21 Ravensbourne Park Crescent, London, SE6 4YJ Data via plota.co.uk

DC/26/145061 - Lawful Development Certificate proposed Approved
Extensions & alterations

Proposal

Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Class E of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a single storey outbuilding in the rear garden at 21 Ravensbourne Park Crescent, SE6. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
13 Aug 2026
✓
Approved
16 Oct 2026

Approved on 16 Oct 2026 · Delegated · Last checked 18 Oct 2026

Documents 9

Decision & officer reports 2

PDF Delegated report Officer Report · 16 Oct 2026 View ↗ PDF Decision notice Decision · 16 Oct 2026 View ↗

Plans & drawings 5

PDF 2514-nt-pd-000 to 300 Full plans Case Copy Drawings · 16 Oct 2026 View ↗ PDF 2514-nt-pd-000 to 300 Full plans Case Copy Drawings · 16 Oct 2026 View ↗ PDF 2514-nt-pd-000 to 300 Full plans Case Copy Drawings · 16 Oct 2026 View ↗ PDF 2514-nt-pd-000 to 300 Full plans Case Copy Drawings · 16 Oct 2026 View ↗ PDF Location plan Case Copy Drawings · 17 Aug 2026 View ↗

Application forms 1

PDF Redacted Application form Application Form · 17 Aug 2026 View ↗

Other documents 1

PDF Planning support letter Case Copy Documents · 16 Oct 2026 View ↗

All documents on the council site ↗

Site constraints 8

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 Named permitted development rights are withdrawn here.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.
Air quality management area: Crofton Park and Honor Oak Park Air Quality Management Area
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 ↗
Opportunity area
Where the London Plan expects significant growth.
Boundaries are indicative and the borough holds the detailed plan.
Also on the record
1 listed building within 150 m; Inside the Lewisham built-up area; Public transport access: PTAL 4 (good), TfL 2023, for the 100 m square; Priority habitat 24 m away: Deciduous woodland; Designated open space 23 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument 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 3

Last sold for £665,000 in May 2016. Semi-detached house, freehold.

20 May 2016£665,000
8 July 2005£285,000
1 October 2003£180,000

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

Building

Floor area135 m² (1,453 sq ft)
Energy ratingE (47 out of 100), could reach C
PropertySemi-detached house, 6 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in September 2015, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Important details

Council
Lewisham
Application type
Lawful Development Certificate proposed
Postcode
SE6 4YJ
Received
13 Aug 2026
Validated
13 Aug 2026
Ward
Rushey Green
Case officer
Show
Target decision
16 Oct 2026
Decision
Granted
Decision date
16 Oct 2026
Decision level
Delegated
Applicant
Show
Agent
nimtim architects

How this decision compares

Decided in 64 days from validation, 8 days slower than Lewisham's median of 56 for extensions. Approved, as 87% of extensions here are.

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 18 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15155285
Planning Portal ref
PP-15155285
Statutory expiry
8 Oct 2026
Env. assessment
No

Historical activity at this location

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

Within ~100m

Nearby activity

2021 Approved
33 RAVENSBOURNE PARK CRESCENT, LONDON, SE6 4YJ
An application submitted under Section 73 of the Town and Country Planning Act 1990 for M…
DC/21/121403
2020 Approved
33 RAVENSBOURNE PARK CRESCENT, LONDON, SE6 4YJ
Construction of a single storey rear extension at 33 RAVENSBOURNE PARK CRESCENT, SE6, tog…
DC/20/118996
2020 Approved
27 RAVENSBOURNE PARK CRESCENT, LONDON, SE6 4YJ
The construction of an outbuilding at the rear of 27 Ravensbourne Park Crescent SE6.
DC/20/116733
2017 Approved
27 RAVENSBOURNE PARK CRESCENT, LONDON, SE6 4YJ
Certificate of Lawful Development (Proposed) in respect of the construction of a single s…
DC/17/101007
2016 Refused
27 RAVENSBOURNE PARK CRESCENT, LONDON, SE6 4YJ
The construction of a single storey extension with basement storeroom to the rear of 27 R…
DC/16/098828
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

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.