Planning application
21 Colston Avenue Carshalton SM5 2PH
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Prior Approval for a single storey rear extension projecting from the rear of the original house by 4m.
As published by the council, reference DM2026/00105
Application record
- Reference
- DM2026/00105
- Type
- PA Householder Rear Extension
- Status
- Prior Approval Not Required
- Decision
- Prior Approval Not Required
- Received
- 30 Jan 2026
- Validated
- 30 Jan 2026
- Decided
- 5 Mar 2026
- Ward
- Carshalton Central
- Decision by
- Delegated Decision
- Postcode
- SM5 2PH
Timeline
Dates from the published record
-
30 Jan 2026
Received by Sutton
-
5 Mar 2026
Decision issued: Prior Approval Not Required
-
13 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
6 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Sutton granted permission on 5 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
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9 Colston Avenue Carshalton SM5 2PH
Non material amendment to approved application DM2025/00744 which allowed the 'Erection of a part one, part two storey side and rear extension and a single storey outbuilding in the rear garden,' to allow for increase in height of outbuilding.
Refused Amendments Extension 5 docsSmall domestic -
35 Colston Avenue Carshalton SM5 2PW
Conversion of existing conservatory into habitable room.
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Land Rear Of 36-38 Coleridge Avenue Sutton SM1 3RQ
Erection of two detached two storey dwellings with refuse and cycle storage, parking and new vehicle access.
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Land Rear Of 36-38 Coleridge Avenue Sutton SM1 3RQ
Application to clear condition 16 (biodiversity net gain plan and habitat management monitoring plan) of approved application DM2025/00234.
Decided Conditions 8 docs -
Land Rear Of 36-38 Coleridge Avenue Sutton SM1 3RQ
Application to clear condition 3 (Construction Logistics and Management Plan), 4 (Materials), 6 (Drainage Scheme/SuDS Details), 9 (Tree Protection Details) and 16 (Biodiversity Gain Plan and Habitat Monitoring) of approved application DM2025/00234.
Decided Conditions Trees 15 docs -
81 Shirley Avenue Sutton SM1 3QT
Erection of a single storey rear extension.
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Other householder applications
In Sutton
-
DM2026/00825 Refused
4 Oakwood Wallington SM6 0RD
Prior Approval for a single storey upwards extension projecting from the original house by 2.81m.
-
DM2026/00600 Granted
5 Waterer Rise Wallington SM6 9DN
Erection of front boundary gates with walls, piers and railings.
-
DM2026/00544 Granted
18 Cheviot Close Sutton SM2 5SB
Erection of a single storey front, side and rear extension.
-
DM2026/00083 Granted
53 Oxford Road Carshalton SM5 3QZ
Erection of a part one, part two storey side and rear extension. Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and rooflights to front roofslope.
-
DM2026/00644 Granted
37 Farm Way Worcester Park KT4 8RZ
Erection of a single storey rear extension and conversion of the garage to a habitable room with associated external works.