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143 Lower Morden Lane Morden SM4 4SW

25/P3308Full Planning PermissionApproved
Full

Approved on 17 June 2026

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

ERECTION OF A FIRST FLOOR SIDE/REAR EXTENSION TO FACILITATE THE CREATION OF 1 SELF-CONTAINED DWELLING TO THE SIDE OF EXISTING DWELLING AND ASSOCIATED X2 PARKING SPACES AND CYCLE AND REFUSE STORE IN FRONT GARDEN

Received
12 November 2025
Ward
Lower Morden
  1. Received12 Nov
  2. Validated14 Jan
  3. Consult.6 Feb
  4. Target
  5. Decided17 Jun

Decided in 154 days (council typically 56)

About this application

This is a full planning application for a rear extension at 143 Lower Morden Lane Morden SM4 4SW. Merton has handled 1,116 applications of this type. This one was decided in 217 days, 23 weeks longer than Merton's typical decision time. There are no previous applications recorded at this address. In the past year there have been 79 applications across Lower Morden. We hold 679 applications in total for the SM4 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
SM4 4SW
Application type
Full Planning Permission
Development type
Development monitoring information not needed
Scale / size
Small

Planning application dates

Date validated
14 January 2026
Consultation expiry
6 February 2026
Consultation end
6 February 2026
Last date for comments
6 February 2026
Application expires
10 March 2026

Planning decision

Statutory period
55 days

Additional information

Documents
38

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)

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 (22)

flood storage areas, conservation 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.

Associated applications

  1. 2026
    13 Jul

    DISCHARGE OF CONDITIONS 7 (CONSTRUCTION VEHICLES) AND 12 (BIRD, BAT AND HEDGEHOG) OF APPLICAITON 25/P3308

    ApprovedDischarge of conditions26/DOC/1395
  2. 2025
    12 Nov

    ERECTION OF A FIRST FLOOR SIDE/REAR EXTENSION TO FACILITATE THE CREATION OF 1 SELF-CONTAINED DWELLING TO THE…

    This applicationApprovedFull25/P3308

Source: Merton

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

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