Planning application
20 Willis Avenue Sutton SM2 5HS
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
Erection of a single storey rear extension with a raised patio and steps at rear.
As published by the council, reference DM2025/01313
Application record
- Reference
- DM2025/01313
- Type
- Householder Application
- Status
- Application Granted
- Decision
- Application Granted
- Received
- 20 Oct 2025
- Validated
- 20 Oct 2025
- Decided
- 12 Dec 2025
- Ward
- Sutton South
- Decision by
- Delegated Decision
- Postcode
- SM2 5HS
Timeline
Dates from the published record
-
20 Oct 2025
Received by Sutton
-
12 Dec 2025
Decision issued: Application Granted
-
27 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Gilbert Gibson Designs Agent, a design practice
10 applications on PlanIndex · across 3 councils
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
15 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 12 December 2025, 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
-
1A Downside Road Sutton SM2 5HR
88% historically approved · decision due ~7 Aug
Prior Approval for change of use from Use Class E to residential use providing 1 self contained unit.
Decided -
13 Willis Avenue Sutton SM2 5HS
Erection of a single storey rear extension and removal of side entrance porch.
Refused Householder Extension 11 docsSmall domestic -
13 Willis Avenue Sutton SM2 5HS
Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.
Granted Householder Extension 17 docsSmall domestic -
29 Willis Avenue Sutton SM2 5HS
Demolition of existing conservatory and erection of a part one, part two storey rear extension.
Granted Householder Extension Demolition 12 docsSmall domestic -
2 Kayemoor Road Sutton Sutton SM2 5HT
Erection of a single storey side and rear extension.
Granted Householder Extension 15 docsSmall domestic -
2 Kayemoor Road Sutton Sutton SM2 5HT
Conversion of loft space involving dormer extensions to both sides and rooflights to front and flank roofslopes.
Granted Householder Extension Loft or dormer 16 docsDomestic
Other householder applications
In Sutton
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DM2026/00600 Granted
5 Waterer Rise Wallington SM6 9DN
Erection of front boundary gates with walls, piers and railings.
-
DM2026/00764 Granted
12 The Causeway Sutton SM2 5RS
Erection of a single storey rear extension and provision of a raised rear terrace and steps, two dormer extensions to both front and rear roofslopes, alterations to roof of existing single storey side extension, partial conversion of garage into habitable room and alterations to fenestrations.
-
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.