33 Dartmouth Road, London, SE23 3HN Data via plota.co.uk

DC/25/142180 - Full Planning Permission Refused

Proposal

Change of use of part of the existing lower ground, ground and first floor and the construction of a mansard extension to provide 3 self-contained flats, together with the installation of windows and a terrace door to the elevations, and all associated works at 33 Dartmouth Road, SE23. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
20 Nov 2025
✓
Validated
8 Dec 2025
✓
Consultation
13 Jan 2026
✗
Refused
2 Feb 2026
Appeal
Not lodged

Refused on 2 Feb 2026 · Delegated · Last checked 5 Oct 2026

Documents 42

Plans & drawings 21

PDF 370.25.03 rev b Existing lower ground and ground floor plans Case Copy Drawings · 19 Dec 2025 View ↗ PDF 370.25.04 rev b Existing first and roof plans Case Copy Drawings · 19 Dec 2025 View ↗ PDF Dwg.370.25.19 Proposed window details sheet 3 of 3 Case Copy Drawings · 9 Dec 2025 View ↗ PDF Dwg.370.25.18 Proposed window details sheet 2 of 3 Case Copy Drawings · 9 Dec 2025 View ↗ PDF Dwg.370.25.17 Proposed window details sheet 1 of 3 Case Copy Drawings · 9 Dec 2025 View ↗ PDF Dwg.370.25.16 Proposed section elevation c c Case Copy Drawings · 9 Dec 2025 View ↗ PDF Dwg.370.25.15 Proposed section elevation b b Case Copy Drawings · 9 Dec 2025 View ↗ PDF Dwg.370.25.07b Proposed site and roof plan Case Copy Drawings · 9 Dec 2025 View ↗ PDF 01 Location site plan Case Copy Drawings · 20 Nov 2025 View ↗ PDF 03a Existing lower ground and ground floor plan Case Copy Drawings · 20 Nov 2025 View ↗ PDF 04a Existing first and roof plans Case Copy Drawings · 20 Nov 2025 View ↗ PDF 05a Existing front elevation Case Copy Drawings · 20 Nov 2025 View ↗ PDF 06a Existing front elevation Case Copy Drawings · 20 Nov 2025 View ↗ PDF 07a Proposed site and roof plan Case Copy Drawings · 20 Nov 2025 View ↗ PDF 08a Proposed lower ground and ground floor plans. Case Copy Drawings · 20 Nov 2025 View ↗ PDF 09a Proposed first and second floor plans Case Copy Drawings · 20 Nov 2025 View ↗ PDF 10a Proposed front elevation Case Copy Drawings · 20 Nov 2025 View ↗ PDF 11a Proposed rear elevation Case Copy Drawings · 20 Nov 2025 View ↗ PDF 12a Proposed long section Case Copy Drawings · 20 Nov 2025 View ↗ PDF 13 Proposed lower ground and ground fsp Case Copy Drawings · 20 Nov 2025 View ↗ PDF 14 Proposed first and second Case Copy Drawings · 20 Nov 2025 View ↗

All documents on the council site ↗

Site constraints 6

Forest Hill 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 ↗
3 Article 4 directions
Small HMO Northern Extension · Forest Hill Article 4(3) Direction · Forest Hill District Centre. 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.
Town centre: Forest Hill
A designated centre in the London Plan.
Shops, services and active frontages are protected in centres, and main town centre uses are steered here first.
Also on the record
2 listed buildings within 150 m; 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 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 1

Last sold for £25,000 in July 2017. Other property, leasehold.

11 July 2017£25,000Recorded as a transfer outside a standard sale

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

Building

Floor area164 m² (1,765 sq ft)
Energy ratingD (asset rating 84)
UseRetail/Financial and Professional Services
HeatingHeating and Natural Ventilation

From the energy performance certificate lodged in November 2022, 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
Full Planning Permission
Postcode
SE23 3HN
Received
20 Nov 2025
Validated
8 Dec 2025
Ward
Forest Hill
Case officer
Show
Target decision
2 Feb 2026
Decision
Refused
Decision date
2 Feb 2026
Decision level
Delegated
Applicant
Show
Agent
VIABLE PLACEMAKING LTD
Freehold owner
Show

How this decision compares

Decided in 56 days from validation, about the council's usual 56 days. Refused, as 17% of full applications here are.

66%decided within 8 weeks
83%approved
540decided in the last year

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

Public comments

7comments received
7 objecting

100% object · above the UK average of 74%

48 neighbours consulted · Last counted 5 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Neighbours
13 Jan 2026
Consultation
13 Jan 2026
Comments by
13 Jan 2026
Site or press notice
17 Dec 2025
Statutory expiry
2 Feb 2026
Env. assessment
No
Lewisham
Planning Authority Score
5.8/10
Average
#111 of 296 councils
Relevant to this application:
Change of use

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

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.

Freehold owner: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.