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Planning application

21 St James Avenue Sutton SM1 2TQ

Granted Sutton DM2026/00524 PA Householder Rear Extension

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 two single storey rear extensions projecting from the rear of the original house by 4m and 3.01m.

As published by the council, reference DM2026/00524

Application record

Reference
DM2026/00524
Type
PA Householder Rear Extension
Status
Prior Approval Approved
Decision
Prior Approval Approved
Received
23 Apr 2026
Validated
30 Apr 2026
Decided
11 Jun 2026
Ward
Sutton West & East Cheam
Decision by
Delegated Decision
Postcode
SM1 2TQ

Site history

Applications at this address on the Sutton register

This site has had 4 applications since 2026: 2 approved, 2 refused.

  • DM2026/00321 Granted

    21 St James Avenue Sutton SM1 2TQ

    Erection of a part one, part two storey rear extension involving relocation of the entrance. Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and rooflights to front roofslope.

    Decided 29 Jun 2026 Outline
  • DM2026/00265 Refused

    21 St James Avenue Sutton SM1 2TQ

    Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.

    Decided 7 Apr 2026 Householder
  • DM2026/00264 Refused

    21 St James Avenue Sutton SM1 2TQ

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

    Decided 7 Apr 2026 Householder

Timeline

Dates from the published record

  1. 23 Apr 2026

    Received by Sutton

  2. 30 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 11 Jun 2026

    Decision issued: Prior Approval Approved

  4. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Dimensions- Planning&Architecture Agent, an architecture practice

281 applications on PlanIndex · across 23 councils · 65% granted

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Documents

Plans, drawings, consultee responses and the officer's report

25 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.

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What this grant of permission means

Sutton granted permission on 11 June 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

  • 21 St James Avenue Sutton SM1 2TQ

    DM2026/00265 Submitted 3 Mar 2026 0m away

    Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.

    Refused Householder Extension 25 docs
    Small domestic

  • 21 St James Avenue Sutton SM1 2TQ

    DM2026/00264 Submitted 3 Mar 2026 0m away

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

    Refused Householder Extension 25 docs
    Small domestic

  • 21 St James Avenue Sutton SM1 2TQ

    DM2026/00321 Submitted 12 Mar 2026 0m away

    Erection of a part one, part two storey rear extension involving relocation of the entrance. Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and rooflights to front roofslope.

    Granted Outline Extension Loft or dormer 27 docs

  • 17 St James Avenue Sutton SM1 2TQ

    DM2020/00832 Submitted 11 Jun 2020 16m away

    Erection of a single storey rear extension and alterations to side elevation.

    Granted Householder Extension 5 docs
    Small domestic

  • 27 St James Avenue Sutton SM1 2TQ

    DM2023/00900 Submitted 2 Jun 2023 22m away

    Erection of a single storey rear extension.

    Granted Householder Extension 19 docs
    Small domestic

  • 45 Norman Road Sutton Surrey SM1 2TB

    B2004/53164 Submitted 11 Oct 2004 45m away

    Erection of a single storey side extension.

    Granted Householder Extension 5 docs
    Small domestic

In Sutton

  • DM2026/00600 Granted

    5 Waterer Rise Wallington SM6 9DN

    Erection of front boundary gates with walls, piers and railings.

    14 May 2026 Householder
  • 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.

    23 Jun 2026 Householder
  • DM2026/00544 Granted

    18 Cheviot Close Sutton SM2 5SB

    Erection of a single storey front, side and rear extension.

    29 Apr 2026 Householder
  • 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.

    27 Jan 2026 Householder
  • 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.

    26 May 2026 Householder