Skip to content

11a Calonne Road Wimbledon SW19 5HH

24/P3658Full Planning PermissionApproved
Full

Approved on 26 March 2025

Council decision: Grant Permission subject to ConditionsDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

APPLICATION FOR THE PROPOSED ERECTION OF A SINGLE STOREY FRONT AND REAR EXTENSION. FIRST-FLOOR EXTENSION CREATING A NEW BAY WINDOW TO THE FRONT ELEVATION. ROOF EXTENSION WITH THREE NEW DORMER WINDOWS. ADDITIONAL GARDEN ROOM AND GARAGE CONVERSION AND EXTENSION TO AN OFFICE ARE PROPOSED, AS WELL AS ASSOCIATED LANDSCAPE WORKS.

Received
23 December 2024
Decision level
Delegated (officer decision)
Ward
Village
  1. Received23 Dec
  2. Validated15 Jan
  3. Consult.7 Feb
  4. Target7 Feb
  5. Decided26 Mar

Decided in 70 days (council typically 56)

About this application

This is a full planning application for a dormer extension at 11a Calonne Road Wimbledon SW19 5HH. Merton has handled 1,116 applications of this type. This one was decided in 93 days, 5 weeks longer than Merton's typical decision time. The site is in the Wimbledon North conservation area, with 1 listed building nearby. There are no previous applications recorded at this address. In the past year there have been 405 applications across Village. We hold 2,555 applications in total for the SW19 postcode area.

86% of full applications at London Borough of Merton were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
SW19 5HH
Application type
Full Planning Permission
Development type
Development monitoring information not needed
Scale / size
Small

Planning application dates

Date validated
15 January 2025
Consultation expiry
7 February 2025
Consultation start
15 January 2025
Consultation end
7 February 2025
Last date for comments
12 February 2025
Target decision date
7 February 2025
Application expires
17 February 2025
Permission expires
26 March 2028

Planning decision

Statutory period
33 days

Publicity

First advertised
23 January 2025

Additional information

Documents
32

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Wimbledon North
  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (21)

flood storage areas, listed buildings, 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.

Source: Merton

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

Track this application

Get email alerts when there is a planning decision or status change.

Get email alerts near SW19

New planning applications delivered to your inbox daily.

Around this site

Discuss this application on r/PlanningPermissionUK

For applicants and trades

What's been approved on your street?

See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.

Get The Signal Report