door in the front elevation…
DC/25/141128
2025 Approved
34 PEAK HILL, LONDON, SE26 4LR
Installation of replacement timber windows in the front and UPVc windows in the rear elev…
DC/25/139662
2024 Approved
1 COLLINGTREE ROAD, LONDON, SE26 4QG
The replacement and installation of new windows and doors in the side and rear elevations…
DC/24/136346
2024 Refused
25 COLLINGTREE ROAD, LONDON, SE26 4QG
Change of use of the upper floor residential flat (Use Class C3) to a small house in mult…
DC/24/135774
2024 Approved
2 COLLINGTREE ROAD, LONDON, SE26 4QG
Construction of an outbuilding (garden studio) in the side garden of 2 Collingtree Road…
DC/24/135320
2024 Approved
58 PEAK HILL, LONDON, SE26 4LR
REAR (56/58): ONE 3-stem Sycamore (T1) FELL. Reason: safety - severe decay at base and ro…
DC/24/135528
2024 Approved
29 COLLINGTREE ROAD, LONDON, SE26 4QG
Reinstating of front facing timber windows and entrance door, replacement of rear bay win…
DC/24/134636
2023 Approved
UPPER FLAT, 5 COLLINGTREE ROAD, LONDON, SE26 4QG
The installation of replacement sash windows to the front elevation of Upper Flat, 5 Coll…
DC/23/134268
2023 Approved
LOWER FLAT, 5 COLLINGTREE ROAD, LONDON, SE26 4QG
The installation of replacement sash windows to the front elevation at Lower Flat, 5 Coll…
DC/23/134265
2023 Approved
16 COLLINGTREE ROAD, LONDON, SE26 4QG
REAR: ONE dead Pear (T1)(ht:5.5m) FELL. Reason: dead tree, hollow and split, danger of fa…
DC/23/131098
2023 Approved
18 COLLINGTREE ROAD, LONDON, SE26 4QG
REAR: ONE Sycamore (T1)(approx.ht.15.5m) CROWN REDUCE by approx.2m to previous prune poin…
DC/23/131149
2023 Approved
2 COLLINGTREE ROAD, LONDON, SE26 4QG
Construction of a rear dormer roof extension and the installation of conservation style r…
DC/23/130052
2023 Approved
34 COLLINGTREE ROAD, LONDON, SE26 4QG
FRONT: ONE Douglas Fir (T1)(ht.6m) FELL. Reason: very close to building and touching over…
DC/23/129882
2022 Approved
19A COLLINGTREE ROAD, LONDON, SE26 4QG
The installation of a replacement timber door on the front elevation of 19A Collingtree R…
DC/22/129102
2022
2 COLLINGTREE ROAD, LONDON, SE26 4QG
Construction of a rear dormer and side dormer roof extensions with new full height window…
DC/22/128364
2021 Refused
17 COLLINGTREE ROAD, LONDON, SE26 4QG
The construction of roof extensions to the rear roof slopes at 17 Collingtree Road SE26 t…
DC/21/123021
2021 Refused
17 COLLINGTREE ROAD, LONDON, SE26 4QG
The excavation of the basement at 17 Collingtree Road SE26 including the formation of new…
DC/21/123015
2021 Approved
40 PEAK HILL, LONDON, SE26 4LR
REAR: ONE Maple (T1)(ht.10-12m) FELL. Reason: the tree has historic damage to the main tr…
DC/21/122698
2021 Approved
42 COLLINGTREE ROAD, LONDON, SE26 4QG
REAR: ONE truncated Leylandii tree (T1)(approx.ht.6m) FELL. Reason: It is not a good spec…
DC/21/121016
2016 Approved
FLAT A, 17 COLLINGTREE ROAD, LONDON, SE26 4QG
The construction of single storey extensions to the rear of Flat A, 17 Collingtree Road S…
DC/16/096117
2016 Approved
50 PEAK HILL, LONDON, SE26 4LR
The installation of three rooflights, two to the rear roof slope and one to the front roo…
DC/16/096161
2016 Withdrawn
44 COLLINGTREE ROAD, LONDON, SE26 4QG
Side of House at rear garden: Cherry tree to be felled due to overhanging adjacent shared…
DC/16/095934
2016 Approved
48-50 PEAK HILL, LONDON, SE26 4LR
Removal of part of front garden walls/ hedges, construction of 2 new onsite parking space…
DC/16/095384
2016 Withdrawn
35B COLLINGTREE ROAD, LONDON, SE26 4QG
Ash tree; to remove lowest limbs and cut back from property as it's blocking out light to…
DC/16/095139
Lewisham
Planning Authority Score
5.8/10
Average
#111 of 296 councils
Relevant to this application:
Householder decisions

Lewisham ranks #127 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (90%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Lewisham decision statistics
Based on MHCLG data, the year to March 2026
84%
Overall approval rate
Below avg (87%) #224 of 296
90%
Householder approved
Above avg (90%) #192 of 296
69%
Decided in 8 weeks
Above avg (63%) #127 of 296
31%
Extended time limit
Below avg (41%) #58 of 296
65%
Minor dwellings approved
117 decided (1-9 homes)
92%
Major dwellings approved
12 decided (10+ homes)
57%
Change of use approved
67 decided
1,303
Total decisions
207 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.