21-23 Dartmouth Road, London, SE23 3HN Data via plota.co.uk

DC/26/144763 - Commercial to Residential Prior Approval Approved

Proposal

Prior Approval under Schedule 2, Part 3, Class G of the Town and Country Planning (General Permitted Development) Order 2015 (as amended) for the change of use of the first and second floors from Use Class E into two self contained flats at 21-23 Dartmouth Road, SE23. Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
17 Jul 2026
Consultation
23 Jul 2026
Approved
2 Sept 2026

Approved on 2 Sept 2026 · Delegated · Last checked 3 Sept 2026

Site constraints 4

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 Named permitted development rights are withdrawn here.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
Inside the Lewisham built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument 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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Important details

Council
Lewisham
Application type
Commercial to Residential Prior Approval
Postcode
SE23 3HN
Received
17 Jul 2026
Validated
17 Jul 2026
Ward
Forest Hill
Case officer
Show
Decision
Granted
Decision date
2 Sept 2026
Decision level
Delegated
Applicant
Show
Agent
D. Rose Planning LLP

How this decision compares

Decided in 47 days from validation, 9 days faster than Lewisham's median of 56 for changes of use. Approved, as 48% of changes of use here are.

77%decided within 8 weeks
48%approved
101decided in the last year

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

Public comments

No public comments yet.

Last counted 3 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15088538
Neighbours
23 Jul 2026
Site or press notice
23 Jul 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