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22 Harlescott Road London Southwark SE15 3BZ

25/AP/3283Certificate of Lawful Dev. - ProposedApproved
Outline / PiP

Approved on 5 January 2026

Site boundary (council red line)

Proposal

Certificate of lawful development (proposed) for a roof dormer over the main roof slope, a dormer over the existing rear projection and alterations to the existing ground floor outrigger. Please refer to supporting documents for details.

Received
11 November 2025
Ward
Peckham Rye
Agent
DISTRICT Architects
  1. Received11 Nov
  2. Validated11 Nov
  3. Consult.
  4. Target5 Jan
  5. Decided5 Jan

Decided in 55 days (council typically 49)

About this application

This is an outline application for a dormer extension at 22 Harlescott Road London Southwark SE15 3BZ. Southwark has handled 202 applications of this type. This one was decided in 55 days, 6 days longer than Southwark's typical decision time. There has been 1 other application at this address. In the past year there have been 73 applications across Peckham Rye. We hold 1,344 applications in total for the SE15 postcode area.

94% of outline applications at London Borough of Southwark were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
SE15 3BZ
Application type
Certificate of Lawful Dev. - Proposed
Scale / size
Small
Parish
Peckham And Nunhead

Planning application dates

Date validated
11 November 2025
Target decision date
5 January 2026

Applicant and agent

Agent
DISTRICT Architects
Architect profile
DISTRICT ARCHITECTS LIMITED
Agent address
Arch 837 Consort Road London SE15 2PR

Planning decision

Statutory period
55 days

Additional information

Comments
0
Documents
11

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (24)

flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Associated applications

  1. 2025
    11 Nov

    Certificate of lawful development (proposed) for a roof dormer over the main roof slope, a dormer over the…

    This applicationApprovedOutline25/AP/3283
  2. 2025
    11 Nov

    Construction of a roof dormer, over the rear pitch of the main roof, a dormer over the existing rear…

    ApprovedHouseholderFiled alongside25/AP/3284

Source: Southwark

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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