1 Alleyn Road London Southwark SE21 8AB Data via plota.co.uk

26/AP/1793 - Approval of Details Approved

Proposal

Details to discharge Condition 4 'Landscaping Scheme' full planning application dated 13/03/2024 for Enlargement of existing basement with 1no. Lightwell to the front and 1no. Lightwell to the south elevation, associated with new patio area in the rear garden and replacement of ground floor windows; - Construction of loft conversion with 2no. dormer windows and 2no. roof windows on northwest and southeast elevations, associated with removal of 1no. chimney to the front slope and change of roof top on garage; - Conversion of side conservatory to a bricked extension; - Enlargement of vehicular entrance to garage and blocking up of a side door, - blocking up of a rear window and door of the garage; - Installation of solar slates on front and rear roof slopes of both main house and garage; - Installation of 2nos. ASHP and 1no. AC unit on south elevation; - Proposed material railings and gates on the front boundary; Condition Number(s): 4 Conditions(s) Removal: Specifically on Point 4 of the attached it?s asking for this to be approved in advance. I?ve attached our landscaping plans. The specific planting schedule will be done closer to the time. In regards to tree protections we will protect the 5 lime trees along with their roots by having hoarding covering the existing grass area surrounding the trees. n/a… Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
19 Jun 2026
Validated
22 Jun 2026
Approved
12 Aug 2026

Approved on 12 Aug 2026 · Delegated Panel - Simple · Last checked 13 Aug 2026

Associated applications 2

  • Part of

    FullApprovedcouncil archive

    Conditions 4 discharged

    • ConditionsDetails to discharge Condition 4 'Landscaping Scheme' full for Enlargement of existing…This application26/AP/1793

Site constraints 3

Tree preservation order: Land Bounded by 1-15 Alleyn Road, SE21, Loggetts, Morkyns Walk and 43-49, 61,63 & 69 Alleyn Park, London, SE21
Consent is needed before work on protected trees.
Not every council has published its orders as open data, so no order shown is not proof there is none.
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.
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.

Work with planning data?

Every application in Southwark - and every UK council - as a live feed, an API, or a bulk CSV export.

About Plota's data service

Important details

Council
Southwark
Application type
Approval of Details
Postcode
SE21 8AB
Received
19 Jun 2026
Validated
22 Jun 2026
Ward
Dulwich Wood
Parish
Dulwich
Case officer
Show
Target decision
16 Aug 2026
Decision
AOD - Granted
Decision date
12 Aug 2026
Decision level
Delegated Panel - Simple
Applicant
Show

Public comments

No public comments yet.

8 neighbours consulted · Last counted 13 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Env. assessment
No
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