20 Gylcote Close London Southwark SE5 8EU Data via plota.co.uk

25/AP/3182 - Minor application Approved

Proposal

Construction of a single storey rear/side extension with new patio and solar panels to roof, inclusion of external insulation to dwelling. Replacement of existing windows/doors and garden fence. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
3 Nov 2025
✓
Validated
8 Dec 2025
✓
Approved
9 Mar 2026

Approved on 9 Mar 2026 · Delegated Panel - Simple · Last checked 3 Oct 2026

Documents 19

Decision & officer reports 7

PDF NX-D-103 REV 03 EXISTING AND PROPOSED GROUND FLOOR PLAN Decision - Plans · 5 Feb 2026 View ↗ PDF NX-D-104 REV 03 EXISTING AND PROPOSED FIRST FLOOR Decision - Plans · 5 Feb 2026 View ↗ PDF NX-D-201 REV 03 EXISTING AND PROPOSED FRONT (NE) ELEVATION Decision - Plans · 5 Feb 2026 View ↗ PDF NX-D-202 REV 03 EXISTING AND PROPOSED BACK ELEVATION (SW) Decision - Plans · 5 Feb 2026 View ↗ PDF NX-D-203 REV 03 EXISTING AND PROPOSED SIDE ELEVATION (SE) Decision - Plans · 5 Feb 2026 View ↗ PDF NX-D-301 REV 03 EXISTING AND PROPOSED TRANSVERSE SECTION Decision - Plans · 5 Feb 2026 View ↗ PDF NX-D-302 EXISTING AND PROPOSED LOGITUDINAL SECTION Decision - Plans · 3 Nov 2025 View ↗

Statements & assessments 8

PDF REV 2 BNG REPORT Biodiversity survey / ecology assessment · 24 Feb 2026 View ↗ PDF REV 02 Biodiversity BNG Metrics · 5 Feb 2026 View ↗ PDF NX-D-107 REV 02 BNG EXISTING AND PROPOSED HABITATS Biodiversity survey / ecology assessment · 5 Feb 2026 View ↗ PDF Biodiversity BNG Metrics Biodiversity BNG Metrics · 24 Nov 2025 View ↗ PDF NX-D-107 BNG EXISTING AND PROPOSED HABITATS Biodiversity survey / ecology assessment · 24 Nov 2025 View ↗ PDF BNG REPORT Biodiversity survey / ecology assessment · 24 Nov 2025 View ↗ PDF NX-D-106 FIRE STRATEGY GROUND FLOOR PLAN Fire Statement · 3 Nov 2025 View ↗ PDF PLANNING FIRE SAFETY STRATEGY Fire Statement · 3 Nov 2025 View ↗

Application forms 1

PDF CERTIFICATE B APPLICATION FORM Other · 27 Jan 2026 View ↗

Consultation & comments 1

PDF FILE COPY - NEIGHBOUR NOTIFICATION+LIST Neighbour Notification List · 8 Dec 2025 View ↗

Other documents 2

PDF TIME EXTENSION LETTER Time Extension - Request · 2 Mar 2026 View ↗ PDF VALID APPLICATION LETTER WITH INVOICE Valid Application Letter · 8 Dec 2025 View ↗

All documents on the council site ↗

Associated applications 2

Site constraints 4

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 ↗
Conservation area 17 m away: Sunray Estate
The edge of the area; work outside it can still affect its setting.
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 ↗
Also on the record
Inside the Southwark built-up area; Public transport access: PTAL 2 (poor), 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 2 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.

Sales history 1

Last sold for £75,000 in April 1999. Flat or maisonette, leasehold.

30 April 1999£75,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area59 m² (635 sq ft)
Energy ratingD (68 out of 100), could reach C
PropertySemi-detached flat, 3 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in March 2014, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Southwark
Application type
Minor application
Postcode
SE5 8EU
Received
3 Nov 2025
Validated
8 Dec 2025
Ward
Champion Hill
Case officer
Show
Target decision
10 Mar 2026
Decision
Minor - GRANTED
Decision date
9 Mar 2026
Decision level
Delegated Panel - Simple
Applicant
Show
Agent
Show

How this decision compares

Decided in 91 days from validation, 36 days slower than Southwark's median of 55 for full applications. Approved, as 87% of full applications here are.

55%decided within 8 weeks
87%approved
540decided in the last year

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

Public comments

No public comments yet.

7 neighbours consulted · Last counted 3 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Statutory expiry
1 Feb 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
19 Gylcote Close London Southwark SE5 8EU
Hip to gable loft conversion with rear roof dormer extension and 3no. front rooflights.
25/AP/3814
2024 Approved
41 Sunray Avenue London Southwark SE24 9PX
Conversion of attic into mezzanine space with installation of 2 No. rooflights into exist…
24/AP/2997
2024 Approved
19 Crossthwaite Avenue London Southwark SE5 8ET
Construction of a two storey side extension
24/AP/0732
2022 Approved
71 Sunray Avenue London Southwark SE24 9PX
REVISED SPECIFICATION: T1: Multi-stemmed bifuricated Beech: Lateral reduction by up to 3m…
22/AP/3870
2022 Approved
1, 2 And 3 Gylcote Close London Southwark SE5 8EU
Part retrospective application for the change of use of the open land to the rear of nos…
22/AP/2478
2022 Approved
63 Sunray Avenue London Southwark SE24 9PX
T1 Ash - front wall P012 - remove over 6 year period, 50% tree reduction in first year, f…
22/AP/2673
2022 Approved
9 Woodfarrs London Southwark SE5 8EX
Construction of single storey rear extension with one roof light
22/AP/2239
2022 Approved
Bessemer Grange Primary School Dylways London Southwark SE5 8HP
Large London Plane Tree Lateral crown reduction by up to 2m adjacent to school building…
22/AP/2318
2022 Withdrawn
Bessemer Grange Primary School Dylways London Southwark SE5 8HP
T1 large Oak reduce canopy by 2 metres to balance thin by 10 deadwood
22/AP/2164
2022 Approved
37 Sunray Avenue London Southwark SE24 9PX
Loft conversion with two roof lights
22/AP/0352
2021 Approved
13 Crossthwaite Avenue London Southwark SE5 8ET
Construction of a hip-to-gable side roof extension and a rear dormer extension.
21/AP/1551
2021 Approved
45 Sunray Avenue London Southwark SE24 9PX
Single storey rear extension and conservation roof lights to rear roof slope
21/AP/0956
2021 Approved
15 Nairne Grove London Southwark SE24 9PU
Single storey side and rear extension, construction of a shed in rear garden and refurbis…
21/AP/0437
2020 Refused
15 Nairne Grove London Southwark SE24 9PU
Single storey side and rear extension.
20/AP/3513
2020 Approved
3 Gylcote Close London Southwark SE5 8EU
Construction of a ground floor rear extension.
20/AP/0507
2020 Approved
Nairne Grove Nature Reserve Bessemer Grange Primary School Dylways London Southwark SE5 8HP
4 x Poplar, reduce by up to 30%. 8 x small Ash/Acer, reduce to ground level and maintain…
20/AP/0540
2019 Approved
2 Gylcote Close London SE5 8EU
Construction of a single storey rear extension and removal of side elevation door.
19/AP/2220
2018 Approved
63 Sunray Avenue London SE24 9PX
T1 - Fraxinus Excelsior - branches blocking light, toughing building, deadwood - 20% crow…
18/AP/0959
2018 Approved
1 Gylcote Close London SE5 8EU
Prior notification for the construction of a single storey rear extension extending 4 met…
18/AP/0712
2017 Approved
14 Woodfarrs London SE5 8EX
Construction of a single storey rear extension.
17/AP/2097
2016 Approved
9 Gylcote Close London SE5 8EU
Erection of part rear/part side L-shaped single storey ground floor extension, following…
16/AP/4162
2016 Refused
37 Sunray Avenue London SE24 9PX
Construction of a single storey rear extension including timber windows /timber sliding d…
16/AP/2932
2016 Refused
9 Gylcote Close London SE5 8EU
Erection of part rear/part side L-shaped single storey ground floor extension, following…
16/AP/2959
2016 Withdrawn
39 SUNRAY AVENUE, LONDON, SE24 9PX
Windows and door replacement in an individual building. Replacing existing window with ti…
16/AP/0029
2016 Refused
37 Sunray Avenue London SE24 9PX
Erection of rear single storey extension to dwellinghouse.
16/AP/0084
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

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

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.