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15 Blakehall Road Carshalton SM5 3EZ

DM2026/00734PA Householder Rear ExtensionAwaiting decision
Householder
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

Prior Approval for a single storey upwards extension projecting from the original house by 6m

Received
17 June 2026
Ward
Carshalton Central
Agent
HAS Studio
  1. Received17 Jun
  2. Validated17 Jun
  3. Consult.13 Jul
  4. Target
  5. Decided

Have your say

Comments close on 13 July.

Comment on the council's siteDocuments (6)

About this application

This is an outline application for an extension at 15 Blakehall Road Carshalton SM5 3EZ. Sutton has handled 404 applications of this type. It has been with the council since 17 June 2026 and is still awaiting a decision. The site is in a conservation area. There are no previous applications recorded at this address. In the past year there have been 126 applications across Carshalton Central. We hold 645 applications in total for the SM5 postcode area.

82% of outline applications at London Borough of Sutton 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
SM5 3EZ
Application type
PA Householder Rear Extension
Scale / size
Small

Planning application dates

Date validated
17 June 2026
Consultation expiry
13 July 2026
Neighbour consultation start
22 June 2026
Neighbour consultation end
13 July 2026
Last date for comments
13 July 2026

Applicant and agent

Agent
HAS Studio
Agent address
HAS Studio, 7 The Crest Surbiton KT5 8JZ

Additional information

Comments
0
Documents
6
Constraints
5

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. Ask the council if these matter.

Possibly incomplete for this council: tree preservation orders.

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.

Source: Sutton

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

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