155 Chadwick Road London Southwark SE15 4PY Data via plota.co.uk

26/AP/1744 - Householder Application Under consideration/assessment
Extensions & alterations

Proposal

Construction of single-storey rear and side extensions, replacement of all existing sash windows, replacement of rear door, raising the existing two-storey rear section to accommodate a larger sash window and installation of gated fence Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
16 Jun 2026
✓
Validated
23 Jun 2026
Decision
Expected by 25 Sept 2026

This application is under consideration - no decision has been issued yet. Plota predicted a decision around 14 Sept 2026; it is now day 83.

Documents 21

Statements & assessments 2

PDF Fire Statement Fire Statement · 23 Jun 2026 View ↗ PDF DESIGN AND ACCESS STATEMENT AND HERITAGE STATEMENT Design and Access statement · 16 Jun 2026 View ↗

Plans & drawings 13

PDF P0010-P-BP 00 EXISTING AND PROPOSED BLOCK PLAN Site - Block plan · 16 Jun 2026 View ↗ PDF P2202-PS-CC REV 01 PROPOSED SECTION CC Plan - Proposed · 16 Jun 2026 View ↗ PDF P2201-PS-BB REV 01 PROPOSED SECTION BB Plan - Proposed · 16 Jun 2026 View ↗ PDF P2200-PS-AA REV 01 PROPOSED SECTION AA Plan - Proposed · 16 Jun 2026 View ↗ PDF P2103-PE-S2 REV 01 PROPOSED SIDE ELEVATION (EAST) Plan - Proposed · 16 Jun 2026 View ↗ PDF P2102-PE-S1 REV 01 PROPOSED SIDE ELEVATION (WEST) Plan - Proposed · 16 Jun 2026 View ↗ PDF P2101-PE-R REV 01 PROPOSED REAR ELEVATION (SOUTH) Plan - Proposed · 16 Jun 2026 View ↗ PDF P2100-PE-F REV 01 PROPOSED FRONT ELEVATION (NORTH) Plan - Proposed · 16 Jun 2026 View ↗ PDF P2004-PP-RP REV 01 PROPOSED ROOF PLAN Plan - Proposed · 16 Jun 2026 View ↗ PDF P2003-PP-SF REV 01 PROPOSED SECOND FLOOR PLAN Plan - Proposed · 16 Jun 2026 View ↗ PDF P2002-PP-FF REV 01 PROPOSED FIRST FLOOR PLAN Plan - Proposed · 16 Jun 2026 View ↗ PDF P2001-PP-UGF REV 01 PROPOSED UPPER GROUND FLOOR PLAN Plan - Proposed · 16 Jun 2026 View ↗ PDF P2000-PP-LGF REV 01 PROPOSED LOWER GROUND FLOOR PLAN Plan - Proposed · 16 Jun 2026 View ↗

Application forms 2

PDF APPLICATION FORM - WITHOUT PERSONAL DATA Application - Form (Without Personal data) · 16 Jun 2026 View ↗ PDF COMMUNITY INFRASTRUCTURE LEVY - COMPLETED FORM CIL - GIA Form · 16 Jun 2026 View ↗

Consultation & comments 1

PDF FILE COPY - NEIGHBOUR NOTIFICATION+LIST Neighbour Notification List · 23 Jun 2026 View ↗

Other documents 3

IMG DISPLAYED SITE NOTICE Site notice · 30 Jun 2026 View ↗ PDF SITE NOTICE Site notice · 29 Jun 2026 View ↗ PDF VALID APPLICATION LETTER WITH INVOICE Valid Application Letter · 23 Jun 2026 View ↗

All documents on the council site ↗

Site constraints 4

Holly Grove 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 ↗
Air quality management area: Southwark AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Also on the record
Inside the Southwark built-up area; Designated open space 10 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.

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Other new applications on this street

20 Jul 2026Approved

113 Chadwick Road London Southwark SE15 4PY

T1 Sycamore: Crown reduction of up to 3m from branch ends.

26/AP/2126
10 Jun 2026Approved

115 Chadwick Road London Southwark SE15 4PY

TPO 178. T1. Black Poplar. Crown reduction to primary branching structure follow...

26/AP/1648
26 Aug 2026Decided

36 Chadwick Road London Southwark SE15 4RA

Replacement of the existing white single-glazed timber casement and sash windows...

26/AP/2546
14 Jul 2026Approved

11A Chadwick Road London Southwark SE15 4RA

Replacement of existing timber windows with double-glazed timber windows to the ...

26/AP/2067

Nearby new applications

8 Sept 2026Pending

41 Highshore Road London Southwark SE15 5AF

- Replacement of existing garage with single storey extension and connection to ...

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8 Sept 2026Pending

41 Highshore Road London Southwark SE15 5AF

- Replacement of existing garage with single storey extension and connection to ...

26/AP/2668
8 Sept 2026Pending

23B Adys Road London Southwark SE15 4DX

Rear dormer with 2no. rooflights on front slope plus a roof terrace over part of...

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4 Sept 2026Pending

31 Highshore Road London Southwark SE15 5AF

Works to tree with a TCA: T1 & T2 - 2 x plum trees - crown reduce. 8m in height,...

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2 Sept 2026Pending

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Certificate of lawfulness (proposed) for the construction of a single storey rea...

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26 Aug 2026Pending

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The erection of a single story extension to the rear of the property and a dorme...

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Important details

Council
Southwark
Application type
Householder Application
Postcode
SE15 4PY
Received
16 Jun 2026
Validated
23 Jun 2026
Ward
Rye Lane
Parish
Peckham And Nunhead
Case officer
Show
Target decision
25 Sept 2026
Applicant
Show
Agent
Studio Elephant Architects

Decision outlook

Day 83, past the statutory target. 94% of extensions in Southwark are decided within thirteen weeks, which runs to 22 Sept 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 12 Sept 2026.

Day 8327 days past the 56-day target
78%decided within 8 weeks
94%approved
468decided in the last year

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

Public comments

No public comments yet.

9 neighbours consulted · Last counted 12 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Statutory expiry
17 Aug 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
Basement Flat 117 Chadwick Road London Southwark SE15 4PY
T1 Prunus sp. - Fell to ground level
25/AP/2487
2025
Opposite 149 Chadwick Road London Southwark SE15 4PY
Tree works CA area: London plane (T22) undertake excavation works within the root protect…
25/AP/1955
2025 Approved
119 Chadwick Road London Southwark SE15 4PY
T1 (Hawthorn) - Remove & cover stump to inhibit regrowth. T2 (Hornbeam) - Crown reduce to…
25/AP/0028
2024 Approved
111 Chadwick Road London Southwark SE15 4PY
Demolition of a rear single storey extension to facilitate a proposed window and glazed d…
24/AP/1613
2024 Approved
131 Chadwick Road London Southwark SE15 4PY
Works to a Tree in a Conservation Area: T6 Ash Fell and treat stump with eco-plugs.T9 Ash…
24/AP/1457
2024 Approved
123 Chadwick Road London Southwark SE15 4PY
Tree works 5 day notification: T1 and T2: Ash. Dead, fell and remove.
24/AP/1527
2024 Approved
123 Chadwick Road London Southwark SE15 4PY
5 Day Notification for works to trees in a Conservation Area: T1 and T2 (Ash) Dead trees…
24/AP/1471
2024 Refused
119A Chadwick Road London Southwark SE15 4PY
Works to a tree with a TPO: T1 (Hawthorn) T2 (Hornbeam) RemoveT3 (Cherry) - Crown reduce…
24/AP/0514
2024 Approved
141 Chadwick Road London Southwark SE15 4PY
T1 Ash - Reduce to previous points at 10m height, retaining knuckles.T2 & T3 Sycamore - R…
24/AP/0474
2024 Approved
113 Chadwick Road London Southwark SE15 4PY
Works to a Tree in a Conservation Area: Remove self sown chestnut tree from front garden…
24/AP/0268
2023 Refused
190 Choumert Road London Southwark SE15 4AB
Construction of a single storey rear and first floor rear extensions and a rear dormer wi…
23/AP/3583
2023 Approved
149 Chadwick Road London Southwark SE15 4PY
Conversion of lower ground floor garden area into a below street level bike storage area…
23/AP/2807
2023 Approved
141 Chadwick Road London Southwark SE15 4PY
Tree works 5 day notification:T1: Ash - Total limb removal leaving a slight angle at the…
23/AP/2704
2023 Approved
119 Chadwick Road London Southwark
T1 (Hawthorn) and T2 (Hornbeam) - Remove.T3 (Cherry) - Crown reduce to 9/10m and maintain…
23/AP/1501
2023 Approved
154 Choumert Road London Southwark SE15 4AA
Construction of a single storey side return extension.
23/AP/1314
2022 Approved
160 Choumert Road London Southwark SE15 4AB
Construction of main roof rear dormer with an increase in ridge height by 30cm, two skyli…
22/AP/3288
2022 Approved
Basement Flat 131 Chadwick Road London Southwark SE15 4PY
T1 - XL Ash tree. The 2 lower lateral branches are encroaching onto the neighbours garden…
22/AP/1662
2022 Approved
160 Choumert Road London Southwark SE15 4AB
Proposed single storey side infill extension
22/AP/1325
2022 Approved
160 Choumert Road London Southwark SE15 4AB
Loft conversion with rear dormer roof extension including a raised ridge height of 300mm…
22/AP/0786
2022 Approved
First Floor Flat 158 Choumert Road London Southwark SE15 4AA
Erection of single storey outbuilding in rear garden of first floor flat with associated…
22/AP/0013
2017 Approved
Land To The Rear Of 210 To 198 Choumert Road London SE15 4AB
T1 - L Multi Stem Sycamore tree. Crown reduce by 30% and crown thin by 20%. T2 - L Multi…
17/AP/0146
2016 Approved
156 Choumert Road London SE15 4AA
Construction of an L-shaped dormer roof extension to the rear with the installation of on…
16/AP/4373
2016 Approved
3 Draymans Mews Chadwick Road London SE15 4PW
Conversion of four storey house into a ground floor one bedroom self-contained flat and a…
16/AP/2382
2016 Approved
101A Chadwick Road London SE15 4PY
Black Poplar within rear Garden 30% reduction of regrowth due to heart wood decay
16/AP/2294
2016 Approved
131 Chadwick Road London SE15 4PY
T1 - 4 Leylandii. Reduce by 6ft in height and face up sides to make them as small as poss…
16/AP/0246
Southwark
Planning Authority Score
7/10
Good
#64 of 296 councils
Relevant to this application:
Householder 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 statistics
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