The Grove House Grove Park High Street Carshalton SM5 3AL Data via plota.co.uk

DM2026/00936 - Non-Material Amendment Approved

Proposal

Non material amendment to approved application which allowed the 'Change of use of the existing office building (Grove House) to C3 (residential) to provide 10 self contained residential units including the demolition/removal of two external fire escape stairs, rear toilet blocks and roof over rear stair tower, flank server room and an entrance porch, erection of a rear entrance portico canopy, three first floor balconies and one second floor balcony, provision of cycle/refuse stores, new boundary treatments and associated landscaping works', to provide infill of first floor window, alteration to parapet wall and refuse strategy. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
5 Aug 2026
✓
Approved
21 Aug 2026

Approved on 21 Aug 2026 · Delegated Decision · Last checked 28 Aug 2026

Associated applications 2

  • Part of

    FullApprovedcouncil archive
    • AmendmentNon material amendment to approved application DM2021/00090 which allowed the 'Change of use…This applicationDM2026/00936

Site constraints 11

Metropolitan Open Land
Green belt level protection inside London.
The London Plan gives Metropolitan Open Land the same protection as green belt: inappropriate development needs very special circumstances.
Carshalton Village conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Archaeological priority area
An assessment or field evaluation may be asked for before ground works.
The council or Historic England considers archaeology likely here. A desk-based assessment, and sometimes trial trenching, can be asked for with the application.
Air quality management area: Sutton 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 ↗
Local nature reserve 131 m away: Sutton Ecology Centre Grounds
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
Also on the record
11 listed buildings within 150 m; Radon affected area, class 2; Inside the Sutton (Sutton) built-up area; Public transport access: PTAL 3 (moderate), TfL 2023, for the 100 m square; Priority habitat 28 m away: Deciduous woodland; Town centre 31 m away: Carshalton Village.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI), Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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.

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Important details

Council
Sutton
Application type
Non-Material Amendment
Postcode
SM5 3BT
Received
5 Aug 2026
Validated
5 Aug 2026
Ward
Carshalton Central
Case officer
Show
Decision
Application Granted
Decision date
21 Aug 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Curl La Tourelle + Head Architecture

Public comments

No public comments yet.

Last counted 28 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Env. assessment
No
Sutton
Planning Authority Score
8.2/10
Excellent
#23 of 296 councils
Relevant to this application:
Change of use

Sutton is one of the fastest councils in England for householder decisions, ranking #14 out of 296. Only 13% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (93%) than the national average (90%).

Among the fastest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Sutton decision statistics
Based on MHCLG data, the year to March 2026
90%
Overall approval rate
Above avg (87%) #118 of 296
93%
Householder approved
Above avg (90%) #138 of 296
91%
Decided in 8 weeks
Above avg (63%) #14 of 296
13%
Extended time limit
Below avg (41%) #8 of 296
71%
Minor dwellings approved
85 decided (1-9 homes)
89%
Major dwellings approved
9 decided (10+ homes)
81%
Change of use approved
26 decided
891
Total decisions
93 refused in the year to March 2026